Skip to main content
We gratefully acknowledge support from the Simons Foundation, member institutions, and all contributors. Donate
arXiv logo
Cornell University Logo

Group Theory

Authors and titles for recent submissions

See today's new changes

Total of 27 entries
Showing up to 50 entries per page: fewer | more | all

Fri, 17 Apr 2026 (showing 6 of 6 entries )

[1] arXiv:2604.15303 [pdf, html, other]
Title: Diameter bounds for arbitrary finite groups and applications
Sean Eberhard, Elena Maini, Luca Sabatini, Gareth Tracey
Comments: 35 pages
Subjects: Group Theory (math.GR)
[2] arXiv:2604.15243 [pdf, html, other]
Title: Classifying spaces for families of virtually abelian subgroups of surface braid groups
Ramón Flores, Juan González-Meneses, Porfirio L. León-Álvarez
Comments: 16 pages, 2 figures
Subjects: Group Theory (math.GR); Algebraic Topology (math.AT); Geometric Topology (math.GT)
[3] arXiv:2604.14945 [pdf, other]
Title: On quantitative orbit equivalence for lamplighter-like groups
Corentin Correia, Vincent Dumoncel
Comments: 52 pages
Subjects: Group Theory (math.GR); Dynamical Systems (math.DS)
[4] arXiv:2604.14903 [pdf, other]
Title: Groups with arbitrarily poor permutation stability
Henry Bradford
Comments: 29 pages, comments welcome!
Subjects: Group Theory (math.GR)
[5] arXiv:2604.15154 (cross-list from math.OA) [pdf, html, other]
Title: The quantitative coarse Baum-Connes conjecture for free products
Jintao Deng, Ryo Toyota
Subjects: Operator Algebras (math.OA); Group Theory (math.GR); K-Theory and Homology (math.KT)
[6] arXiv:2604.14383 (cross-list from math.CO) [pdf, html, other]
Title: The Geometry of Rectangular Multisets
Michael Dougherty, Jon McCammond
Comments: 15 pages, 10 figures
Subjects: Combinatorics (math.CO); Group Theory (math.GR); Geometric Topology (math.GT)

Thu, 16 Apr 2026 (showing 7 of 7 entries )

[7] arXiv:2604.13989 [pdf, other]
Title: Computing least common multiples in monoids with a finite Garside family
Emir Melliti
Comments: 30 pages, 16 figures, associated code available at this https URL
Subjects: Group Theory (math.GR)
[8] arXiv:2604.13898 [pdf, html, other]
Title: Hyperbolic spaces with geometric and geometrically finite quasi-actions are symmetric
Daniel Groves, Emily Stark, Genevieve S. Walsh, Kevin Whyte
Comments: 9 pages
Subjects: Group Theory (math.GR); Geometric Topology (math.GT)
[9] arXiv:2604.13749 [pdf, html, other]
Title: Cohomology of the pure symmetric automorphisms of right-angled Artin groups
Peio Ardaiz-Gale
Subjects: Group Theory (math.GR)
[10] arXiv:2604.14106 (cross-list from math.OA) [pdf, html, other]
Title: Toeplitz exactness for strong convergence
David Gao, Srivatsav Kunnawalkam Elayavalli
Comments: 14 pages. Comments welcome
Subjects: Operator Algebras (math.OA); Functional Analysis (math.FA); Group Theory (math.GR)
[11] arXiv:2604.13953 (cross-list from cs.CC) [pdf, html, other]
Title: Parallel Algorithms for Group Isomorphism via Code Equivalence
Michael Levet
Comments: To appear in SWAT 2026
Subjects: Computational Complexity (cs.CC); Data Structures and Algorithms (cs.DS); Group Theory (math.GR)
[12] arXiv:2604.13887 (cross-list from math.CO) [pdf, html, other]
Title: Some remarks on the orbit dimension of transitive groups and on the metric dimension of Johnson graphs
Alice Drera, Pablo Spiga
Comments: 18 pages
Subjects: Combinatorics (math.CO); Group Theory (math.GR)
[13] arXiv:2604.13809 (cross-list from math.RA) [pdf, html, other]
Title: Symbolic computation in cubic Jordan matrix algebras and in related structures
Torben Wiedemann
Comments: 13 pages
Subjects: Rings and Algebras (math.RA); Group Theory (math.GR)

Wed, 15 Apr 2026 (showing 4 of 4 entries )

