群と作用と不変量と構造 - 2026/9/16の論文15本

arXiv math.GRの新着論文15本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-gr/episodes/2026-09-16/The Mathieu Property for Compact Connected Lie GroupsCoprime Actions and Characters Non-vanishing on the Fixed-point SubgroupMatroids and isomorphism problems for Bestvina-Brady groupsKazhdan constants for two-element generating sets of $\mathrm{SL}_n(\mathbb Z)$The Fourth Continuous Bounded Cohomology of the Complex Symplectic GroupUnipotence of a double commutator with transvectionsPalindromic Length in Free Groups: Reflections, Noncrossing Matchings, and Catalan FormsOn Cowling's $L^p$-integrability conjecture for Kunze--Stein groupsSelflessness, MIF and opposition in groups acting on exotic buildingsA classification of finite simply reducible groups of order at most 2000Uncountably many local isomorphism types of compactly generated simple groupsQuandles associated with group actionsMathieu groups as flag-transitive automorphism groups of block designsInvariant random subgroups of $C^*$-simple groupsConcise tensors with maximal symmetries