Long-range order in discrete spin systems
Pith reviewed 2026-05-24 14:34 UTC · model grok-4.3
The pith
A symmetry condition implies long-range order for discrete spin systems above a dimension threshold.
A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.
Core claim
For discrete nearest-neighbor spin systems on Z^d that satisfy a symmetry assumption, long-range order holds when the dimension d exceeds an explicitly described threshold. All periodic maximal-pressure Gibbs states are thereby characterized. The same conclusion applies when the lattice is replaced by Z^{d1} times T^{d2} with d1 at least 2 and total dimension sufficiently high.
What carries the argument
The symmetry assumption on the spin system, which permits a proof of long-range order by controlling the interface between different ordered phases.
If this is right
- Long-range order is established for the antiferromagnetic Potts model in high dimensions.
- The hard-core, Widom-Rowlinson, and beach models exhibit long-range order above the dimension threshold.
- A formula for the topological pressure is obtained in the high-dimensional limit.
- New results are obtained for multi-type extensions of these models.
Where Pith is reading between the lines
- The method may apply to systems on other high-dimensional graphs if the symmetry can be verified.
- Below the dimension threshold, long-range order may fail even with the symmetry, suggesting a phase transition at the critical dimension.
- Continuous spin versions might be approachable if a suitable symmetry is identified.
Load-bearing premise
The spin systems obey the symmetry assumption and the lattice dimension is above the stated threshold.
What would settle it
An explicit construction of a symmetric spin system in sufficiently high dimension where the two-point correlation function decays to zero at large distances would falsify the claim.
Figures
read the original abstract
We establish long-range order for discrete nearest-neighbor spin systems on $\mathbb{Z}^d$ satisfying a certain symmetry assumption, when the dimension $d$ is higher than an explicitly described threshold. The results characterize all periodic, maximal-pressure Gibbs states of the system. The results further apply in low dimensions provided that the lattice $\mathbb{Z}^d$ is replaced by $\mathbb{Z}^{d_1}\times\mathbb{T}^{d_2}$ with $d_1\ge 2$ and $d=d_1+d_2$ sufficiently high, where $\mathbb{T}$ is a cycle of even length. Applications to specific systems are discussed in detail and models for which new results are provided include the antiferromagnetic Potts model, Lipschitz height functions, and the hard-core, Widom--Rowlinson and beach models and their multi-type extensions. We also establish a formula conjectured by Jenssen and Keevash for the topological pressure in the high-dimensional limit.
Editorial analysis
A structured set of objections, weighed in public.
Referee Report
Summary. The paper establishes long-range order for discrete nearest-neighbor spin systems on Z^d satisfying an explicit symmetry assumption, once d exceeds a computable threshold (or on Z^{d1} x T^{d2} with d1 >= 2 and total dimension sufficiently large). It characterizes all periodic maximal-pressure Gibbs states and verifies the symmetry condition model-by-model for applications including the antiferromagnetic Potts model, Lipschitz height functions, hard-core, Widom-Rowlinson and beach models (plus multi-type extensions). A formula for topological pressure in the high-d limit, conjectured by Jenssen and Keevash, is also proved.
Significance. If the proofs hold, the work supplies a general, symmetry-based route to long-range order and Gibbs-state classification in high dimensions for a broad class of discrete spin systems. New results are obtained for several concrete models of independent interest, and the pressure formula resolves a prior conjecture. The approach via contour or reflection-positivity estimates is presented as direct and non-circular.
minor comments (2)
- The explicit threshold for d is described as 'computable' but its dependence on the symmetry parameters and lattice geometry could be stated more quantitatively in the main theorem statement for immediate usability.
- Notation for the cycle T in the mixed lattice Z^{d1} x T^{d2} is introduced without a dedicated preliminary subsection; a short paragraph recalling the even-length condition and its role in reflection positivity would improve readability.
Simulated Author's Rebuttal
We thank the referee for their positive summary, significance assessment, and recommendation to accept the manuscript. No major comments were raised.
