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Yang-Baxter Equation and Related Algebraic Structures

T0 review · 3 major / 4 minor · reviewed 2026-08-06 · deepseek-v4-flash

Pith's one-line read The monograph shows that set-theoretic Yang-Baxter solutions are governed by a web of algebraic structures—skew braces, Rota-Baxter groups, racks, and quandles.

desk verdict Useful survey monograph, but a false theorem (1.83) and an incorrect example (1.13(2)) undermine its reliability as a reference as written. read the letter →

arxiv 2506.23175 v1 pith:O3VSZD6U submitted 2025-06-29 math.QA math.GRmath.GTmath.RA

classification math.QAmath.GRmath.GTmath.RA MSC 16T2581R5057K1220N0257M2717D99
keywords Yang-Baxterequationset-theoreticsolutionskewleftbraceRota-Baxtergroupquandlerackcohomologystructure
verification ladder T0 review T1 audit T2 compute T3 formal

The pith

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The reading

This monograph aims to make the algebraic theory of set-theoretic solutions to the Yang-Baxter equation accessible, claiming that the field is organised around four interlocking families: skew left braces and Rota-Baxter groups for general non-degenerate solutions, and racks and quandles for the square-free, knot-theoretic case. The authors state that a reader with standard algebra and topology can enter the subject through this book, since proofs are supplied in full or with comprehensive references and the connections between the structures are made explicit. If the monograph is accurate, it serves as a reliable entry point and reference, and the concrete bridges it records—solution to structure group, structure group to skew brace, skew brace to solution, and Rota-Baxter group to skew brace—become the usable toolkit for work on Yang-Baxter solutions.

What carries the argument

The structural engine is the passage between three equivalent descriptions of the same data. Given a solution $r(x,y)=(\sigma_x(y),\tau_y(x))$, the structure group $G(X,r)=\langle X \mid xy=\sigma_x(y)\,\tau_y(x)\rangle$ packages the braiding as a group law, and its bijective $1$-cocycle recovers a skew left brace; conversely, a skew left brace $(G,\cdot,\circ)$ yields a solution through the homomorphism $\lambda_a(b)=a^{-1}\cdot(a\circ b)$, with $r(a,b)=(\lambda_a(b),\ldots)$. Racks and quandles enter as the special case $r(x,y)=(y,x\ast y)$ with $x\ast x=x$ and right-distributivity, so that the three quandle axioms mirror the three Reidemeister moves. This brace-group-solution triangle, extended by Rota-Baxter operators, carries the argument across all three parts of the monograph.

What would settle it

Compare the table of non-isomorphic skew left braces of orders 1 through 30 in Chapter 2 against the computer enumeration described in [151], or verify a stated classification such as the claim that the unique indecomposable non-degenerate involutive solution on $\mathbb{Z}_p$ is the cyclic permutation solution $r(x,y)=(y-1,x+1)$; any mismatch would falsify the monograph's accuracy as a reference.

Watch

Extended reading notes

Core claim

The book's central claim, stated on its own terms, is that the algebraic study of set-theoretic solutions to the Yang-Baxter equation is a web of equivalent structures rather than a collection of isolated examples. A non-degenerate solution can be studied through its structure group, which carries a skew left brace structure, and every skew left brace returns a non-degenerate bijective solution. In the square-free case the same web passes through racks and quandles, which encode the three Reidemeister moves and serve as complete link invariants in the Joyce-Matveev sense. The monograph presents this framework chapter by chapter, from cycle sets and braces through Rota-Baxter groups to quandle homology and knot invariants, with proofs either given or explicitly delegated to cited sources.

Load-bearing premise

The load-bearing premise is that the monograph reproduces the results it cites faithfully: many theorems are presented with references rather than fresh proofs, so if any stated theorem is misquoted or any referenced proof is misattributed, the affected section would mislead readers despite the book's clarity.

Editorial extensions

If this is right

  • Because every skew left brace gives a non-degenerate bijective solution and every such solution has a skew left brace structure on its structure group, classifying skew left braces is a complete route to classifying non-degenerate bijective solutions.
  • Finite non-degenerate involutive solutions have solvable structure groups, and involutive solutions have Bieberbach, I-type structure groups, so the group-theoretic properties restrict which solutions can exist.
  • Link quandles are complete invariants in the Joyce-Matveev sense, so algebraic invariants of quandles—homology, orderability, residual finiteness, automorphism groups—transfer to link invariants.
  • The Rota-Baxter group connection places every skew left brace inside a Rota-Baxter group, bringing Yang-Baxter solutions into the operator-theoretic setting of Rota-Baxter algebra.
  • Low-dimensional quandle cohomology, through state-sum invariants built from 2-cocycles, supplies practical knot and knotted-surface invariants.

Reading between the lines

Editorial extensions of the paper, not claims the author makes directly.

  • If the braces-solutions correspondence is as tight as the monograph presents, then the practical bottleneck for classification is computational: exhaustive enumeration of skew left braces, already possible through order 30 and beyond, effectively enumerates solutions, so sharper enumeration algorithms would directly expand the solved region of the classification tree.
  • The Rota-Baxter and pre-Lie connections suggest a continuous analogue: differentiating Rota-Baxter operators on Lie groups yields Rota-Baxter operators on Lie algebras, so Lie-theoretic flows and affine structures could be used to deform or integrate set-theoretic solutions.
  • The residual finiteness and orderability results for link quandles imply that algorithmic questions about links—word problem, left-orderability—can be approached through quandle rings and quandle automorphism groups, potentially distinguishing knots that classical polynomial invariants do not.
  • A testable extension would be to search the monograph's small-order skew brace tables for the smallest skew brace whose solution is indecomposable but not of multipermutation type, and to see whether the structural invariants described in Part I predict its multipermutation level.
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Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, and a circularity audit.

Referee Report

3 major / 4 minor

Summary. The manuscript is a monograph-style survey of the algebraic theory of set-theoretic solutions to the Yang–Baxter equation. It develops the structure group and derived structure group of a solution, then treats skew braces, Rota–Baxter groups, racks, quandles, their adjoint groups, automorphisms, orderability, quandle rings, and homology theories. The intended role is a reference for graduate students and researchers, with the stated promise that proofs are either given in full or accompanied by comprehensive references.

Significance. If the reproduced results and examples were accurate, the monograph would fill a useful niche: it collects a large amount of scattered literature into a single progressive treatment, with a clear organization and an extensive bibliography. Strengths include the categorical perspective (e.g., the categories SLB and RBG), the explicit universal property of the structure group, the many worked examples, and the breadth from linear solutions to knot-theoretic quandles. However, for a reference text, the exact statement of theorems and examples is load-bearing, and the errors found in Chapter 1 undermine reader confidence in the monograph's reliability. These errors are local and correctable, but they need to be addressed before the text can serve as a dependable reference.

major comments (3)
  1. [§1.2, Theorem 1.83] The statement 'If (X,r) is an involutive solution, then G(X,r) is a Bieberbach group and is of I-type' is false as written. Under Definition 1.12(6), involutive means only r^2 = id; no finiteness or non-degeneracy is assumed. For X = {0,1} with r(x,y) = (x,y), the solution is involutive, and by Example 1.46(1) the structure group is the free group F_2, which is not abelian-by-finite and hence not Bieberbach. The theorem needs additional hypotheses (finite, non-degenerate, involutive, as in the cited sources) before it can be correct.
  2. [§1.2, Theorem 1.79(1)] The assertion that if (X,r) is a finite bijective solution then G(X,r) has a finitely generated abelian normal subgroup of finite index is refuted by the same example: the identity solution on a finite set with at least two elements is bijective, but G(X,r) is the free group F(X) by Example 1.46(1), which is not virtually abelian. The theorem should replace 'non-degenerate or bijective' with 'non-degenerate' (or 'non-degenerate bijective'); otherwise it is a genuine counterexample to a stated theorem in the foundational chapter.
  3. [§1.1, Example 1.13(2)] The claim that the solutions in Examples 1.4 and 1.5 are 'bijective as well as non-degenerate' is false for Example 1.5. Example 1.5 assumes only the right self-distributivity identity, which by Remark 1.22 defines a shelf, not a rack. On X = {0,1} with x*y = 0, the map r(x,y) = (y,0) satisfies the identity but is not bijective, and the map τ_0 is constant. Non-degeneracy requires the shelf to be a rack (cf. Proposition 1.23), which is an additional hypothesis not present in Example 1.5.
minor comments (4)
  1. [§1.2, Proof of Theorem 1.74] In the proof of Theorem 1.74, the reference to 'Theorem 1.24' should be to 'Proposition 1.24', which is the result about conjugation to an elementary solution.
  2. [§2.1, Example 2.6(4)] In Example 2.6(4), the stated normal form bounds appear to be interchanged: for the group with a^7 = b^3 = 1, elements should be written as a^i b^j with 0 ≤ i ≤ 6 and 0 ≤ j ≤ 2, not 0 ≤ i ≤ 2 and 0 ≤ j ≤ 6.
  3. [§1.2, Theorem 1.83] The term 'of I-type' is used in Theorem 1.83 without a definition in the body of Chapter 1; it is only informally mentioned in Chapter 0. Adding a precise definition or a clear pointer to the relevant literature would improve readability.
  4. [§1.1, Example 1.38] In Example 1.38, the assertion 'It can be checked that the above action by B_n on Z^{2n} is well-defined' is left entirely to the reader. For a monograph that promises complete proofs or comprehensive references, a proof sketch or a precise citation to the verification in [115] would be appropriate.

Circularity Check

0 steps flagged · score 1.0 of 10

No significant circularity: the monograph is an expository survey whose cited results, including self-citations, are used as references to prior published work rather than as fitted inputs or self-defined predictions.

full rationale

The paper does not claim to derive a prediction from fitted parameters. It presents set-theoretic solutions, structure groups, skew braces, Rota-Baxter groups, quandles, and cohomology as an interconnected survey. Most results are quoted with references; for example, Theorem 1.83 is attributed to [148, Theorem 1.6] and [180, Cor. 8.2.7], and many proofs given in the text are direct verifications, such as Proposition 1.7, which verifies the braid equation from the three component identities. Self-citations, including Bardakov-Gubarev on Rota-Baxter groups, Bardakov-Singh-Singh on residual finiteness, and Bardakov-Passi-Singh on quandle rings, point to earlier external publications; they are not used as a uniqueness theorem that forbids alternatives, nor does the text define a target object in terms of itself. The concerns raised by the skeptic about Theorem 1.83 and Example 1.13(2) are matters of mathematical accuracy and internal consistency: the former may omit finiteness or non-degeneracy hypotheses present in the cited sources, and the latter incorrectly labels a right-self-distributive example as bijective. These are correctness risks, not circularity, because the monograph's claims are not forced by its own definitions or by a self-citation chain. Accordingly, the circularity score is 1.