[14] arXiv:2604.12553 [pdf, html, other]
Title: A note on the horizontal class transposition group
Junyao Pan
Comments: In this note, we solve a conjecture proposed by Bardakov and Iskra, which has been included in the kourovka notebook: Unsolved problems in group theory, Novosibirsk, 2026
Subjects: Group Theory (math.GR)
[15] arXiv:2604.12974 (cross-list from math.GT) [pdf, html, other]
Title: Fine projection complex and subsurface homeomorphisms with positive stable commutator length
Yongsheng Jia, Yusen Long
Comments: 49 pages, 3 figures. Comments are welcome!
Subjects: Geometric Topology (math.GT); Dynamical Systems (math.DS); Group Theory (math.GR)
[16] arXiv:2604.12520 (cross-list from math.OA) [pdf, html, other]
Title: Simplicity of action-based $C^{*}$-algebras from hyperbolic actions
Tianyi Lou
Comments: 21 pages
Subjects: Operator Algebras (math.OA); Group Theory (math.GR)
[17] arXiv:2604.12188 (cross-list from math.AP) [pdf, html, other]
Title: Orbit-Level Transfer Matrix for the 3D Fourier-Galerkin Navier-Stokes System on the Periodic Torus: Explicit Orbit-Triad Incidence Bounds and Deterministic Row-Sum Estimates
Oleg Kiriukhin
Subjects: Analysis of PDEs (math.AP); Mathematical Physics (math-ph); Group Theory (math.GR); Numerical Analysis (math.NA); Representation Theory (math.RT)

Tue, 14 Apr 2026 (showing 5 of 5 entries )

[18] arXiv:2604.10903 [pdf, html, other]
Title: On the Sum of Squares of Irreducible Brauer Character Degrees in Blocks
Hanxiao Li, Kun Zhang
Subjects: Group Theory (math.GR)
[19] arXiv:2604.09974 [pdf, html, other]
Title: 2-blocks with abelian defect groups and inertial quotient of prime order
Qianhu Zhou, Kun Zhang
Subjects: Group Theory (math.GR)
[20] arXiv:2604.10888 (cross-list from math.RT) [pdf, html, other]
Title: Character values and conductors of low-rank groups of Lie type
Christopher Herbig, Nguyen N. Hung
Comments: 21 pages. Second version incorporating comments from Gabriel Navarro
Subjects: Representation Theory (math.RT); Group Theory (math.GR); Number Theory (math.NT)
[21] arXiv:2604.10220 (cross-list from math.CO) [pdf, html, other]
Title: Normality Of Quartic Cayley Graphs On Regular p-Groups: A CFSG-Free Approach
Klavdija Kutnar, Aleksander Malnič, Dragan Marušič
Comments: 11 pages, 1 figure
Subjects: Combinatorics (math.CO); Group Theory (math.GR)
[22] arXiv:2604.10100 (cross-list from math.RT) [pdf, html, other]
Title: Non-solvable groups whose non-linear character degrees have the same number of different prime divisors
Junying Guo, Yanjun Liu, Ziyi Wu, Di Xiao
Subjects: Representation Theory (math.RT); Group Theory (math.GR)

Mon, 13 Apr 2026 (showing 5 of 5 entries )

[23] arXiv:2604.09186 [pdf, html, other]
Title: Inertial 2-blocks with abelian defect groups
Kun Zhang, Yuanyang Zhou
Subjects: Group Theory (math.GR); Representation Theory (math.RT)
[24] arXiv:2604.09161 [pdf, html, other]
Title: Blocks with only one irreducible Brauer character orbit
Fuming Jiang, Kun Zhang, Yuanyang Zhou
Subjects: Group Theory (math.GR); Representation Theory (math.RT)
[25] arXiv:2604.09014 [pdf, html, other]
Title: Spectral Dehn functions and a characterisation of word-hyperbolicity
Mayukh Mukherjee
Comments: 50 pages, Comments highly appreciated!
Subjects: Group Theory (math.GR); Geometric Topology (math.GT); Spectral Theory (math.SP)
[26] arXiv:2604.08724 [pdf, html, other]
Title: Subindices and subfactors of infinite groups and numbers
Mohammad Hadi Hooshmand
Subjects: Group Theory (math.GR)
[27] arXiv:2604.09469 (cross-list from math.GT) [pdf, html, other]
Title: A Neukirch-Uchida Theorem for 3-Manifolds
Nadav Gropper, Jun Ueki, Yi Wang
Comments: 34 pages, comments welcome!
Subjects: Geometric Topology (math.GT); Dynamical Systems (math.DS); Group Theory (math.GR); Number Theory (math.NT)
Total of 27 entries
Showing up to 50 entries per page: fewer | more | all