局所コホモロジーと正則性とファン - 2026/4/23の論文7本

arXiv math.AC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-ac/episodes/2026-04-23/Epimorphisms of local cohomology modules, a general Peskine-Szpiro theorem, and an application to sheaf cohomology vanishing for thickeningsNew bounds on Castelnuovo--Mumford regularity of monomial curves and application to sumsetsMultiple Tor modules: rigidity and Mayer-Vietoris spectral sequencesOn the regularity index of the minimum distance function in projective nested Cartesian codesOn $S$-Prime Element Principle$F$-finite schemes have a dualizing complexHigher rank Gelfand-Kapranov-Zelevinsky fans