Assumptions & free parameters 0 free parameters · 2 assumptions · 0 invented entities

No free parameters or invented entities appear because the paper is a survey rather than a derivation. The central value depends on external sources being correctly reproduced, which is captured in the axioms above.

assumptions (2)
  • domain assumption The external results cited throughout the monograph are correctly stated and proved in the sources referenced.
    Chapter 0 says that proofs are provided in their entirety or accompanied by comprehensive references. The reliability of the book as a reference rests on this assumption.
  • domain assumption The reader has the stated background in group theory, ring theory, homological algebra, algebraic topology, and knot theory.
    Chapter 0 explicitly states this prerequisite for the target audience, and the presentation depends on it for accessibility.

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Cite this review

Pith. "Pith review of Yang-Baxter Equation and Related Algebraic Structures." pith.science (2026). https://pith.science/paper/O3VSZD6U

@misc{pith2026250623175,
  author       = {Pith},
  title        = {Pith review of: Yang-Baxter Equation and Related Algebraic Structures},
  year         = {2026},
  howpublished = {\url{https://pith.science/paper/O3VSZD6U}},
  note         = {Machine review of arXiv:2506.23175}
}
read the original abstract

In the 1990s, Drinfel'd proposed the study of set-theoretical solutions to the quantum Yang-Baxter equation, initiating a line of research that has since garnered substantial attention and led to notable developments in algebra, low-dimensional topology, and related areas. This monograph offers a concise introduction to the algebraic theory of such solutions, focusing on key structures including skew braces, quandles, racks, and Rota-Baxter groups, which have emerged as central objects in this framework. We investigate the algebraic, combinatorial, and homological properties of these structures, with an emphasis on their interrelations and applications to knot theory. The monograph is intended as a reference for researchers interested in the deep interplay between these algebraic structures and the quantum Yang-Baxter equation.

Figures

Figures reproduced from arXiv: 2506.23175 by the authors.

Figure 1
Figure 1. The third Reidemeister move. Let X be a basis of a vector space V over some field. Then a map r : X × X → X × X satisfying the braid equation (0.1) r12 r23 r12 = r23 r12 r23, where rij : X ×X ×X → X ×X ×X acts as r on the (i, j)-th factors and as the identity on the remaining third factor, induces a solution to the Yang–Baxter equation on the vector space spanned by X. The pair (X, r) is referred to as a set-theoret… view at source ↗
Figure 2
Figure 2. Geometric interpretation of binary operation in dihedral quandles. Example 6.9. If G is a group and φ ∈ Aut(G) an automorphism of G, then the binary operation a ∗ b = φ(ab−1 )b gives a quandle structure on G, which we denote by Alex(G, φ). This quandle is referred to as the generalised Alexander quandle. If G is an additive abelian group and φ = − id, the inversion in G, then a ∗ b = 2b − a. Thus, Alex(G, φ) = T(G),… view at source ↗
Figure 3
Figure 3. Dehn twist. By identifying the isotopy class of a simple closed curve with the corresponding Dehn twist, it turns out that the quandle Dg is a subquandle of the conjugation quandle Conj(Mg) of the mapping class group. These quandles originally appeared in the work of Zablow [328, 329]. Further, [191, 326, 327] considered a quandle structure on the set of isotopy classes of simple closed arcs in orientable surfaces w… view at source ↗
Figures from the paper (26 more)
Figure 4
Figure 4. Figure 4: Link quandle relations. One can check that the three quandle axioms are equivalent to the three Reidemeister moves of planar diagrams of links as shown in [PITH_FULL_IMAGE:figures/full_fig_p129_4.png]
Figure 5
Figure 5. Figure 5: Reidemeister moves and quandle axioms. It turns out that Q(L) is independent of the diagram of L, that is, the quandles obtained from any two diagrams of L are isomorphic. We refer the reader to the original sources [183, 184, 227] for details. In a rather curious conn…
Figure 6
Figure 6. Figure 6: Trefoil knot. Question 6.21. Which Fibonacci quandles can be realised as link quandles? More generally, which Fibonacci quandles admit non-trivial colorings by link quandles? Example 6.22. Let k be any ring and r ∈ k a non-zero element. Then the binary operation given …
Figure 7
Figure 7. Figure 7: Toric braid τ (m, n) [PITH_FULL_IMAGE:figures/full_fig_p203_7.png]
Figure 8
Figure 8. Figure 8: Toric braid τ (m, 1) [PITH_FULL_IMAGE:figures/full_fig_p203_8.png]
Figure 9
Figure 9. Figure 9: Toric braid τ (m, n) seen as τ (m, n − 1) τ (m, 1). Using (10.46) in (10.45), we get ci = (an+i ∗ an−1 ∗ an−2 ∗ · · · ∗ a1) ∗ (an ∗ an−1 ∗ an−2 ∗ · · · ∗ a1) = an+i ∗ an−1 ∗ an−2 ∗ · · · ∗ a1 ∗ −1 a1 ∗ −1 a2 ∗ −1 · · · ∗−1 an−1 ∗ an ∗ an−1 ∗ · · · ∗ a1 = an+i ∗ an ∗ an…
Figure 10
Figure 10. Figure 10: The initial path of I6. To see how many Yang–Baxter colorings by (X, r) does In admits, we specify the initial path in In. The sequence (e1, . . . , en) of edges of In, where e1 = I1 × 02 × · · · × 0n, e2 = 11 × I2 × 03 × · · · × 0n, . . . . . . . . . en = 11 × · · · …
Figure 11
Figure 11. Figure 11: 2-dimensional boundary homomorphism. In [PITH_FULL_IMAGE:figures/full_fig_p270_11.png]
Figure 12
Figure 12. Figure 12: 3-dimensional boundary homomorphism [PITH_FULL_IMAGE:figures/full_fig_p270_12.png]
Figure 13
Figure 13. Figure 13: With these conventions, the Yang–Baxter equation for the braiding [PITH_FULL_IMAGE:figures/full_fig_p276_13.png]
Figure 13
Figure 13. Figure 13: Labelling by a solution at a crossing and its opposite [PITH_FULL_IMAGE:figures/full_fig_p277_13.png]
Figure 14
Figure 14. Figure 14: Reidemeister move R3 representing the Yang–Baxter equation [PITH_FULL_IMAGE:figures/full_fig_p277_14.png]
Figure 15
Figure 15. Figure 15: Right and left braided modules. Example 14.91. Let us consider some examples. (1) The singleton set I = {∗} with the unique map X → I yields an example of a right (as well as left) (X, r)-module for any solution (X, r). It is referred to as the trivial right (left) (X…
Figure 16
Figure 16. Figure 16: Differentials in braided homology. Remark 14.93. The homology theory arising from Theorem 14.92 is called the braided homology. By choosing trivial modules (see Example 14.91) as coefficients with α = 1 and β = −1, one gets the chain complex and hence homology of [73]…
Figure 17
Figure 17. Figure 17: The n-guitar map. Proof. Assertion (1) is immediate from the left non-degeneracy of the solution (X, r). Similarly, the bijectivity of J is equivalent to the left non-degeneracy of r, which gives assertion (3). For assertion (2), suppose that r is bijective. This impl…
Figure 18
Figure 18. Figure 18: Weights on arcs [PITH_FULL_IMAGE:figures/full_fig_p284_18.png]
Figure 19
Figure 19. Figure 19: When an arc passes a crossing. Definition 14.108. The family Φκ [PITH_FULL_IMAGE:figures/full_fig_p284_19.png]
Figure 20
Figure 20. Figure 20: Reidemeister move R3 and the 2-cocycle condition. The preceding theorem gives a well-defined invariant of knots and links taking values in Z[A], and we denote it by Φκ(K). Proposition 14.110. The quandle cocycle invariant Φκ(K) depends only on the cohomology class of …
Figure 21
Figure 21. Figure 21: Trivial invariant from a coboundary [PITH_FULL_IMAGE:figures/full_fig_p286_21.png]
Figure 22
Figure 22. Figure 22: Trivial invariant from a coboundary [PITH_FULL_IMAGE:figures/full_fig_p286_22.png]
Figure 23
Figure 23. Figure 23: A positive generator of the braid group. Let X be a quandle and γ1, . . . , γk be the top arcs of w. For a given vector ⃗x = (x1, . . . , xk) ∈ Xk , we assign the elements x1, . . . , xk to the arcs γ1, . . . , γk as their colors, respectively. Then from the definitio…
Figure 24
Figure 24. Figure 24: Quandle coloring of a braid. Lemma 14.111. If w, w′ are two braids representing the same element in the braid group Bk, then M(w, ⃗x) = M(w ′ , ⃗x) : Gk → Gk for each vector ⃗x ∈ Xk . Proof. The invariance under the braid relations can be checked using the definition.…
Figure 25
Figure 25. Figure 25: Quandle coloring of a braid generator [PITH_FULL_IMAGE:figures/full_fig_p289_25.png]
Figure 26
Figure 26. Figure 26: Quandle coloring and Reidemeister move R3. Proof. By Lemma 14.111, the colored representation M(w) := M(w, ⃗x) does not depend on the choice of a braid word. We use Markov’s theorem to prove the assertion. First note that the set of colorings remains unchanged by a st…
Figure 27
Figure 27. Figure 27: Coloring of the braid generator σi . Remark 14.118. Let 1 → A → E → H → 1 be a split short exact sequence of groups, where A is abelian. Let K be a knot, G(K) = π1(S 3 \K) its knot group and ρ : G(K) → H a group homomorphism. Since there is an action of H on A via con…
Figure 28
Figure 28. Figure 28: Colors and arcs for closed braids. Example 14.120. The preceding formula for the dihedral quandle R3 was implemented in Maple and confirmed also by Mathematica, thus giving the following results. We write R3 = {1, 2, 3} and identify it as a subquandle of Conj(Σ3) via …

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Forward citations

Cited by 2 Pith papers

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score. Full citation record

  1. Idempotents and Powers of Ideals in Quandle Rings

    math.RA 2026-01 conditional novelty 6.0 of 10

    Core(Z) quandle rings over integral domains have only trivial idempotents, and augmentation ideal powers are computed for dihedral R3 and commutative C5 and C7 quandles.