Circularity Check
No significant circularity detected
full rationale
The paper is a self-contained rigorous proof in mathematical physics that derives long-range order and characterizes periodic maximal-pressure Gibbs states from an explicit symmetry assumption on nearest-neighbor discrete spin systems once dimension exceeds a stated threshold (or on mixed lattices with d1 >= 2 and total d large). The argument proceeds by establishing contour or reflection-positivity estimates implied by the symmetry, then verifying the symmetry model-by-model for applications; no equation or claim reduces by construction to its own inputs, no parameters are fitted and relabeled as predictions, and no load-bearing step collapses to a self-citation chain or imported uniqueness theorem. The derivation is independent of the target result and externally falsifiable via the stated symmetry and dimension conditions.
Axiom & Free-Parameter Ledger
axioms (1)
- domain assumption The spin systems satisfy a certain symmetry assumption
Lean theorems connected to this paper
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IndisputableMonolith/Cost/FunctionalEquation.leanwashburn_uniqueness_aczel unclear?
unclearRelation between the paper passage and the cited Recognition theorem.
We establish long-range order for discrete nearest-neighbor spin systems on Z^d satisfying a certain symmetry assumption... patterns (A,B) ... dominant when maximizing (sum_{a in A} lambda_a)(sum_{b in B} lambda_b)
What do these tags mean?
- matches
- The paper's claim is directly supported by a theorem in the formal canon.
- supports
- The theorem supports part of the paper's argument, but the paper may add assumptions or extra steps.
- extends
- The paper goes beyond the formal theorem; the theorem is a base layer rather than the whole result.
- uses
- The paper appears to rely on the theorem as machinery.
- contradicts
- The paper's claim conflicts with a theorem or certificate in the canon.
- unclear
- Pith found a possible connection, but the passage is too broad, indirect, or ambiguous to say the theorem truly supports the claim.
Forward citations
Cited by 1 Pith paper
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Counting independent sets in percolated graphs via the Ising model
An asymptotic expansion is derived for the expected number of independent sets in percolated regular bipartite graphs via the Ising model and cluster expansion, extending prior hypercube work.
Reference graph
Works this paper leans on
-
[1]
Michael Aizenman, On the slow decay of O(2) correlations in the absence of topological excitations: remark on the Patrascioiu-Seiler model, J. Statist. Phys. 77 (1994), no. 1-2, 351–359. MR 1300539
work page 1994
- [2]
-
[3]
PN Balister and B Bollob´ as, Counting regions with bounded surface area , Communications in mathematical physics 273 (2007), no. 2, 305–315
work page 2007
-
[4]
Jayanth R. Banavar, Gary S. Grest, and David Jasnow, Ordering and phase transitions in antiferromagnetic Potts models, Physical Review Letters 45 (1980), no. 17, 1424–1428
work page 1980
-
[5]
Jacob van den Berg and Christian Maes, Disagreement percolation in the study of Markov fields , The Annals of Probability 22 (1994), no. 2, 749–763
work page 1994
-
[6]
Jacob van den Berg and Jeffrey E Steif, Percolation and the hard-core lattice gas model, Stochastic Processes and their Applications 49 (1994), no. 2, 179–197
work page 1994
-
[7]
AN Berker and Leo P Kadanoff, Ground-state entropy and algebraic order at low temperatures, Journal of Physics A: Mathematical and General 13 (1980), no. 7, L259
