多様体とコホモロジーとモジュライ空間 - 2026/5/27の論文20本

arXiv math.AGの新着論文20本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-05-27/$\mathbf{F}$-jumping numbers can be irrationalContracted divisors and Degree-Two MapsVarieties admitting a holomorphic symplectic form: LLV algebras and derived equivalencesRefined index obstructions for Brauer classes on an abelian varietyFoliations, slope stability, and positivity of log canonical bundles on Deligne-Mumford stacksEquivariant Maximal Cohen-Macaulay sheaves on the minimal orbit closuresThe Calculus of Blowups on a Ruled SurfaceRetraction of the complement of smooth projective curves to a $2$-dimensional $\Delta$-complexAbsolutely indecomposable quasi-parabolic $G$-bundles and the multiplicity of irreducible charactersBlowups, Gale duality, and moduli spacesVanishing of cohomology in infinitely ramified towersA classification of triangular Riemann surfaces with $2p^2$ automorphismsOn modular inequalities for plane projective curvesOn the category of semi-graded modulesAbout top-degree $L^2$- and $L^{2,\mathrm{loc}}$-Dolbeault cohomologies of complex spaces with pseudoconvex boundaryVertex operator algebras, partition functions and Teichm\"{u}ller modular formsRank-two recurrence results for polynomials and questions of dynamical Mordell--Lang typeEkedahl-Oort strata under natural embeddings of orthogonal and unitary Shimura varietiesResidual regularity in tensor triangular geometryStructural properties and tilting correspondences of perfectoid towers