  2. Associated groups of symmetric quandles

    math.GT 2025-05 accept novelty 6.0 of 10

    Symmetric quandle associated groups are characterized: the underlying quandle's group is a central extension of the symmetric one with a free abelian kernel, and embeddability is equivalent.

Reference graph

Works this paper leans on

300 extracted references · 75 canonical work pages · cited by 2 Pith papers

  1. [1]

    On left-orderability of involutory quandles of links

    H. Abchir and M. Sabak, On left-orderability of involutory quandles of links . https://doi.org/10.48550/arXiv.2310.05735

  2. [2]

    J. E. Adney and T. Yen, Automorphisms of a p-group. Illinois J. Math. 9 (1965), 137–143

  3. [3]

    A. A. Agraˇ cev and R. V. Gamkrelidze, Chronological algebras and nonstationary vector fields . (Russian) Problems in geometry, Vol. 11 (Russian), pp. 135–176, 243, Akad. Nauk SSSR, Vsesoyuz. Inst. Nauchn. i Tekhn. Informatsii, Moscow, 1980

  4. [4]

    Akita, The adjoint group of a Coxeter quandle

    T. Akita, The adjoint group of a Coxeter quandle . Kyoto J. Math. 60 (2020), 1245–1260

  5. [5]

    A. A. Albert, On the power-associativity of rings . Summa Brasil. Math. 2 (1948), no. 2, 21–32

  6. [6]

    An and C

    H. An and C. Bai, From Rota–Baxter algebras to pre-Lie algebras . J. Phys. A 41 (2008), no. 1, 015201, 19 pp

  7. [7]

    Andruskiewitsch and M

    N. Andruskiewitsch and M. Gra˜ na,From racks to pointed Hopf algebras . Adv. Math. 178, no. 2 (2003), 177–243

  8. [8]

    Aschbacher, Finite group theory

    M. Aschbacher, Finite group theory . Cambridge Studies in Advanced Mathematics, 10. Cambridge University Press, Cambridge, 1986. x+274 pp

Show all 300 references
  1. [9]

    Ashford and O

    M. Ashford and O. Riordan, Counting racks of order n. Electron. J. Combin. 24 (2017), no. 2, Paper No. 2.32, 20 pp

  2. [10]

    Bachiller, Counterexample to a conjecture about braces

    D. Bachiller, Counterexample to a conjecture about braces . J. Algebra 453 (2016), 160–176

  3. [11]

    D Bachiller, Solutions of the Yang–Baxter equation associated to skew left braces, with applications to racks . J. Knot Theory Ramifications 27 (2018), no. 8, 1850055, 36 pp

  4. [12]

    Bachiller, F

    D. Bachiller, F. Ced´ o, and E. Jespers, Solutions of the Yang–Baxter equation associated with a left brace . J. Algebra 463 (2016), 80–102

  5. [13]

    Bachiller, F

    D. Bachiller, F. Ced´ o, and L. Vendramin, A characterization of finite multipermutation solutions of the Yang–Baxter equation. Publ. Mat. 62 (2018), no. 2, 641–649

  6. [14]

    Bai, An introduction to pre-Lie algebras

    C. Bai, An introduction to pre-Lie algebras . Algebra and applications 1–non-associative algebras and categories, 245– 273, ISTE, London, 2020

  7. [15]

    Bai, O Bellier, L

    C. Bai, O Bellier, L. Guo, and X. Ni, Splitting of operations, Manin products, and Rota–Baxter operators . Int. Math. Res. Not. (2013), no. 3, 485–524

  8. [16]

    Y. Bae, J. S. Carter, and B. Kim, Relations between quandle extensions and group extensions . J. Algebra 573 (2021), 410–435

  9. [17]

    Bae and S

    Y. Bae and S. Choi, On properties of commutative Alexander quandles . J. Knot Theory Ramifications, 23 (2014), 1460013, 8 pp

  10. [18]

    Bae and S

    Y. Bae and S. Choi, On rack homology groups of finite quandles via permutations . J. Knot Theory Ramifications 28 (2019), no. 11, 1940004, 26 pp

  11. [19]

    V. G. Bardakov, Computation of commutator length in free groups . Algebra and Logic 39 (2000), no. 4, 224–251

  12. [20]

    V. G. Bardakov, P. Dey, and M. Singh Automorphism groups of quandles arising from groups . Monatsh. Math. 184 (2017), no. 4, 519–530

  13. [21]

    V. G. Bardakov and V. Gubarev, Rota–Baxter operators on groups. Proc. Indian Acad. Sci. Math. Sci. 133 (2023), no. 1, Paper No. 4, 29 pp

  14. [22]

    V. G. Bardakov and V. Gubarev, Rota–Baxter groups, skew left braces, and the Yang–Baxter equation . J. Algebra 596 (2022), 328–351

  15. [23]

    V. G. Bardakov and T. R. Nasybullov, Embeddings of quandles into groups . J. Algebra Appl. 19 (2020), no. 7, 2050136, 20 pp

  16. [24]

    V. G. Bardakov and T. R. Nasybullov, Twisted conjugacy classes of the unit element . Sib. Math. J. 54 (2013), no. 1, 10–21

  17. [25]

    V. G. Bardakov, T. R. Nasybullov, and M. Singh, Automorphism groups of quandles and related groups . Monatsh. Math. 189 (2019), no. 1, 1–21

  18. [26]

    V. G. Bardakov, T. R. Nasybullov, and M. Singh, General constructions of biquandles and their symmetries . J. Pure Appl. Algebra 226 (2022), no. 7, Paper No. 106936, 40 pp

  19. [27]

    V. G. Bardakov, M. V. Neshchadim, and M. K. Yadav, On λ-homomorphic skew braces . J. Pure Appl. Algebra 226 (2022), no. 6, Paper No. 106961, 37 pp

  20. [28]

    V. G. Bardakov, M. V. Neshchadim, and M. K. Yadav, Computing skew left braces of small orders . Internat. J. Algebra Comput. 30 (2020), no. 4, 839–851

  21. [29]

    V. G. Bardakov, I. B. S. Passi, and M. Singh, Quandle rings . J. Algebra Applications 18 (2019), 23 pp. 325 326 BIBLIOGRAPHY

  22. [30]

    V. G. Bardakov, I. B. S. Passi, and M. Singh, Zero-divisors and idempotents in quandle rings . Osaka J. Math 59 (2022), 611–637

  23. [31]

    V. B. Bardakov and M. Singh, Quandle cohomology, extensions and automorphisms . J. Algebra 585 (2021), 558–591

  24. [32]

    V. G. Bardakov, M. Singh, and M. Singh, Free quandles and knot quandles are residually finite . Proc. Amer. Math. Soc. 147 (2019), no. 8, 3621–3633

  25. [33]

    V. G. Bardakov, M. Singh, and M. Singh, Link quandles are residually finite . Monatsh. Math. 191 (2020), 679–690

  26. [34]

    Baumslag and M

    B. Baumslag and M. Tretkoff, Residually finite HNN extensions . Comm. Algebra 6 (1978), no. 2, 179–194

  27. [35]

    Baxter, An analytic problem whose solution follows from a simple algebraic identity

    G. Baxter, An analytic problem whose solution follows from a simple algebraic identity . Pacific J. Math. 10 (1960), 731–742

  28. [36]

    R. J. Baxter, Partition function of the eight-vertex lattice model . Ann. Physics 70 (1972), 193–228

  29. [37]

    R. J. Baxter, Exactly solved models in statistical mechanics . Academic Press, Inc. [Harcourt Brace Jovanovich, Pub- lishers], London, 1982. xii+486 pp

  30. [38]

    R. P. Bakshi, D. Ibarra, S. Mukherjee, T. Nosaka, and J. H. Przytycki, Schur multipliers and second quandle homology . J. Algebra 552 (2020), 52–67

  31. [39]

    A. A. Belavin and V. G. Drinfel’d, Solutions of the classical Yang–Baxter equation for simple Lie algebras . Funktsional. Anal. i Prilozhen. 16 (1982), no. 3, 1–29, 96

  32. [40]

    Belk and R

    J. Belk and R. W. McGrail, The word problem for finitely presented quandles is undecidable . Logic, language, informa- tion, and computation, 1–13, Lecture Notes in Comput. Sci., 9160, Springer, Heidelberg, 2015

  33. [41]

    Belwal and N

    P. Belwal and N. Rathee, A Wells-like exact sequence for abelian extensions of relative Rota–Baxter groups . Homology Homotopy Appl. 27 (2025), no. 1, 251–273

  34. [42]

    Ballester-Bolinches and R

    A. Ballester-Bolinches and R. Esteban-Romero, Triply factorised groups and the structure of skew left braces . Commun. Math. Stat. 10 (2022), no. 2, 353–370

  35. [43]

    D. J. Benson, Representations and cohomology. I., Basic representation theory of finite groups and associative algebras. Cambridge Studies in Advanced Mathematics, 30. Cambridge University Press, Cambridge, 1991. xii+224 pp

  36. [44]

    Bonatto, Principal and doubly homogeneous quandles

    M. Bonatto, Principal and doubly homogeneous quandles . Monatsh. Math. 191 (2020) 691–717

  37. [45]

    Bonatto and P

    M. Bonatto and P. Jedliˇ cka,Central nilpotency of skew braces . J. Algebra Appl. 22 (2025), 2350255

  38. [46]

    Borel, Seminar on transformation groups

    A. Borel, Seminar on transformation groups. With contributions by G. Bredon, E. E. Floyd, D. Montgomery, R. Palais. Annals of Mathematics Studies, No. 46. Princeton University Press, Princeton, NJ, 1960. vii+245 pp

  39. [47]

    Boyer, D

    S. Boyer, D. Rolfsen, and B. Wiest, Orderable 3-manifold groups . Ann. Inst. Fourier (Grenoble) 55 (2005), no. 1, 243–288

  40. [48]

    S. L. de Braganca, Finite dimensional Baxter algebras . Studies in Appl. Math. 54 (1975), no. 1, 75–89

  41. [49]

    Brieskorn, Automorphic sets and singularities

    E. Brieskorn, Automorphic sets and singularities . Contemp. Math. 78 (1988), 45–115

  42. [50]

    K. S. Brown, Cohomology of groups . Graduate Texts in Mathematics, 87. Springer-Verlag, New York-Berlin, 1982. x+306 pp

  43. [51]

    Brown and P

    R. Brown and P. J. Higgins, On the algebra of cubes . J. Pure Appl. Algebra 21 (1981), no. 3, 233–260

  44. [52]

    Brundan and A

    J. Brundan and A. S. Kleshchev, Representations of the symmetric group which are irreducible over subgroups. J. Reine Angew. Math. 530 (2001), 145–190