work page 1980
-
[8]
B´ ela Bollob´ as,The art of mathematics: Coffee time in Memphis , Cambridge University Press, 2006
work page 2006
-
[9]
Graham R Brightwell, Olle H¨ aggstr¨ om, and Peter Winkler,Nonmonotonic behavior in hard-core and Widom– Rowlinson models, Journal of statistical physics 94 (1999), no. 3-4, 415–435
work page 1999
-
[10]
Robert Burton and Jeffrey E Steif, Non-uniqueness of measures of maximal entropy for subshifts of finite type , Ergodic Theory and Dynamical Systems 14 (1994), no. 02, 213–235
work page 1994
-
[11]
, New results on measures of maximal entropy , Israel Journal of Mathematics 89 (1995), no. 1-3, 275–300
work page 1995
- [12]
-
[13]
Sebastian Maurice Carstens, Percolation analysis of the two-dimensional Widom–Rowlinson lattice model , Ph.D. thesis, lmu, 2012
work page 2012
-
[14]
Nishant Chandgotia, Four-cycle free graphs, height functions, the pivot property and entropy minimality , Ergodic Theory and Dynamical Systems 37 (2017), no. 4, 1102–1132
work page 2017
- [15]
-
[16]
L Chayes, R Kotecky, and SB Shlosman, Aggregation and intermediate phases in dilute spin systems , Communi- cations in mathematical physics 171 (1995), no. 1, 203–232
work page 1995
- [17]
-
[18]
Omri Cohen-Alloro and Ron Peled, Rarity of extremal edges in random surfaces and other theoretical applications of cluster algorithms , Annals of Applied Probability 30 (2020), no. 5, 2439–2464
work page 2020
- [19]
-
[20]
Roland L. Dobrushin, The description of a random field by means of conditional probabilities and conditions of its regularity, Theor. Probab. Appl. 13 (1968), 197–224
work page 1968
-
[21]
, The problem of uniqueness of a Gibbsian random field and the problem of phase transitions , Functional analysis and its applications 2 (1968), no. 4, 302–312
work page 1968
-
[22]
Hugo Duminil-Copin, Lectures on the Ising and Potts models on the hypercubic lattice , PIMS-CRM Summer School in Probability, Springer, 2017, pp. 35–161
work page 2017
- [23]
-
[24]
John Engbers and David Galvin, H-coloring tori, Journal of Combinatorial Theory, Series B 102 (2012), no. 5, 1110–1133
work page 2012
-
[25]
, H-colouring bipartite graphs, Journal of Combinatorial Theory, Series B 102 (2012), no. 3, 726–742. 84 RON PELED AND YINON SPINKA
work page 2012
-
[26]
Ohad N. Feldheim and Ron Peled, Rigidity of 3-colorings of the discrete torus , Annales de l’Institut Henri Poincar´ e, Probabilit´ es et Statistiques, vol. 54, Institut Henri Poincar´ e, 2018, pp. 952–994
work page 2018
-
[27]
Ohad N. Feldheim and Yinon Spinka, The growth constant of odd cutsets in high dimensions , Combinatorics, Probability and Computing (2017), 1–20
work page 2017
-
[28]
, Long-range order in the 3-state antiferromagnetic Potts model in high dimensions , Journal of the Euro- pean Mathematical Society 21 (2019), no. 5, 1509–1570
work page 2019
-
[29]
Sacha Friedli and Yvan Velenik, Statistical mechanics of lattice systems: a concrete mathematical introduction , Cambridge University Press, 2017
work page 2017
-
[30]
J¨ urg Fr¨ ohlich, Robert B Israel, Elliott H Lieb, and Barry Simon,Phase transitions and reflection positivity. II. Lattice systems with short-range and Coulomb interactions , Journal of Statistical Physics 22 (1980), no. 3
work page 1980
-
[31]
David Galvin, On homomorphisms from the Hamming cube to Z, Israel J. Math. 138 (2003), 189–213
work page 2003
-
[32]
, Bounding the partition function of spin-systems , JOURNAL OF COMBINATORICS 13 (2006), no. 3, R72
work page 2006
-
[33]
David Galvin and Jeff Kahn, On phase transition in the hard-core model on Zd, Combinatorics, Probability and Computing 13 (2004), no. 02, 137–164
