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トーリックとモジュライとミラー対称性 - 2026/9/25の論文40本
プレプリどんどん: math.AG · 25 сентября 2026 г. · 1 ч 18 мин
arXiv math.AGの新着論文40本をご紹介します。 番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-09-25/ Projective blowups: a formal and multicentered proof Reducibility and Diagonal Equality Strata for Finite Jacobi Pencils Congruence spectra and geometric reconstruction of $\boldsymbol{T}$-algebras Bulk-deformed enumerative mirror symmetry for toric Fano surfaces The GIT of 4x3x3 tensors (determinantal cubic surfaces) Affine Spherical Mass and a Gaussian Kinematic Formula for Tropical Two-Fans Non-smoothable Calabi-Yau threefolds from reflexive polytopes Planar rank-one sheaves on $\mathbb{P}^3$, obstruction bundles, and divisor-supported Donaldson--Thomas series Bondal--Orlov reconstruction for tame stacks with trivial generic stabilizer Squaring Up by Selection: NP-Completeness at Three Simple Roots A Strong Global Torelli theorem for OG6 type varieties The Serre-Grothendieck Finiteness Theorem for the cohomology of coherent sheaves Torelli theorems for moduli stacks and twisted moduli spaces of vector bundles Ramification of the moduli map for hyperplane sections of K3s and hypersurfaces Stringy Irregular Hodge Numbers for Non-Simplicial Toric Landau--Ginzburg Data Cartan Determinants in algebraic geometry On the Analyticity of Amoeba Contours Beyond Harnack Rigidity Compact Complex Threefolds Fibred by Two-Dimensional Complex Tori Specht ideals for the imprimitive complex reflection group $G(r,1,n)$: geometric orbit types and a dominance theorem A generalized Saito criterion, from line arrangements to curves Uniform Tur\'an estimates and sharp bounds for degree and mixed orbit growth An irregular smooth Fano fourfold in positive characteristic A Hochschild-Kostant-Rosenberg type theorem for coherent matrix factorizations A Secondary Multiplicative Structure on Lawson Homology Geometry of Newton homotopies: bivariate case Frobenius lifts and point counting for smooth curves A Peterson program for general Schubert varieties and mirror symmetry Equivariant bordism rigidity for toric manifolds Algebraic Expressivity Certificates for Shallow Polynomial Neural Networks Noncongruence cusp forms, Veech groups and enumeration <a href="https://arxiv.org/abs/