  45. [53]

    Budden and R

    S. Budden and R. Fenn, Quaternion algebras and invariants of virtual knots and links. II. The hyperbolic case . J. Knot Theory Ramifications 17 (2008), no. 3, 305–314

  46. [54]

    Budden and R

    S. Budden and R. Fenn, The equation [B, (A − 1)(A, B)] = 0 and virtual knots and links . Fund. Math. 184 (2004), 19–29

  47. [55]

    Burde, Affine structures on nilmanifolds

    D. Burde, Affine structures on nilmanifolds . Internat. J. Math. 7 (1996), no. 5, 599–616

  48. [56]

    Burde, ´Etale affine representations of the Lie groups

    D. Burde, ´Etale affine representations of the Lie groups . Geometry and representation theory of real and p-adic groups (C´ ordoba, 1995), 35–44, Progr. Math., 158, Birkh¨ auser Boston, Boston, MA, 1998

  49. [57]

    Burde, Left-symmetric algebras, or pre-Lie algebras in geometry and physics

    D. Burde, Left-symmetric algebras, or pre-Lie algebras in geometry and physics . Cent. Eur. J. Math. 4 (2006), no. 3, 323–357

  50. [58]

    Burde and V

    D. Burde and V. Gubarev, Rota–Baxter operators and post-Lie algebra structures on semisimple Lie algebras . Comm. Algebra 47 (2019), no. 5, 2280–2296

  51. [59]

    Burde and H

    G. Burde and H. Zieschang, Knots. De Gruyter Studies in Mathematics, 5. Walter de Gruyter & Co., Berlin, 1985. xii+399 pp

  52. [60]

    Burnside, On the outer isomorphisms of a group

    W. Burnside, On the outer isomorphisms of a group . Proc. London Math. Soc. (2) 11 (1913), 40–42

  53. [61]

    Burnside, On the outer automorphism of a p-group

    W. Burnside, On the outer automorphism of a p-group. Proc. London Math. Soc. (2) 11 (1913), 40–42

  54. [62]

    Burstin and W

    C. Burstin and W. Mayer, Distributive Gruppen von endlicher Ordnung . J. Reine Angew. Math. 160 (1929), 111–130

  55. [63]

    Caranti, Bi-skew braces and regular subgroups of the holomorph

    A. Caranti, Bi-skew braces and regular subgroups of the holomorph . J. Algebra 562 (2020), 647–665

  56. [64]

    Caranti and L

    A. Caranti and L. Stefanello, Brace blocks from bilinear maps and liftings of endomorphisms . J. Algebra 610 (2022), 831–851

  57. [65]

    Caranti and L

    A. Caranti and L. Stefanello, Skew braces from Rota–Baxter operators: a cohomological characterisation and some examples. Ann. Mat. Pura Appl. (4) 202 (2023), no. 1, 1–13

  58. [66]

    J. S. Carter, A. Ishii, M. Saito, and K. Tanaka, Homology for quandles with partial group operations . Pacific J. Math. 287 (2017), no. 1, 19–48

  59. [67]

    J. S. Carter and M. Saito, Knotted surfaces and their diagrams . Mathematical Surveys and Monographs, 55. American Mathematical Society, Providence, RI, 1998. BIBLIOGRAPHY 327

  60. [68]

    J. S. Carter, A survey of quandle ideas . Introductory lectures on knot theory, 22–53, Ser. Knots Everything, 46, World Sci. Publ., Hackensack, NJ, 2012

  61. [69]

    J. S. Carter, A. S. Crans, M. Elhamdadi, and M. Saito, Cohomology of categorical self-distributivity . J. Homotopy Relat. Struct. 3 (2008), no. 1, 13–63

  62. [70]

    J. S. Carter, A. S. Crans, M. Elhamdadi, and M. Saito, Cohomology of the adjoint of Hopf algebras . J. Gen. Lie Theory Appl. 2 (2008), no. 1, 19–34

  63. [71]

    J. S. Carter, M. Elhamdadi, M. Gra˜ na, and M. Saito, Cocycle knot invariants from quandle modules and generalised quandle homology . Osaka J. Math. 42 (2005), no. 3, 499–541

  64. [72]

    J. S. Carter, M. Elhamdadi, M. A. Nikiforou, and M. Saito, Extensions of quandles and cocycle knot invariants . J. Knot Theory Ramifications 12 (2003), no. 6, 725–738

  65. [73]

    J. S. Carter, M. Elhamdadi, and M. Saito, Homology theory for the set-theoretic Yang–Baxter equation and knot invariants from generalizations of quandles . Fund. Math. 184 (2004), 31–54

  66. [74]

    J. S. Carter, M. Elhamdadi, and M. Saito, Twisted quandle homology theory and cocycle knot invariants . Algebr. Geom. Topol. 2 (2002), 95–135

  67. [75]

    J. S. Carter, D. Jelsovsky, S. Kamada, L. Langford, and M. Saito, Quandle cohomology and state-sum invariants of knotted curves and surfaces . Trans. Amer. Math. Soc. 355 (2003), no. 10, 3947–3989

  68. [76]

    J. S. Carter, D. Jelsovsky, S. Kamada, and M. Saito, Quandle homology groups, their Betti numbers, and virtual knots . J. Pure Appl. Algebra 157 (2001), no. 2-3, 135–155

  69. [77]

    J. S. Carter, S. Kamada, and M. Saito, Diagrammatic computations for quandles and cocycle knot invariants . Dia- grammatic morphisms and applications (San Francisco, CA, 2000), 51–74, Contemp. Math., 318, Amer. Math. Soc., Providence, RI, 2003

  70. [78]

    S Carter, S

    J. S Carter, S. Kamada, and M. Saito, Geometric interpretations of quandle homology . J. Knot Theory Ramifications 10 (2001), no. 3, 345–386

  71. [79]

    Catino, I

    F. Catino, I. Colazzo, and P. Stefanelli, Semi-braces and the Yang–Baxter equation. J. Algebra 483 (2017), 163–187

  72. [80]

    Catino, I

    F. Catino, I. Colazzo, and P. Stefanelli, Skew left braces with non-trivial annihilator . J. Algebra Appl. 18 (2019), no. 2, 1950033, 23 pp

  73. [81]

    Catino and R

    F. Catino and R. Rizzo, Regular subgroups of the affine group and radical circle algebras . Bull. Aust. Math. Soc. 79 (2009), no. 1, 103–107

  74. [82]

    Ceccherini-Silberstein and M

    T. Ceccherini-Silberstein and M. Coornaert, Cellular automata and groups . Springer Monographs in Mathematics. Springer-Verlag, Berlin, 2010. xx+439 pp

  75. [83]

    Ced´ o,Left braces: solutions of the Yang–Baxter equation

    F. Ced´ o,Left braces: solutions of the Yang–Baxter equation . Adv. Group Theory Appl. 5 (2018), 33–90

  76. [84]

    Ced´ o, T

    F. Ced´ o, T. Gateva-Ivanova, and A. Smoktunowicz,On the Yang–Baxter equation and left nilpotent left braces . J. Pure Appl. Algebra 221 (2017), no. 4, 751–756

  77. [85]

    Ced´ o, E

    F. Ced´ o, E. Jespers, and A. del R ´ ıo, Involutive Yang–Baxter groups . Trans. Amer. Math. Soc. 362 (2010), no. 5, 2541–2558

  78. [86]

    Ced´ o, E

    F. Ced´ o, E. Jespers, and J. Okni´ nski,Braces and the Yang–Baxter equation . Comm. Math. Phys. 327 (2014), no. 1, 101–116

  79. [87]

    Ced´ o, A

    F. Ced´ o, A. Smoktunowicz, and L. Vendramin,Skew left braces of nilpotent type. Proc. Lond. Math. Soc. (3) 118 (2019), no. 6, 1367–1392

  80. [88]

    Ceniceros, M

    J. Ceniceros, M. Elhamdadi, M. Green, and S. Nelson, Augmented biracks and their homology . Internat. J. Math. 25 (2014), no. 9, 1450087, 19 pp

  81. [89]

    L. N. Childs, Bi-skew braces and Hopf Galois structures . New York J. Math. 25 (2019), 574–588

  82. [90]

    Church, J

    T. Church, J. Ellenberg, and B. Farb, FI-modules and stability for representations of symmetric groups . Duke Math. J. 164 (2015), no. 9, 1833–1910

  83. [91]

    W. E. Clark, M. Elhamdadi, M. Saito, and T. Yeatman, Quandle colorings of knots and applications . J. Knot Theory Ramifications 23 (2014), no. 6, 1450035, 29 pp

  84. [92]

    W. E. Clark and M. Saito, Algebraic properties of quandle extensions and values of cocycle knot invariants . J. Knot Theory Ramifications 25 (2016), no. 14, 1650080, 17 pp

  85. [93]

    Cheng and H

    Z. Cheng and H. Gao, Positive quandle homology and its applications in knot theory . Algebr. Geom. Topol. 15 (2015), no. 2, 933–963

  86. [94]

    Chouraqui, Garside groups and Yang–Baxter equation

    F. Chouraqui, Garside groups and Yang–Baxter equation . Comm. Algebra 38 (2010), no. 12, 4441–4460

  87. [95]

    Chouraqui and E

    F. Chouraqui and E. Godelle, Folding of set-theoretic solutions of the Yang–Baxter equation. Algebr. Represent. Theory 15 (2012), no. 6, 1277–1290

  88. [96]

    W. E. Clark, M. Saito, and L. Vendramin, Quandle coloring and cocycle invariants of composite knots and abelian extensions. J. Knot Theory Ramifications 25 (2016), no. 5, 1650024, 34 pp

  89. [97]

    Clauwens, The algebra of rack and quandle cohomology

    F. Clauwens, The algebra of rack and quandle cohomology . J. Knot Theory Ramifications 20 (2011), no. 11, 1487–1535

  90. [98]

    D. E. Cohen, Residual finiteness and Britton ’s lemma. J. London Math. Soc. (2) 16 (1977), no. 2, 232–234

  91. [99]

    Colazzo, E

    I. Colazzo, E. Jespers, A. Van Antwerpen, and C. Verwimp, Left non-degenerate set-theoretic solutions of the Yang– Baxter equation and semitrusses . J. Algebra 610 (2022), 409–462

  92. [100]

    Covez, M

    S. Covez, M. Farinati, V. Lebed, and D. Manchon, Bialgebraic approach to rack cohomology. Algebr. Geom. Topol. 23 (2023), no. 4, 1551–1582. 328 BIBLIOGRAPHY

  93. [101]

