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425 papers in math.RA · page 8

  1. math.RA 2024-07-30 reviewed
    Hilbert-Samuel polynomials define multiplicity for Cherednik algebras

    Hilbert-Samuel Polynomials for Algebras with Special Filtrations

    Jonas T. Hartwig +2

  2. math-ph 2024-07-21 reviewed
    Poisson bundle on unordered configs mimics Peierls bracket

    Poisson bundles over unordered configurations

    Alessandra Frabetti +2

  3. math.RA 2024-07-06 reviewed
    Gadget reductions mark exactly the CSPs solvable by slam Datalog

    Symmetric Linear Arc Monadic Datalog and Gadget Reductions

    Manuel Bodirsky +1

  4. math.RT 2024-06-05 reviewed
    Cyclic vertex order on quivers creates new mutation invariants

    Cyclically ordered quivers

    Sergey Fomin +1

  5. math.GR 2024-06-05 reviewed
    Root graded groups classified by algebraic varieties for rank >=3 systems

    Root graded groups revisited

    Egor Voronetsky

  6. math.AG 2024-04-07 reviewed
    Quaternions and octonions axiomatized as algebras over real closed fields

    On the first-order theories of quaternions and octonions

    Enrico Savi

  7. math.RA 2024-04-03 reviewed
    Periodic matrices always decompose as idempotent plus torsion

    Decompositions of Periodic Matrices into a Sum of Special Matrices

    Peter Danchev +2

  8. math.RA 2024-02-21 reviewed
    Proper subrings Noetherian forces ring to be Noetherian except one case

    Rings whose subrings are all Noetherian or Artinian

    Nathan Blacher

  9. math.RT 2024-02-20 reviewed
    Silting-discrete algebras are those with compact large silting complexes

    Fishing for complements

    Lidia Angeleri H\"ugel +2

  10. math.RT 2024-02-07 reviewed
    Recollements produce exact sequences on singularity categories

    Localization theorems for weakly approximable triangulated categories

    Yongliang Sun +2

  11. math.QA 2024-02-05 reviewed
    Semisimple residues stratify wild gauge orbits by stabiliser class

    Wild orbits and generalised singularity modules: stratifications and quantisation

    Damien Calaque +3

  12. math.AC 2024-01-10 reviewed
    Qcqs scheme components are preimages from Spec of global sections

    Connected components of qcqs schemes and projective spaces

    Abolfazl Tarizadeh

  13. math.RT 2024-01-01 reviewed
    Orthogonal web diagrams equal tilting modules in char not 2

    Orthogonal webs and semisimplification

    Elijah Bodish +1

  14. math.RA 2023-10-16 reviewed
    Graph geometry determines when path algebras are simple or artinian

    Algebraic characterisations of path algebras

    Dolores Mart\'in Barquero +2

  15. math.AC 2023-09-27 reviewed
    Localization of monoid-graded rings inherits Grothendieck group grading

    Grading of homogeneous localization by the Grothendieck group

    Abolfazl Tarizadeh

  16. math.RA 2023-08-25 reviewed
    Mersenne and Fermat primes control unit orders in join rings

    On the arithmetic of the join rings over finite fields

    Sunil K. Chebolu +5

  17. math.LO 2023-08-09 reviewed
    Semilattices with hypercontact embed into Boolean algebras

    Hypercontact semilattices

    Paolo Lipparini

  18. math.RA 2023-07-18 reviewed
    Leibniz algebras with 1D derived subalgebra all reduce to L_n

    Non-nilpotent Leibniz algebras with one-dimensional derived subalgebra

    Alfonso Di Bartolo +2

  19. math.RA 2023-06-26 reviewed
    Algebras link to pseudo-Finsler norms via integral transform

    The catastrophes of algebras

    Fred Greensite

  20. math.CO 2023-05-29 reviewed
    Pigmented words map monoids to clones realizing band varieties

    Clones of pigmented words and realizations of special classes of monoids

    Samuele Giraudo

  21. math.AG 2023-03-21 reviewed
    Tropical theorem gives radii of convergence for ODEs over valued fields

    The Fundamental theorem of tropical differential algebra over nontrivially valued fields and the radius of convergence of nonarchimedean differential equations

    Francesco Gallinaro +1

  22. math.RT 2023-03-07 reviewed
    The paper proves a nonsemisimple quantum version of Howe's duality involving the…

    On a symplectic quantum Howe duality

    Elijah Bodish +1

  23. math.RA 2023-01-16 reviewed
    Restriction species with preorder pairs yield new Hopf algebras

    Combinatorial Hopf algebras from restriction species with preorder cuts

    Gunnar Fl{\o}ystad

  24. cs.SC 2023-01-02 reviewed
    Explicit algorithm computes square roots in quaternion algebras

    Computing square roots in quaternion algebras

    Przemys{\l}aw Koprowski

  25. math.RA 2022-10-11 reviewed
    Unimodular rows reduce to factorial rows over these algebras

    Unimodular rows over affine algebras over algebraic closure of a finite field

    Sampat Sharma

  26. math.KT 2022-07-29 reviewed
    Finite domination detected by acyclicity over eight graded Novikov rings

