プレプリどんどん: math.GR

arXiv math.GRの新着論文4本をご紹介します。

番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-07-13/

1. Some additive properties of $\mathbb{Z}_n$ and $k$-index stability of finite groups
2. Finitely presented kernels of right-angled Artin groups with abelian quotients
3. Finite gropus whose proper subgroups of order divisible by $p$ are supersolvable
4. Singularity of Cannon-Thurston maps

arXiv math.GRの新着論文6本をご紹介します。

番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-07-10/

1. Supersoluble groups and the probability of generating a supersoluble subgroup
2. Waring Problem for matrices over finite local rings
3. On cube and Cremona rigidity for higher-rank lattices
4. Coarse embeddings of products of trees as quasi-isometry invariants
5. A note on the shortest law for the symmetric group
6. Proof of Rump's Retraction Conjecture for Quasilinear Cycle Sets

arXiv math.GRの新着論文5本をご紹介します。

番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-07-09/

1. On rank two Kleinian groups with three parabolics
2. Finite complete rewriting systems for graphs of free groups with applications to free-by-cyclic, one-relator, and three-manifold groups
3. Triangulating the Permutahedron
4. On 4-dimensional convex projective domains invariant by a lattice of $\mathrm{SL}_2 (\mathbb{R})$
5. Geometry and topology of the tempered Iwahori-spherical representations of a split semisimple $p$-adic group

arXiv math.GRの新着論文7本をご紹介します。

番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-07-08/

1. The lattice of normal reflection subgroups of an irreducible reflection group
2. Game Conductors of Finite Groups: Determinantal Torsion from Structured Payoff Probes
3. A note on finite groups with few conjugacy classes of subgroups
4. Accessibility and Twin-width
5. On two questions from the Kourovka Notebook concerning maximal subgroups
6. Rigidity of maps between configuration spaces
7. Topological Dynamics of Pullback Maps on Full Shifts

arXiv math.GRの新着論文17本をご紹介します。

番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-07-07/

1. On algebraic and arithmetic properties of monoids of product-$K$ sequences
2. The Baer Transform for Skew Braces
3. On the regularity of irreducible subgroups of finite classical groups
4. Hayashi property for conjugation quandles over finite Coxeter groups
5. Higman--Thompson groups $F_n$ all the way down
6. Finite generating sets for monoids of $G$-equivariant functions
7. Regularity of profinite isomorphisms of hyperbolic 3-manifolds
8. Groups Generated by Root Unipotents: Higher-rank and rank-one
9. Finite groups with quadratic splitting fields for all Cayley graphs
10. Disproof of the tree product conjecture via the Heisenberg group
11. Spherical subgroups in reductive algebraic groups
12. How (not) to prove (un)distortion for diffeomorphisms of one-manifolds
13. Topological full groups and stable rank one
14. $2$-designs admitting a flag-transitive automorphism group with socle $PSL(2,q)$
15. Toric decomposition in algebraic groups
16. Random free semigroups of affine groups
17. The Burau representation of the braid group is faithful for n = 4

arXiv math.GRの新着論文14本をご紹介します。

番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-07-03/

1. Homomorphisms from topological groups to inverse limits
2. Degrees of $p$-rational characters and normality of Sylow $p$-subgroups
3. Growth rates, stable subgroups, and regular languages
4. Exponential growth rates of even Coxeter groups
5. On the total character of a finite group
6. From Finite Cayley Graphs to Growth of Infinite Groups
7. On the growth spectrum of hyperbolic groups
8. Right-angled Artin groups of large girth and finite volume hyperbolic $3$--manifold groups
9. A global girth obstruction for Garg--Mineyev taiko product structures
10. Fundamental racks of braid spaces of complex reflection groups
11. Torsion in the homology of the Torelli group and the Birman-Craggs-Johnson homomorphism
12. An algorithmic approach for computing fundamental domains of crystallographic groups
13. Part bounds for the Sylow permutation characters of $S_n$
14. On invariant subalgebras of noncommutative Poisson boundaries for higher rank lattices

arXiv math.GRの新着論文9本をご紹介します。

番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-07-02/

1. Parabolic subgroups of Dyer groups
2. The classification of Bidihedral Groups
3. Directional expansion in ergodic actions of countable groups
4. Obstructions to coarse universality for finitely generated groups
5. $A_3$-formality for pro-2 Demushkin groups
6. Coarse geometry of homeomorphism groups: Classifying countable Stone spaces
7. The topology of Schottky spaces in higher dimensions
8. Actions of lattices in $S$-arithmetic groups on manifolds
9. Quandle homology and relative group homology

arXiv math.GRの新着論文6本をご紹介します。

番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-07-01/

1. Generic dense free subgroups of the isometry group of the Urysohn space are NSS
2. Classification of Fuchsian groups with torsion
3. Thurston norm, polytopes and splitting complexity
4. Group Theoretic Constructions of Singular Set in a Long Range Segregation Model
5. Some closed manifolds that do not fibre over the circle
6. Image of Regular Unipotent under a Representation of $\mathrm{GL}_3(\mathbb{C})$

arXiv math.GRの新着論文19本をご紹介します。

番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-06-30/

1. On the Dominions of Certain Semigroups of Transformations
2. Note on the number of doppelsemigroups of small order
3. A structure theorem for centralizers of dilations in $QI(\mathbb{R}_{+})$
4. The Gruenberg-Kegel graph of finite solvable groups that are character-quadratic or semi-rational
5. Digroups, their canonical pretorsion theory, and diheaps
6. A Schur--Zassenhaus Theorem for Finite Skew Braces
7. Strongly Primitive Salem Growth Polynomials for Right-Angled Coxeter Groups
8. Groups associated to 1-minimal models for binomial $\cup_1$-algebras
9. The Fundamental group of a finite graph of conjugacy separable groups with finite edge groups is conjugacy separable
10. Classification of skew left braces with additive group isomorphic to the infinite dihedral group
11. Characterization of the alternating and symmetric groups by the order and conjugacy class sizes
12. A Reversibility Characterization of Locally Finite Groups by Cellular Automata
13. On homological finiteness properties and free inverse monoids
14. The Schur--Zassenhaus Theorem for finite skew braces
15. Cohomology rings and $p$-local behavior of even Artin groups
16. A note on strong affine semigroups
17. Structure of Cayley Codes
18. Strong Embeddings of Regular Graphs with Prescribed Automorphism Groups
19. Exterior Algebra and an Extension of the Feng-Sun-Xiang Theorem in $p$-groups

arXiv math.GRの新着論文10本をご紹介します。

番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-06-29/

1. The Baumslag-Gersten group and a problem of Olshanskii
2. Generalising a Theorem of Lichtman
3. Shadowing and Hyperbolicity for Endomorphisms of Locally Compact Groups
4. Diagram groups and groups of piecewise linear homeomorphisms of the line with global fixed points
5. The number of composite class sizes in finite groups
6. On the Howe--Moore property for automorphism groups of buildings
7. The Scale of ($P$)-closed Groups Acting On Trees
8. Sectionally indecomposable groups
9. Chain conditions on skew braces and solutions of the Yang-Baxter Equation
10. Chromatic Euler characteristics and duality for infinite groups