    Crans, A

    A. Crans, A. Henrich, and S. Nelson, Polynomial knot and link invariants from the virtual biquandle . J. Knot Theory Ramif. 22 (4) (2013) 134004

  94. [102]

    R. H. Crowell and R. H. Fox, Introduction to knot theory. Based upon lectures given at Haverford College under the Philips Lecture Program Ginn and Co., Boston, Mass. 1963 x+182 pp

  95. [103]

    M. J. Curran and D. J. McCaughan, Central automorphisms that are almost inner . Comm. Algebra 29 (2001), no. 5, 2081–2087

  96. [104]

    M. A. Dabkowska, M. K. Dabkowski, V. S. Harizanov, J. H. Przytycki, and M. A. Veve, Compactness of the space of left orders. J. Knot Theory Ramifications 16 (2007), no. 3, 257–266

  97. [105]

    Damiani, A journey through loop braid groups

    C. Damiani, A journey through loop braid groups . Expo. Math. 35 (2017), no. 3, 252–285

  98. [106]

    Das and N

    A. Das and N. Rathee, Extensions and automorphisms of Rota–Baxter groups . J. Algebra 636 (2023), 626–665

  99. [107]

    M. W. Davis, The geometry and topology of Coxeter groups . London Mathematical Society Monographs Series, 32. Princeton University Press, Princeton, NJ, 2008. xvi+584 pp

  100. [108]

    Dehornoy, Braid groups and left distributive operations

    P. Dehornoy, Braid groups and left distributive operations . Trans. Amer. Math. Soc. 345 (1994), no. 1, 115–150

  101. [109]

    Dehornoy, I

    P. Dehornoy, I. A. Dynnikov, D. Rolfsen, and B. Wiest,Why are braids orderable? Panoramas et Synth´ eses [Panoramas and Syntheses], 14. Soci´ et´ e Math´ ematique de France, Paris, 2002. xiv+190 pp

  102. [110]

    Deroin, A

    B. Deroin, A. Navas, and C. Rivas, Groups, Orders, and Dynamics . https://doi.org/10.48550/arXiv.1408.5805

  103. [111]

    N. K. Dhanwani and M Singh, Finiteness of canonical quotients of Dehn quandles of surfaces . J. Australian Math. Soc. 118 (2025), 317–334

  104. [112]

    N. K. Dhanwani, D. Saraf, and M Singh, Residual finiteness of fundamental n-quandles of links . https://doi.org/10.48550/arXiv.2403.17703

  105. [113]

    J. D. Dixon and B. Mortimer, Permutation groups. Graduate Texts in Mathematics, 163. Springer–Verlag, New York,

  106. [114]

    V. G. Drinfel’d, On some unsolved problems in quantum group theory . Quantum groups (Leningrad, 1990), 1–8, Lecture Notes in Math., 1510, Springer, Berlin, 1992

  107. [115]

    I. A. Dynnikov, On a Yang–Baxter mapping and the Dehornoy ordering . (Russian) Uspekhi Mat. Nauk 57 (2002), no. 3(345), 151–152; translation in Russian Math. Surveys 57 (2002), no. 3, 592–594

  108. [116]

    Ehrman, A

    G. Ehrman, A. Gurpinar, M. Thibault, and D. N. Yetter, Toward a classification of finite quandles . J. Knot Theory Ramifications 17 (2008), no. 4, 511–520

  109. [117]

    Eilenberg and S

    S. Eilenberg and S. MacLane, Acyclic models. Amer. J. Math. 75 (1953), 189–199

  110. [118]

    Eisermann, Homological characterization of the unknot

    M. Eisermann, Homological characterization of the unknot . J. Pure Appl. Algebra 177 (2003), no. 2, 131–157

  111. [119]

    Eisermann, Quandle coverings and their Galois correspondence

    M. Eisermann, Quandle coverings and their Galois correspondence . Fund. Math. 225 (2014), no. 1, 103–168

  112. [120]

    Eisermann, Yang–Baxter deformations and rack cohomology

    M. Eisermann, Yang–Baxter deformations and rack cohomology . Trans. Amer. Math. Soc. 366 (2014), no. 10, 5113– 5138

  113. [121]

    Eisermann, Yang–Baxter deformations of quandles and racks

    M. Eisermann, Yang–Baxter deformations of quandles and racks . Algebr. Geom. Topol. 5 (2005), 537–562

  114. [122]

    Elhamdadi, N

    M. Elhamdadi, N. Fernando, and B. Tsvelikhovskiy, Ring theoretic aspects of quandles. J. Algebra 526 (2019), 166–187

  115. [123]

    Elhamdadi, J

    M. Elhamdadi, J. Macquarrie, and R. Restrepo, Automorphism groups of quandles . J. Algebra Appl. 11 (2012), 1250008, 9 pp

  116. [124]

    Elhamdadi, A

    M. Elhamdadi, A. Makhlouf, S. Silvestrov, and E. Zappala, Derivation problem for quandle algebras . Internat. J. Algebra Comput. 32 (2022), no. 5, 985–1007

  117. [125]

    Elhamdadi and S

    M. Elhamdadi and S. Nelson, Quandles–an introduction to the algebra of knots . Student Mathematical Library, 74. American Mathematical Society, Providence, RI, 2015. x+245 pp

  118. [126]

    Elhamdadi, B

    M. Elhamdadi, B. Nunez, and M. Singh, Enhancements of link colorings via idempotents of quandle rings . J. Pure Appl. Algebra 227 (2023), no. 10, Paper No. 107400

  119. [127]

    Elhamdadi, B

    M. Elhamdadi, B. Nunez, M. Singh, and D. Swain, Idempotents, free products and quandle coverings . Internat. J. Math. 34 (2023), no. 3, Paper No. 2350011, 27 pp

  120. [128]

    Elhamdadi, M

    M. Elhamdadi, M. Saito, and E. Zappala, Skein theoretic approach to Yang–Baxter homology . Topology Appl. 302 (2021), Paper No. 107836, 24 pp

  121. [129]

    Etingof and S

    P. Etingof and S. Gelaki, A method of construction of finite-dimensional triangular semisimple Hopf algebras . Math. Res. Lett. 5 (1998), no. 4, 551–561

  122. [130]

    Etingof and M

    P. Etingof and M. Gra˜ na,On rack cohomology. J. Pure Appl. Algebra 177 (2003), no. 1, 49–59

  123. [131]

    Etingof, T

    P. Etingof, T. Schedler, and A. Soloviev, set-theoretic solutions to the quantum Yang–Baxter equation . Duke Math. J. 100 (1999), no. 2, 169–209

  124. [132]

    Etingof, A

    P. Etingof, A. Soloviev, and R. Guralnick, Indecomposable set-theoretic solutions to the quantum Yang–Baxter equation on a set with a prime number of elements . J. Algebra 242 (2001), no. 2, 709–719

  125. [133]

    Falk and R

    M. Falk and R. Randell, Pure braid groups and products of free groups . Braids (Santa Cruz, CA, 1986), 217–228, Contemp. Math., 78, Amer. Math. Soc., Providence, RI, 1988

  126. [134]

    Farb and D

    B. Farb and D. Margalit, A primer on mapping class groups . Princeton Mathematical Series, 49. Princeton University Press, Princeton, NJ, 2012. xiv+472 pp

  127. [135]

    Farinati, J

    M. Farinati, J. A. Guccione, and J. J. Guccione, The homology of free racks and quandles . Comm. Algebra 42 (2014), no. 8, 3593–3606

  128. [136]

    Fenn and A

    R. Fenn and A. Bartholomew, Biquandles of small size and some invariants of virtual and welded knots . J. Knot Theory Ramif. 26 (8) (2017) 1792002. BIBLIOGRAPHY 329

  129. [137]

    R. Fenn, M. Jordan-Santana, and L. Kauffman, Biquandles and virtual links . Topology Appl. 145 (2004), no. 1-3, 157–175

  130. [138]

    R. Fenn, R. Rim´ anyi, and C. Rourke,The braid-permutation group. Topology 36 (1997), no. 1, 123–135

  131. [139]

    Fenn and C

    R. Fenn and C. Rourke, Racks and links in codimension two . J. Knot Theory Ramifications 1 (1992), no. 4, 343–406

  132. [140]

    R. Fenn, C. Rourke, and B. Sanderson, An introduction to species and the rack space. Topics in knot theory (Erzurum, 1992), 33–55, NATO Adv. Sci. Inst. Ser. C: Math. Phys. Sci., 399, Kluwer Acad. Publ., Dordrecht, 1993

  133. [141]

    R. Fenn, C. Rourke, and B. Sanderson, James bundles . Proc. London Math. Soc. (3) 89 (2004), no. 1, 217–240

  134. [142]

    R. Fenn, C. Rourke, and B. Sanderson, James bundles and applications . www.maths.warwick.ac.uk/ cpr/james.ps

  135. [143]

    R. Fenn, C. Rourke, and B. Sanderson, The rack space. Trans. Amer. Math. Soc. 359 (2007), no. 2, 701–740

  136. [144]

    R. Fenn, C. Rourke, and B. Sanderson, Trunks and classifying spaces. Appl. Categ. Structures 3 (1995), no. 4, 321–356

  137. [145]

    Ferman, T

    A. Ferman, T. Nowik, and M. Teicher, On the structure and automorphism group of finite Alexander quandles . J. Knot Theory Ramifications 20 (2011), 463–468

  138. [146]

    Garcia Iglesias and L

    A. Garcia Iglesias and L. Vendramin, An explicit description of the second cohomology group of a quandle . Math. Z. 286 (2017), no. 3-4, 1041–1063

  139. [147]

    Gateva-Ivanova, Set-theoretic solutions of the Yang–Baxter equation, braces and symmetric groups

    T. Gateva-Ivanova, Set-theoretic solutions of the Yang–Baxter equation, braces and symmetric groups . Adv. Math. 338 (2018), 649–701

  140. [148]

    Gateva-Ivanova and M

    T. Gateva-Ivanova and M. Van den Bergh, Semigroups of I-type. J. Algebra 206 (1998), no. 1, 97–112

  141. [149]

    C. M. Gordon and J. Luecke, Knots are determined by their complements . J. Amer. Math. Soc. 2 (1989), no. 2, 371–415

  142. [150]

    K. W. Gruenberg, Residual properties of infinite soluble groups . Proc. London Math. Soc. (3) 7 (1957), 29–62

  143. [151]

    Guarnieri and L

    L. Guarnieri and L. Vendramin, Skew braces and the Yang–Baxter equation . Math. Comp. 86 (2017), no. 307, 2519– 2534

  144. [152]