    Finite domination and Novikov homology over strongly $\mathbb{Z}^2$-graded rings

    Thomas Huettemann +1

  27. math.RT 2022-06-14 reviewed
    Sandwich cellular algebras form a cell theory for algebras

    Sandwich cellularity and a version of cell theory

    Daniel Tubbenhauer

  28. math.GR 2022-05-26 reviewed
    Pro-group actions reduce to actions of group objects in Pro(Set)

    Actions of pro-groups and pro-rings

    Egor Voronetsky

  29. math.CO 2021-10-06 reviewed
    Determinants satisfy summation identities over any ring

    The pre-Pieri rules

    Darij Grinberg

  30. math.RA 2021-07-25 reviewed
    2-local inner derivations on Jordan matrix rings are derivations

    2-Local and local derivations on Jordan matrix rings over commutative involutive rings

    Sh.A. Ayupov +3

  31. math.RT 2021-03-29 reviewed
    Symmetric d-representation-finite algebras fall into two explicit families

    Classification of the d-representation-finite symmetric k-algebras of finite representation type

    Erik Darp\"o +1

  32. math.RA 2020-09-17 reviewed
    Tropical iterated-sums signature yields new time-series features in linear time

    Tropical time series, iterated-sums signatures and quasisymmetric functions

    Joscha Diehl +2

  33. math.RA 2020-06-27 reviewed
    Four-angle Hopf modules equivalent to Yetter-Drinfel'd modules

    Four-angle Hopf modules for Hom-Hopf algebras

    Xiaoqian Liu +3

  34. math.KT 2020-03-03 reviewed
    Fundamental theorem for K-theory extends to Z-graded rings

    The "fundamental theorem" for the algebraic $K$-theory of strongly $\mathbb{Z}$-graded rings

    Thomas Huettemann

  35. math.RA 2019-07-26 reviewed
    Steinitz number assigned to each unital locally matrix algebra

    Unital locally matrix algebras and Steinitz numbers

    Oksana Bezushchak +1

  36. math.RA 2019-07-25 reviewed
    Algebras with Laurent identities on units yield structural results

    Algebras with Laurent polynomial identity

    Claudenir Freire Rodrigues +1

  37. math.CO 2019-07-25 reviewed
    Exterior algebra yields matrix for hypercube degree bound

    Huang's theorem and the exterior algebra

    Roman Karasev

  38. math.QA 2019-07-24 reviewed
    Simple module dimensions bounded for commutative-by-finite Hopf algebras

    Affine commutative-by-finite Hopf algebras

    Kenneth Brown +1

  39. math.AG 2019-07-23 reviewed
    Ind-schemes of mappings defined dually via algebras and Hopf algebras

    On the structure of noncommutative mapping schemes

    Maysam Maysami Sadr

  40. math.RA 2019-07-20 reviewed
    Zero-product condition fixes linear maps D and T on standard algebras

    Linear maps characterized by special products on standard operator algebras

    Amin Barari

  41. math.RT 2019-07-20 reviewed
    Seaweed subalgebras in B_n and C_n show unbroken adjoint spectra

    The unbroken spectrum of Frobenius seaweeds II: type-B and type-C

    Alex Cameron +4

  42. math.RA 2019-07-18 reviewed
    Pointed Hopf algebras act faithfully on division algebras

    Pointed Hopf actions on central simple division algebras

    Pavel Etingof +1

  43. math.RA 2019-07-17 reviewed
    Tor-pairs link product dimensions to Mittag-Leffler conditions

    Tor-pairs: products and approximations

    Manuel Cort\'es Izurdiaga

  44. math.RA 2019-07-17 reviewed
    Lie-central derivations characterize Lie-stem Leibniz algebras

    Lie-central derivations, Lie-centroids and Lie-stem Leibniz algebras

    G. R. Biyogmam +2

  45. math.RA 2019-07-16 reviewed
    Noetherian semidomains are Dedekind exactly when multiplication

    Dedekind semidomains

    Peyman Nasehpour

  46. math.RA 2019-07-16 reviewed
    Heptadiagonal matrix eigenvalues equal zeros of rational functions

    Spectral properties for a type of heptadiagonal symmetric matrices

    Jo\~ao Lita da Silva

  47. math.RA 2019-07-16 reviewed
    Formulas count involutions in poset incidence algebras

    Involutions on Incidence Algebras of Finite Posets

    Ivan Gargate +1

  48. math.RA 2019-07-15 reviewed
    Noncommutative algebras require degree 3n for invariants under 2n-order groups

    On the Noether Bound for Noncommutative Rings

    Luigi Ferraro +3

  49. math.RA 2019-07-14 reviewed
    Pentagonal quasigroups equal R(x)+y-R(y) on abelian groups

    Pentagonal quasigroups, their translatability and parastrophes

    R. A. R. Monzo +1

  50. math.RA 2019-07-13 reviewed
    k-Noetherian semirings characterized by i-injective semimodules

    On k-Noetherian and k-Artinian Semirings

    Jawad Abuhlail +1