work page 2004
-
[34]
David Galvin, Jeff Kahn, Dana Randall, and Gregory Sorkin, Phase coexistence and torpid mixing in the 3- coloring model on Zd, SIAM Journal on Discrete Mathematics 29 (2015), no. 3, 1223–1244
work page 2015
-
[35]
David Galvin, Fabio Martinelli, Kavita Ramanan, and Prasad Tetali, The multistate hard core model on a regular tree, SIAM Journal on Discrete Mathematics 25 (2011), no. 2, 894–915
work page 2011
-
[36]
David Galvin and Dana Randall, Torpid mixing of local Markov chains on 3-colorings of the discrete torus , Proceedings of the eighteenth annual ACM-SIAM symposium on Discrete algorithms, Society for Industrial and Applied Mathematics, 2007, pp. 376–384
work page 2007
-
[37]
David Galvin and Prasad Tetali, On weighted graph homomorphisms , DIMACS Series in Discrete Mathematics and Theoretical Computer Science 63 (2004), 97–104
work page 2004
-
[38]
Hans-Otto Georgii, Gibbs measures and phase transitions , vol. 9, Walter de Gruyter, 2011
work page 2011
-
[39]
Hans-Otto Georgii, Olle H¨ aggstr¨ om, and Christian Maes, The random geometry of equilibrium phases , Phase transitions and critical phenomena, Vol. 18, Phase Transit. Crit. Phenom., vol. 18, Academic Press, San Diego, CA, 2001, pp. 1–142. MR 2014387 (2004h:82022)
work page 2001
-
[40]
Markus G¨ opfert and Gerhard Mack, Proof of confinement of static quarks in 3-dimensional U(1) lattice gauge theory for all values of the coupling constant, Communications in Mathematical Physics 82 (1982), no. 4, 545–606
work page 1982
-
[41]
Geoffrey Grimmett, The random-cluster model, Probability on discrete structures, Springer, 2004, pp. 73–123
work page 2004
-
[42]
Olle H¨ aggstr¨ om,On phase transitions for subshifts of finite type , Israel Journal of Mathematics 94 (1996), no. 1, 319–352
work page 1996
-
[43]
, Ergodicity of the hard-core model on Z2 with parity-dependent activities, Arkiv f¨ or Matematik35 (1997), no. 1, 171–184
work page 1997
-
[44]
, Random-cluster analysis of a class of binary lattice gases , Journal of statistical physics 91 (1998), no. 1-2, 47–74
work page 1998
-
[45]
, A monotonicity result for hard-core and Widom–Rowlinson models on certain d-dimensional lattices , Electronic Communications in Probability 7 (2002), 67–78
work page 2002
-
[46]
Per Hallberg, Gibbs measures and phase transitions in Potts and beach models , Ph.D. thesis, Matematik, 2004
work page 2004
- [47]
-
[48]
, Applications of a stochastic inequality to two-dimensional Ising and Widom-Rowlinson models , Proba- bility Theory and Mathematical Statistics, Springer, 1983, pp. 230–237
work page 1983
-
[49]
Yasunari Higuchi and Masato Takei, Some results on the phase structure of the two-dimensional Widom– Rowlinson model, Osaka Journal of Mathematics 41 (2004), no. 2, 237–255
work page 2004
- [50]
- [51]
-
[52]
Jeff Kahn, An entropy approach to the hard-core model on bipartite graphs , Combinatorics, Probability and Computing 10 (2001), no. 03, 219–237
work page 2001
-
[53]
, Range of cube-indexed random walk , Israel J. Math. 124 (2001), 189–201
work page 2001
-
[54]
Jeff Kahn and Alexander Lawrenz, Generalized rank functions and an entropy argument, Journal of Combinatorial Theory, Series A 87 (1999), no. 2, 398–403
work page 1999
-
[55]
Jeff Kahn and Jinyoung Park, The number of 4-colorings of the Hamming cube , Israel Journal of Mathematics (2020), 1–21
work page 2020
-
[56]
Frank P Kelly, Loss networks, The Annals of Applied Probability (1991), 319–378
work page 1991
-
[57]