    Gubarev, Rota–Baxter operators on a sum of fields

    V. Gubarev, Rota–Baxter operators on a sum of fields . J. Algebra Appl. 19 (2020), no. 6, 2050118, 12 pp

  145. [153]

    Gupta and H

    V. Gupta and H. Raundal, Biorderability of knot quandles of knots up to eight crossings . https://doi.org/10.48550/arXiv.2505.19573

  146. [154]

    Guo, An introduction to Rota–Baxter algebra

    L. Guo, An introduction to Rota–Baxter algebra . Surveys of Modern Mathematics, 4. International Press, Somerville, MA; Higher Education Press, Beijing, 2012. xii+226 pp

  147. [155]

    L. Guo, H. Lang, and Y. Sheng, Integration and geometrization of Rota–Baxter Lie algebras . Adv. Math. 387 (2021), Paper No. 107834, 34 pp

  148. [156]

    M. Hall. Jr., The theory of groups . The Macmillan Co., New York, N.Y. 1959 xiii+434 pp

  149. [157]

    Hartshorne, Algebraic geometry

    R. Hartshorne, Algebraic geometry. Graduate Texts in Mathematics, No. 52. Springer-Verlag, New York-Heidelberg,

  150. [158]

    Hashimoto and K

    Y. Hashimoto and K. Tanaka, Shifting chain maps in quandle homology and cocycle invariants . Trans. Amer. Math. Soc. 375 (2022), no. 10, 7261–7276

  151. [159]

    Hatcher, Algebraic topology

    A. Hatcher, Algebraic topology. Cambridge University Press, Cambridge, 2002. xii+544 pp

  152. [160]

    Hempel, Residual finiteness for 3-manifolds

    J. Hempel, Residual finiteness for 3-manifolds . Combinatorial group theory and topology (Alta, Utah, 1984), 379–396, Ann. of Math. Stud., 111, Princeton Univ. Press, Princeton, NJ, 1987

  153. [161]

    Hertweck, A counterexample to the isomorphism problem for integral group rings

    M. Hertweck, A counterexample to the isomorphism problem for integral group rings . Ann. of Math. (2) 154 (2001), no. 1, 115–138

  154. [162]

    Higman, The units of group-rings

    G. Higman, The units of group-rings . Proc. London Math. Soc. (2) 46 (1940), 231–248

  155. [163]

    Ho and S

    B. Ho and S. Nelson, Matrices and finite quandles . Homology Homotopy Appl. 7 (2005), no. 1, 197–208

  156. [164]

    Hochschild and J.-P

    G. Hochschild and J.-P. Serre, Cohomology of group extensions . Trans. Amer. Math. Soc. 74 (1953), 110–134

  157. [165]

    Horvat, Constructing biquandles

    E. Horvat, Constructing biquandles . Fundam. Math. 251 (2) (2020) 203–218

  158. [166]

    X. D. Hou, Automorphism groups of Alexander quandles . J. Algebra 344 (2011), 373–385

  159. [167]

    Huebschmann Cohomology of metacyclic groups

    J. Huebschmann Cohomology of metacyclic groups . Trans. Amer. Math. Soc. 328 (1991), no. 1, 1–72

  160. [168]

    Hulpke, D

    A. Hulpke, D. Stanovsk´ y, and P. Vojtˇ echovsk´ y,Connected quandles and transitive groups . J. Pure Appl. Algebra 220 (2016), no. 2, 735–758

  161. [169]

    Inoue and Y

    A. Inoue and Y. Kabaya, Quandle homology and complex volume . Geom. Dedicata 171 (2014), 265–292

  162. [170]

    Ishihara and H

    Y. Ishihara and H. Tamaru, Flat connected finite quandles. Proc. Amer. Math. Soc. 144 (2016), no. 11, 4959–4971

  163. [171]

    Itˆ o,¨Uber das Produkt von zwei abelschen Gruppen

    N. Itˆ o,¨Uber das Produkt von zwei abelschen Gruppen . Math. Z. 62 (1955), 400–401

  164. [172]

    S. O. Ivanov, G. Kadantsev, and K. Kuznetsov, Subquandles of free quandles . https://doi.org/10.48550/arXiv.1904.06571

  165. [173]

    Jackson, Extensions of racks and quandles

    N. Jackson, Extensions of racks and quandles . Homology Homotopy Appl. 7 (2005), no. 1, 151–167

  166. [174]

    Jedliˇ cka and A

    P. Jedliˇ cka and A. Pilitowska,Indecomposable involutive solutions of the Yang–Baxter equation of multipermutation level 2 with non-abelian permutation group . J. Combin. Theory Ser. A 197 (2023), Paper No. 105753, 35 pp

  167. [175]

    Jedliˇ cka, A

    P. Jedliˇ cka, A. Pilitowska, D. Stanovsk´ y, and A. Zamojska-Dzienio,The structure of medial quandles . J. Algebra 443 (2015), 300–334

  168. [176]

    Jedliˇ cka, A

    P. Jedliˇ cka, A. Pilitowska, and A. Zamojska-Dzienio, The construction of multipermutation solutions of the Yang– Baxter equation of level 2 . J. Combin. Theory Ser. A 176 (2020), 105295, 35 pp

  169. [177]

    Jespers and A

    E. Jespers and A. V. Antwerpen, Left semi-braces and solutions of the Yang–Baxter equation . Forum Math. 31 (2019), no. 1, 241–263. 330 BIBLIOGRAPHY

  170. [178]

    Jespers, L

    E. Jespers, L. Kubat, A. V. Antwerpen, and L. Vendramin, Factorizations of skew braces. Math. Ann. 375 (2019), no. 3-4, 1649–1663

  171. [179]

    Jespers and J

    E. Jespers and J. Okni´ nski,Monoids and groups of I-type . Algebr. Represent. Theory 8 (2005), no. 5, 709–729

  172. [180]

    Jespers and J

    E. Jespers and J. Okni´ nski, Noetherian semigroup algebras . Algebra and Applications, 7. Springer, Dordrecht, 2007. x+361 pp

  173. [181]

    V. F. R. Jones, Hecke algebra representations of braid groups and link polynomials . Ann. of Math. (2) 126 (1987), no. 2, 335–388

  174. [182]

    V. F. R. Jones, A polynomial invariant for knots via von Neumann algebras . Bull. Amer. Math. Soc. (N.S.) 12 (1985), no. 1, 103–111

  175. [183]

    Joyce, An Algebraic Approach to Symmetry with Applications to Knot Theory

    D. Joyce, An Algebraic Approach to Symmetry with Applications to Knot Theory . PhD Thesis, University of Penn- sylvania, 1979. vi+63 pp

  176. [184]

    Joyce, A classifying invariant of knots, the knot quandle

    D. Joyce, A classifying invariant of knots, the knot quandle . J. Pure Appl. Algebra, 23 (1982), 37–65

  177. [185]

    Kabaya, Cyclic branched coverings of knots and quandle homology

    Y. Kabaya, Cyclic branched coverings of knots and quandle homology . Pacific J. Math. 259 (2012), no. 2, 315–347

  178. [186]

    Kamada and S

    N. Kamada and S. Kamada, Biquandles with structures related to virtual links and twisted links . J. Knot Theory Ramif. 21 (13) (2012) 1240006

  179. [187]

    Kamada, Knot invariants derived from quandles and racks

    S. Kamada, Knot invariants derived from quandles and racks. Invariants of knots and 3-manifolds (Kyoto, 2001), 103–117, Geom. Topol. Monogr., 4, Geom. Topol. Publ., Coventry, 2002

  180. [188]

    Kamada, Kyokumen musubime riron (Surface-knot theory)

    S. Kamada, Kyokumen musubime riron (Surface-knot theory) . Springer Gendai Sugaku Series 16 (2012), Maruzen Publishing Co. Ltd

  181. [189]

    Kamada, Surface-knots in 4-space, An introduction

    S. Kamada, Surface-knots in 4-space, An introduction . Springer Monographs in Mathematics. Springer, Singapore,

  182. [190]

    Kamada and K

    S. Kamada and K. Oshiro, Homology groups of symmetric quandles and cocycle invariants of links and surface-links . Trans. Amer. Math. Soc. 362 (2010), no. 10, 5501–5527

  183. [191]

    Kamada and Y

    S. Kamada and Y. Matsumoto, Certain racks associated with the braid groups . Knots in Hellas ’98 (Delphi), 118–130, Ser. Knots Everything, 24, World Sci. Publ., River Edge, NJ, 2000

  184. [192]

    Kamada, H

    S. Kamada, H. Tamaru, and K. Wada, On classification of quandles of cyclic type . Tokyo J. Math. 39 (2016), no. 1, 157–171

  185. [193]

    Kaplansky, Fields and rings

    I. Kaplansky, Fields and rings . Second edition. Chicago Lectures in Mathematics. The University of Chicago Press, Chicago, Ill.-London, 1972. x+206 pp

  186. [194]

    Kassel and V

    C. Kassel and V. Turaev, Braid groups. With the graphical assistance of Olivier Dodane. Graduate Texts in Mathe- matics, 247. Springer, New York, 2008. xii+340 pp

  187. [195]

    L. H. Kauffman, On knots . Annals of Mathematics Studies, 115. Princeton University Press, Princeton, NJ, 1987. xvi+481 pp

  188. [196]

    Kawauchi, A survey of knot theory

    A. Kawauchi, A survey of knot theory. Translated and revised from the 1990 Japanese original by the author. Birkhauser Verlag, Basel, 1996. xxii+420 pp

  189. [197]

    Kedra, On the geometry and bounded cohomology of racks and quandles

    J. Kedra, On the geometry and bounded cohomology of racks and quandles . J. Knot Theory Ramifications 33 (2024), no. 5, Paper No. 2450020, 21 pp

  190. [198]

    O. H. Kegel, Produkte nilpotenter Gruppen. Arch. Math. (Basel) 12 (1961), 90–93

  191. [199]

    Khukhro and V

    E. Khukhro and V. Mazurov, Kourovka Notebook (Unsolved Problems in Group Theory). no. 19, 2019

  192. [200]

    Koch and P

    A. Koch and P. J. Truman, Opposite skew left braces and applications . J. Algebra 546 (2020), 218–235

  193. [201]

    A. G. Kurosh, General algebra. Lectures for the academic year 1969–1970. Edited by T. M. Baranovic. Izdat. “Nauka”, Moscow, 1974. 159 pp

  194. [202]

    A. G. Kurosh, The theory of groups. Vol. II. Translated from the Russian and edited by K. A. Hirsch. Chelsea Publishing Company, New York, N.Y., 1956. 308 pp

