ポリコンとワッシャスとホッジ束 - 2026/3/20の論文11本

arXiv math.AGの新着論文11本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-20/The Geometry of Polycons and a Counterexample to Wachspress' ConjectureThe Legend of Masaki Kashiwara and Algebraic AnalysisDecorated Local Systems and Character VarietiesThe Simplicity of the Hodge BundleThe Euler Stratification for $\mathbb{P}^1 \times \mathbb{P}^1 \times \mathbb{P}^n$$R$-equivalence on Cubic Surfaces I: Existing Cases with Non-Trivial Universal EquivalenceCastelnuovo-Mumford regularity of toric varieties with at most one singular pointClose fields, affine Springer fibers and fundamental lemmasBass numbers of local cohomology modules at the first and last non-vanishing levelsCharacterizing almost Cohen-Macaulay $3$-generated ideals of codimension $2$ in terms of prescribed shiftGamma positivity, PL homeomorphism types, and orthogonal polynomials