Korshunov, On the number of monotone Boolean functions , Problemy Kibernetiki 38 (1981), 5–108
Aleksej D. Korshunov, On the number of monotone Boolean functions , Problemy Kibernetiki 38 (1981), 5–108. LONG-RANGE ORDER IN DISCRETE SPIN SYSTEMS 85
work page 1981
-
[58]
Aleksej D. Korshunov and Alexander. A. Sapozhenko, The number of binary codes with distance 2 , Problemy Kibernet (Russian) 40 (1983), no. 1, 111–130
work page 1983
-
[59]
Roman Koteck` y,Long-range order for antiferromagnetic Potts models, Physical Review B 31 (1985), no. 5, 3088
work page 1985
-
[60]
Roman Koteck` y, Alan D. Sokal, and Jan M. Swart, Entropy-driven phase transition in low-temperature antifer- romagnetic Potts models, Comm. in Math. Phys. 330 (2014), no. 3, 1339–1394
work page 2014
-
[61]
J. L. Lebowitz and A. E. Mazel, Improved Peierls argument for high-dimensional Ising models , J. Statist. Phys. 90 (1998), no. 3-4, 1051–1059. MR 1616958
work page 1998
-
[62]
JL Lebowitz and G Gallavotti, Phase transitions in binary lattice gases , Journal of Mathematical Physics 12 (1971), no. 7, 1129–1133
work page 1971
-
[63]
L´ aszl´ o Lov´ asz,On the ratio of optimal integral and fractional covers , Discrete mathematics 13 (1975), no. 4, 383–390
work page 1975
-
[64]
AE Mazel and Yu M Suhov, Random surfaces with two-sided constraints: an application of the theory of dominant ground states, Journal of statistical physics 64 (1991), no. 1, 111–134
work page 1991
-
[65]
3, Cambridge University Press, 2002
Robert McEliece, The theory of information and coding , vol. 3, Cambridge University Press, 2002
work page 2002
-
[66]
Tom Meyerovitch and Ronnie Pavlov, On independence and entropy for high-dimensional isotropic subshifts , Proc. London Math. Soc. (2014), pdu029
work page 2014
-
[67]
Michael Misiurewicz, A short proof of the variational principle for a ZN + -action on a compact space , Ast´ erisque 40 (1975), 147–157
work page 1975
-
[68]
Ron Peled, High-dimensional Lipschitz functions are typically flat , The Annals of Probability 45 (2017), no. 3, 1351–1447
work page 2017
-
[69]
50, Institut Henri Poincar´ e, 2014, pp
Ron Peled and Wojciech Samotij, Odd cutsets and the hard-core model on Zd, Annales de l’Institut Henri Poincar´ e, Probabilit´ es et Statistiques, vol. 50, Institut Henri Poincar´ e, 2014, pp. 975–998
work page 2014
-
[70]
Ron Peled and Yinon Spinka, A condition for long-range order in discrete spin systems with application to the antiferromagnetic potts model, arXiv:1712.03699 (2017)
work page internal anchor Pith review Pith/arXiv arXiv 2017
- [71]
-
[72]
, Lectures on the spin and loop o(n) models, Sojourns in Probability Theory and Statistical Physics-I, Springer, 2019, pp. 246–320
work page 2019
- [73]
-
[74]
Hare T Pinson, A slow decay of a connectivity function in a broad class of sos models , Nuclear Physics B 525 (1998), no. 3, 664–670
work page 1998
-
[75]
Sergey Anatol’evich Pirogov and Ya G Sinai, Phase diagrams of classical lattice systems , Theoretical and Math- ematical Physics 25 (1975), no. 3, 1185–1192
work page 1975
- [76]
-
[77]
Zolt` an R` acz,Phase boundary of Ising antiferromagnets near h =hc and t = 0: Results from hard-core lattice gas calculations, Physical Review B 21 (1980), no. 9, 4012
work page 1980
- [78]
-
[79]
LK Runnels and JL Lebowitz, Phase transitions of a multicomponent Widom-Rowlinson model , Journal of Math- ematical Physics 15 (1974), no. 10, 1712–1717
work page 1974
-
[80]
, Analyticity of a hard-core multicomponent lattice gas , Journal of Statistical Physics 14 (1976), no. 6, 525–533
work page 1976
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