  195. [203]

    Lages, P

    A. Lages, P. Lopes, and P. Vojtˇ echovsk´ y,A sufficient condition for a quandle to be Latin . J. Combin. Des. 30 (2022), no. 4, 251–259

  196. [204]

    Lawson and M

    T. Lawson and M. Szymik, The homotopy types of free racks and quandles. https://doi.org/10.48550/arXiv.2106.01299

  197. [205]

    Lebed, Homologies of algebraic structures via braidings and quantum shuffles

    V. Lebed, Homologies of algebraic structures via braidings and quantum shuffles . J. Algebra 391 (2013), 152–192

  198. [206]

    Lebed and A

    V. Lebed and A. Mortier, Abelian quandles and quandles with abelian structure group . J. Pure Appl. Algebra 225 (2021), no. 1, Paper No. 106474, 22 pp

  199. [207]

    Lebed and M

    V. Lebed and M. Szymik, The homology of permutation racks . https://doi.org/10.48550/arXiv.2011.04524

  200. [208]

    Lebed and L

    V. Lebed and L. Vendramin, Homology of left non-degenerate set-theoretic solutions to the Yang–Baxter equation . Adv. Math. 304 (2017), 1219–1261

  201. [209]

    Lebed and L

    V. Lebed and L. Vendramin, On structure groups of set-theoretic solutions to the Yang–Baxter equation . Proc. Edinb. Math. Soc. (2) 62 (2019), no. 3, 683–717

  202. [210]

    W. B. R. Lickorish, An introduction to knot theory . Graduate Texts in Mathematics, 175. Springer-Verlag, New York,

  203. [211]

    Litherland and S

    R. Litherland and S. Nelson, The Betti numbers of some finite racks . J. Pure Appl. Algebra 178 (2003), no. 2, 187–202

  204. [212]

    Livingston, Knot theory

    C. Livingston, Knot theory. Carus Mathematical Monographs, 24. Mathematical Association of America, Washington, DC, 1993. xviii+240 pp

  205. [213]

    Livingston, Lifting representations of knot groups

    C. Livingston, Lifting representations of knot groups . J. Knot Theory Ramifications 4 (1995), no. 2, 225–234

  206. [214]

    D. D. Long and G. A. Niblo, Subgroup separability and 3-manifold groups . Math. Z. 207 (1991), no. 2, 209–215. BIBLIOGRAPHY 331

  207. [215]

    Loos, Symmetric Spaces I: General Theory

    O. Loos, Symmetric Spaces I: General Theory . W. A. Benjamin, Inc., New York-Amsterdam 1969 viii+198 pp

  208. [216]

    Loos, Reflexion spaces and homogeneous symmetric spaces

    O. Loos, Reflexion spaces and homogeneous symmetric spaces . Bull. Amer. Math. Soc. 73 (1967) 250–253

  209. [217]

    J.-H. Lu, M. Yan, and Y.-C. Zhu, Quasi-triangular structures on Hopf algebras with positive bases . New trends in Hopf algebra theory (La Falda, 1999), 339–356, Contemp. Math., 267, Amer. Math. Soc., Providence, RI, 2000

  210. [218]

    J.-H. Lu, M. Yan, and Y.-C. Zhu, On Hopf algebras with positive bases . J. Algebra 237 (2001), no. 2, 421–445

  211. [219]

    J.-H. Lu, M. Yan, and Y.-C. Zhu, On the set-theoretic Yang–Baxter equation . Duke Math. J. (1) 104 (2000), 1–18

  212. [220]

    R. C. Lyndon and P. E. Schupp, Combinatorial group theory . Reprint of the 1977 edition. Classics in Mathematics. Springer-Verlag, Berlin, 2001. xiv+339 pp

  213. [221]

    Magnus, A

    W. Magnus, A. Karrass, and D. Solitar, Combinatorial group theory: Presentations of groups in terms of generators and relations. Interscience Publishers John Wiley & Sons, Inc., New York-London-Sydney 1966 xii+444 pp

  214. [222]

    A. I. Mal’cev, Generalized nilpotent algebras and their associated groups . Mat. Sbornik N.S. 25(67) (1949), 347–366

  215. [223]

    A. I. Mal’cev, On homomorphism onto finite groups . Uchen. Zap. Ivanov. Ped. Inst. 18 (1958), 49–60

  216. [224]

    Mal’cev, On isomorphic matrix representations of infinite groups

    A. Mal’cev, On isomorphic matrix representations of infinite groups . Rec. Math. Mat. Sbornik N.S. 8 (50), (1940). 405–422

  217. [225]

    Manchon, A short survey on pre-Lie algebras

    D. Manchon, A short survey on pre-Lie algebras . Noncommutative geometry and physics: renormalisation, motives, index theory, 89–102, ESI Lect. Math. Phys., Eur. Math. Soc., Z¨ urich, 2011

  218. [226]

    Markhinina and T

    E. Markhinina and T. Nasybullov, Verbal quandles with one parameter . Topology Appl. 362 (2025), 109203

  219. [227]

    Matveev, Distributive groupoids in knot theory

    S. Matveev, Distributive groupoids in knot theory . (Russian) Mat. Sb. (N.S.) 119 (161) (1982), 78–88

  220. [228]

    E. J. Mayland, On residually finite knot groups . Trans. Amer. Math. Soc. 168 (1972), 221–232

  221. [229]

    McCarron, Connected quandles with order equal to twice an odd prime

    J. McCarron, Connected quandles with order equal to twice an odd prime . https://doi.org/10.48550/arXiv.1210.2150

  222. [230]

    McCarron, Small homogeneous quandles

    J. McCarron, Small homogeneous quandles. ISSAC 2012–Proceedings of the 37th International Symposium on Symbolic and Algebraic Computation, 257–264, ACM, New York, 2012

  223. [231]

    McCleary, A user’s guide to spectral sequences

    J. McCleary, A user’s guide to spectral sequences. Second edition. Cambridge Studies in Advanced Mathematics, 58. Cambridge University Press, Cambridge, 2001

  224. [232]

    Mochizuki, Some calculations of cohomology groups of finite Alexander quandles

    T. Mochizuki, Some calculations of cohomology groups of finite Alexander quandles . J. Pure Appl. Algebra 179 (2003), no. 3, 287–330

  225. [233]

    Mukherjee and J

    S. Mukherjee and J. H. Przytycki, On the rack homology of graphic quandles . Nonassociative mathematics and its applications, 183–197, Contemp. Math., 721, Amer. Math. Soc., [Providence], RI, (2019)

  226. [234]

    J. R. Munkres, Elements of algebraic topology . Addison-Wesley Publishing Company, Menlo Park, CA, 1984. ix+454 pp

  227. [235]

    Murasugi, Knot theory and its applications

    K. Murasugi, Knot theory and its applications . Translated from the 1993 Japanese original by Bohdan Kurpita. Birkhauser Boston, Inc., Boston, MA, 1996. viii+341 pp

  228. [236]

    Murao, The Gordian distance of handlebody–knots and Alexander biquandle colorings

    T. Murao, The Gordian distance of handlebody–knots and Alexander biquandle colorings . J. Math. Soc. Japan 70 (4) (2018) 1247–1267

  229. [237]

    Nasybullov, Connections between properties of the additive and the multiplicative groups of a two-sided skew brace

    T. Nasybullov, Connections between properties of the additive and the multiplicative groups of a two-sided skew brace . J. Algebra 540 (2019), 156–167

  230. [238]

    E. A. Navas and S. Nelson, On symplectic quandles . Osaka J. Math. 45 (2008), no. 4, 973–985

  231. [239]

    Nelson, A polynomial invariant of finite quandles

    S. Nelson, A polynomial invariant of finite quandles . J. Algebra Appl. 7 (2008), no. 2, 263–273

  232. [240]

    Nelson, Classification of finite Alexander quandles

    S. Nelson, Classification of finite Alexander quandles . Proceedings of the Spring Topology and Dynamical Systems Conference. Topology Proc. 27 (2003), no. 1, 245–258

  233. [241]

    Nelson, The combinatorial revolution in knot theory

    S. Nelson, The combinatorial revolution in knot theory . Notices Amer. Math. Soc. 58 (2011), 1553–1561

  234. [242]

    B. H. Neumann, Commutative Quandles . Lecture Notes in Mathematics, Vol. 1098 (Springer, Berlin, 1984), pp. 81–86

  235. [243]

    L. P. Neuwirth, Knot groups. Annals of Mathematics Studies, No. 56 Princeton University Press, Princeton, N.J. 1965 vi+113 pp

  236. [244]

    Niebrzydowski, Three geometric applications of quandle homology

    M. Niebrzydowski, Three geometric applications of quandle homology . Topology Appl. 156 (2009), no. 9, 1729–1738

  237. [245]

    Niebrzydowski and J

    M. Niebrzydowski and J. Przytycki, Homology of dihedral quandles . J. Pure Appl. Algebra 213 (2009), no. 5, 742–755

  238. [246]

    Niebrzydowski and J

    M. Niebrzydowski and J. Przytycki, Homology operations on homology of quandles . J. Algebra 324 (2010), no. 7, 1529–1548

  239. [247]

    Niebrzydowski and J

    M. Niebrzydowski and J. Przytycki, The quandle of the trefoil knot as the Dehn quandle of the torus . Osaka J. Math. 46 (2009), no. 3, 645–659

  240. [248]

    Niebrzydowski and J

    M. Niebrzydowski and J. H. Przytycki, The second quandle homology of the Takasaki quandle of an odd abelian group is an exterior square of the group . J. Knot Theory Ramifications 20 (2011), no. 1, 171–177

  241. [249]

    Nosaka, Central extensions of groups and adjoint groups of quandles

    T. Nosaka, Central extensions of groups and adjoint groups of quandles . Geometry and analysis of discrete groups and hyperbolic spaces, 167–184, RIMS Kokyuroku Bessatsu, B66, Res. Inst. Math. Sci. (RIMS), Kyoto, 2017

  242. [250]

    Nosaka, On homotopy groups of quandle spaces and the quandle homotopy invariant of links

    T. Nosaka, On homotopy groups of quandle spaces and the quandle homotopy invariant of links . Topology Appl. 158 (2011), no. 8, 996–1011

  243. [251]

    Nosaka, Quandles and Topological Pairs

    T. Nosaka, Quandles and Topological Pairs. Symmetry, Knots, and Cohomology . SpringerBriefs in Mathematics. Springer, Singapore, 2017. ix+136 pp

  244. [252]

