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群と半環とモノイドの代数構造 - 2026/9/18の論文10本
プレプリどんどん: math.GR · 18 сентября 2026 г. · 17 мин
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/2026-09-18/ The free multiplicative Lie algebra $L(P)$ for a finitely generated parafree group $P$ Explicit equational bases for the power semirings of $S_7$ Finite groups with a unique real $2$-block Categorical forms of the rigid direct-system representation for finite local-unit-aligned totally ordered monoids Canonical resolved-transport decomposition and reconstruction of local-unit-aligned ordered semigroups Kernel--wreath constructions and infinite families of finite simple skew braces Generation of Iterated Wreath Products Constructed from Full Transformation Monoids and Symmetric Groups The variety generated by all additively idempotent semirings of order four The small Davenport constant of $H_{27}\times C_3^r$ On a class of combinatorial group invariants