    Nosaka, Quandle homotopy invariants of knotted surfaces

    T. Nosaka, Quandle homotopy invariants of knotted surfaces . Math. Z. 274 (2013), no. 1-2, 341–365

  245. [253]

    Nosaka, On quandle homology groups of Alexander quandles of prime order

    T. Nosaka, On quandle homology groups of Alexander quandles of prime order . Trans. Amer. Math. Soc. 365 (2013), no. 7, 3413–3436. 332 BIBLIOGRAPHY

  246. [254]

    Ohtsuki, Problems on invariants of knots and 3-manifolds

    T. Ohtsuki, Problems on invariants of knots and 3-manifolds . Geom. Topol. Monogr., 4, Invariants of knots and 3-manifolds (Kyoto, 2001), i-iv, 377–572, Geom. Topol. Publ., Coventry, 2002

  247. [255]

    C. D. Papakyriakopoulos, On Dehn ’s lemma and the asphericity of knots . Ann. of Math. (2) 66 (1957), 1–26

  248. [256]

    I. B. S. Passi, Group rings and their augmentation ideals . Lecture Notes in Mathematics, 715. Springer, Berlin, 1979. vi+137 pp

  249. [257]

    I. B. S. Passi, M. Singh, and M. K. Yadav, Automorphisms of finite groups . Springer Monographs in Mathematics. Springer, Singapore, 2018. xix+217 pp

  250. [258]

    D. S. Passman, The algebraic structure of group rings , Pure and Applied Mathematics. Wiley-Interscience, New York-London-Sydney, 1977. xiv+720 pp

  251. [259]

    Perelman, Finite extinction time for the solutions to the Ricci flow on certain three-manifolds

    G. Perelman, Finite extinction time for the solutions to the Ricci flow on certain three-manifolds . https://doi.org/10.48550/arXiv.math/0307245

  252. [260]

    Perelman, Ricci flow with surgery on three-manifolds

    G. Perelman, Ricci flow with surgery on three-manifolds . https://doi.org/10.48550/arXiv.math/0303109

  253. [261]

    Perelman, The entropy formula for the Ricci flow and its geometric applications

    G. Perelman, The entropy formula for the Ricci flow and its geometric applications . https://doi.org/10.48550/arXiv.math/0211159

  254. [262]

    K. A. Perko, Octahedral knot covers. Knots, groups, and 3-manifolds (Papers dedicated to the memory of R. H. Fox), pp. 47–50. Ann. of Math. Studies, No. 84, Princeton Univ. Press, Princeton, N.J., 1975

  255. [263]

    Perron and D

    B. Perron and D. Rolfsen, On orderability of fibred knot groups . Math. Proc. Cambridge Philos. Soc. 135 (2003), no. 1, 147–153

  256. [264]

    E. N. Poroshenko, Commutator width of elements in a free metabelian Lie algebra . Algebra and Logic 53 (2014), 377–396

  257. [265]

    J. H. Przytycki, Distributivity versus associativity in the homology theory of algebraic structures . Demonstratio Math. 11 (2011) 823–869

  258. [266]

    J. H. Przytycki, Knots and distributive homology: from arc colorings to Yang–Baxter homology . Ser. Knots Everything 56, World Sci. Publ., Hackensack, NJ, (2015), 413–488

  259. [267]

    J. H. Przytycki and X. Wang, Equivalence of two definitions of set-theoretic Yang–Baxter homology and general Yang–Baxter homology. J. Knot Theory Ramifications 27 (2018), 1841013, 15 pages

  260. [268]

    J. H. Przytycki and X. Wang, The second Yang–Baxter homology for the HOMFLYPT polynomial . J. Knot Theory Ramifications 30 (2021), no. 13, Paper No. 2141014, 14 pp

  261. [269]

    J. H. Przytycki and S. Y. Yang, Annihilation of torsion in homology of finite m-AQ quandles . J. Knot Theory Ramifications 25 (2016), no. 12, 1642012, 16 pp

  262. [270]

    J. H. Przytycki and S. Y. Yang, The torsion of a finite quasigroup quandle is annihilated by its order . J. Pure Appl. Algebra 219 (2015), no. 10, 4782–4791

  263. [271]

    Ramos, Asymptotic behaviours in the homology of symmetric group and finite general linear group quandles

    E. Ramos, Asymptotic behaviours in the homology of symmetric group and finite general linear group quandles . J. Pure Appl. Algebra 222 (2018), no. 12, 3858–3876

  264. [272]

    Rathee, Extensions and Wells type exact sequence of skew braces

    N. Rathee, Extensions and Wells type exact sequence of skew braces . J. Algebra Appl. 23 (2024), no. 1, Paper No. 2450009, 19 pp

  265. [273]

    Rathee and M

    N. Rathee and M. K. Yadav, Cohomology, extensions and automorphisms of skew braces . J. Pure Appl. Algebra 228 (2024), no. 2, Paper No. 107462, 30 pp

  266. [274]

    Raundal, N

    H. Raundal, N. Dhanwani, and M. Singh, Dehn quandles of groups and orientable surfaces . Fund. Math. 263 (2023), no. 2, 167–201

  267. [275]

    Raundal, N

    H. Raundal, N. Dhanwani, and M. Singh, Presentations of Dehn quandles . J. Algebra 636 (2023), 207–247

  268. [276]

    Raundal, M

    H. Raundal, M. Singh, and M. Singh, Orderability of link quandles . Proc. Edinburgh Math. Soc. 64 (2021), 620–649

  269. [277]

    D. J. S. Robinson, A course in the theory of groups . Second edition. Graduate Texts in Mathematics, 80. Springer- Verlag, New York, 1996. xviii+499 pp

  270. [278]

    Rolfsen, Knots and links

    D. Rolfsen, Knots and links . Mathematics Lecture Series, No. 7. Publish or Perish, Inc., Berkeley, Calif., 1976. ix+439 pp

  271. [279]

    Rolfsen, The Rolfsen Knot Table

    D. Rolfsen, The Rolfsen Knot Table . http://katlas.org

  272. [280]

    V. A. Roman’kov, The commutator width of some relatively free Lie algebras and nilpotent groups . Sib. Math. J. 57 (2016), no. 4, 679–695

  273. [281]

    Rost and H

    M. Rost and H. Zieschang, Meridional generators and plat presentations of torus links . J. London Math. Soc. (2) 35 (1987), no. 3, 551–562

  274. [282]

    R. L. Roth, On the conjugating representation of a finite group . Pacific J. Math. 36 (1971), 515–521

  275. [283]

    J. J. Rotman, An introduction to the theory of groups . Fourth edition. Graduate Texts in Mathematics, 148. Springer– Verlag, New York, 1995. xvi+513 pp

  276. [284]

    Rowley, Finite groups admitting a fixed-point-free automorphism group

    P. Rowley, Finite groups admitting a fixed-point-free automorphism group . J. Algebra 174 (1995), no. 2, 724–727

  277. [285]

    Rump, A decomposition theorem for square-free unitary solutions of the quantum Yang–Baxter equation

    W. Rump, A decomposition theorem for square-free unitary solutions of the quantum Yang–Baxter equation . Adv. Math. 193 (2005), no. 1, 40–55

  278. [286]

    Rump, Braces, radical rings, and the quantum Yang–Baxter equation

    W. Rump, Braces, radical rings, and the quantum Yang–Baxter equation . J. Algebra 307 (2007), no. 1, 153–170

  279. [287]

    Rump, The brace of a classical group

    W. Rump, The brace of a classical group . Note Mat. 34 (2014), no. 1, 115–144

  280. [288]

    Ryder, An algebraic condition to determine whether a knot is prime

    H. Ryder, An algebraic condition to determine whether a knot is prime . Math. Proc. Cambridge Philos. Soc. 120 (1996), no. 3, 385–389. BIBLIOGRAPHY 333

  281. [289]

    Saxl, The complex characters of the symmetric groups that remain irreducible in subgroups

    J. Saxl, The complex characters of the symmetric groups that remain irreducible in subgroups . J. Algebra 111 (1987), no. 1, 210–219

  282. [290]

    Schedler, Poisson algebras and Yang–Baxter equations

    T. Schedler, Poisson algebras and Yang–Baxter equations . Advances in quantum computation, 91–106, Contemp. Math., 482, Amer. Math. Soc., Providence, RI, 2009

  283. [291]

    M. A. Semenov-Tyan-Shanskii, What a classical r-matrix is? (Russian) Funktsional. Anal. i Prilozhen. 17 (1983), no. 4, 17–33

  284. [292]

    J. P. Serre, Homologie singuli´ ere des espaces fibr´ es. Applications. Ann. of Math. (2) 54 (1951), 425–505

  285. [293]

    A. S. Sikora, Topology on the spaces of orderings of groups . Bull. London Math. Soc. 36 (2004), no. 4, 519–526

  286. [294]

    Singh, Classification of flat connected quandles

    M. Singh, Classification of flat connected quandles . J. Knot Theory Ramifications 25 (2016), no. 13, 1650071, 8 pp

  287. [295]

    Smoktunowicz, Algebraic approach to Rump’s results on relations between braces and pre-Lie algebras

    A. Smoktunowicz, Algebraic approach to Rump’s results on relations between braces and pre-Lie algebras . J. Algebra Appl. 21 (2022), no. 3, Paper No. 2250054, 13 pp

  288. [296]

    Smoktunowicz, On Engel groups, nilpotent groups, rings, braces and the Yang–Baxter equation

    A. Smoktunowicz, On Engel groups, nilpotent groups, rings, braces and the Yang–Baxter equation . Trans. Amer. Math. Soc. 370 (2018), no. 9, 6535–6564

  289. [297]

    Smoktunowicz and L

    A. Smoktunowicz and L. Vendramin, On skew braces (with an appendix by N. Byott and L. Vendramin) . J. Comb. Algebra 2 (2018), no. 1, 47–86

  290. [298]

    Solomon, A decomposition of the group algebra of a finite Coxeter group

    L. Solomon, A decomposition of the group algebra of a finite Coxeter group . J. Algebra 9 (1968), 220–239

  291. [299]

    Soloviev, Non-unitary set-theoretic solutions to the quantum Yang–Baxter equation

    A. Soloviev, Non-unitary set-theoretic solutions to the quantum Yang–Baxter equation . Math. Res. Lett. 7 (2000), no. 5-6, 577–596

  292. [300]

    J. R. Stallings, On torsion-free groups with infinitely many ends . Ann. of Math. (2) 88 (1968), 312–334

Pith tools

Reviewed August 6, 2026 · model on record in the stance chip above.