プレプリどんどん: math.AG

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arXivのmath.AG (代数幾何学) の新着論文の概要をAIで日本語でお届けするポッドキャストです。 情報収集にお役立てください。 (AIで生成していますので必ずしも正しいとは限りません)

  1. 7h ago

    ヤコビアンとグラスマン多様体と曲線 - 2026/7/23の論文15本

    arXiv math.AGの新着論文15本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-07-23/ On arrangements of plane real quartics with respect to three linesMaximum Likelihood Estimation on the Grassmannian of LinesDerived representation schemes with arbitrary coefficients and associative smoothnessNumerically trivial automorphisms of elliptic surfaces III: the non-algebraic caseN{\'e}ron models of G\_mLipschitz embeddings of algebraic curvesConnected components of real loci in moduli spaces of vector and Higgs bundles over a Klein surfaceGraded Keller maps and the Jacobian ConjectureOn the global and local geometry of quasi-$F$-split varieties with trivial canonical bundleEffective characterization of semi-abelian varietiesAutomorphism groups of curves with simple JacobiansThe Pila-Zannier strategy for Drinfeld modules and Drinfeld modular curvesA Counterexample to the Global Injectivity of a Jacobian Mapping in \mathbb{C}^5 and Its Analytical RootsCombinatorial geometry of the 2D Toda lattice and Davey Stewartson equationExtremality of principal quiver Grassmannians

  2. 1d ago

    特異点とモジュライ空間とホッジ類 - 2026/7/22の論文30本

    arXiv math.AGの新着論文30本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-07-22/ Picard groups and composition nilpotence for finite cellular isotropic spectraHyperk\"ahler sixfolds, abelian fourfolds of Weil type and a Hodge classObstructions to embedding singular curves in toric varietiesFoliations with small singular set in arbitrary characteristicNon-liftable varieties via etale cohomology ringsHomological rigidity and Schur rigidity of Schubert varieties in rational homogeneous spacesOn the Toda hierarchy for the stationary theory of the tube with negative contact ordersSemipositivity of the orbifold second Chern class in Fujiki's classThe modulo eight behavior of common factors of two hypergeometric polynomials arising from a genus three heperelliptic familyOn degenerate geometric rankZero-cycles on surfaces dominated by products of hyperelliptic curvesTopology and geometry of moduli spaces of semistable sheaves on bielliptic surfacesOn the Fields of Moduli of Curves of Genus SixTopology of higher Albanese maps and aspherical varieties with nilpotent fundamental groupA counter-example to Batyrev's conjecture on the non-negativity of stringy Hodge numbersBasic properties of kappa classesIsotrivial smooth curves on surfacesCompactification of the fifth Painlev\'e foliationStacky Framework for the Classification of Singular Fibers in Fibered SurfacesDegenerations of the complex projective plane with only rational singularitiesPure D-brane Black Holes: BPS Counting and non-BPS VacuaRefined Vafa-Witten invariants for toric surfaces from supersymmetric localization in 5D gauge theoryFinite quotients of full surface braid groups and complex surfaces of general type: cyclic, dihedral, and extra-special quotientsThe complex projective plane as a ball quotientPolynomiality of Stretched Schubert Structure Constants and Key CoefficientsThe spaces of K\"ahler and holomorphically tamed symplectic forms on closed 4-manifoldsMetric entropy of the space of holomorphic functionsA sublinear bound for the regularity of subspace arrangementsDiffeological non-Abelian Hodge theory: relative harmonic metrics and deformation theoryTopology of the orbit space of a maximal torus action on $\operatorname{Gr}(2,\mathbb{C}^{5})$

  3. 2d ago

    層と多様体とモジュライ空間 - 2026/7/21の論文32本

    arXiv math.AGの新着論文32本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-07-21/ $0$-cycles and sheaves on abelian surfacesFields of Moduli of Smooth Cubic SurfacesFinite Group Reduction of the DR/DZ HierarchiesNon-general type surfaces in P4, an updateExplicit LCP of MDS Codes and LCD Codes on Hyperelliptic Curves via Mumford RepresentationCharacteristic cycles of constructible sheaves and microlocalizationExpressivity of Shallow Neural Networks Over Finite FieldsRegions represented as foliated forms and natural smooth maps onto themTorsors over the universal Jacobian over $\mathcal{M}_g$The Miracle of Flatness in Algebraic GeometryCoincident Poisson structures on principal-bundle moduli spacesThe Springer Geometry of Specht Polynomials and Schubert cycle positivity for two row Springer fiber componentsAlgebraic Knots and their Universal K^MW_2-Coverings$\Theta$-reductivity and $S$-completeness for adjoint Fano foliated structuresBia{\l}ynicki-Birula Decompositions of Nakajima Quiver Varieties, Quiver Chains and Star-Shaped QuiversDegenerating DiscriminantsResolution of the Prym map in genus 4Integral Weyl Invariants in Chow Characteristic Images of Spin and Special Clifford GroupsThe non-Lefschetz locus of conicsEquivariant Schubert Calculus for Inverse Grassmannian PermutationsChow-Witt Theory in the Arrowtic Paradigm$m$-Positive Stability of Holomorphic Vector Bundles and Moduli SpacesNilpotent quiver varieties with multiplicities and symmetrisable crystalsBetti Tables and the Licci PropertyGalois-invariant N\'eron--Severi ranks of Fermat surfaces over number fields: a Galois module, closed forms, a threshold, and exact tablesQuadratic residue patterns of length 4 and 5The deformed Vortex equations and equivariant stability conditionsUniversal Correlators on Exponentially Ramified Spectral CurvesOn unirational varieties with poset parameterizationsHomological Detection by Perfectoid AlgebrasPeriodic phenomena in stable motivic homotopy theorySmall Counterexamples to the Gaussian Moments Conjecture

  4. 3d ago

    アメーバと曲線とモジュライと有理点 - 2026/7/20の論文14本

    arXiv math.AGの新着論文14本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-07-20/ Contour Degree of Amoebas of Complete IntersectionsSparse Bounds for Amoeba ContoursOrder and Pascal depth of Pascal finite automorphisms of the planeTropicalizing polynomial strataExplicit Formulas for $\mu$-Bases of Planar Rational Quartic CurvesCurves with a large automorphism group admitting a cyclic subgroup of index $2$What are the odds that a conic bundle over a finite field is rational?Moduli of conic surfaces over the lineDegenerations of multisingularities and Artin algebrasOn complete intersection projective closures of monomial curvesFiniteness of the Tate-Shafarevich group over function fields for groups of multiplicative typeLusztig's special pieces conjectureIndecomposable translates and degree-$d$ pointsDefining reduction types of curves via minimal regular and minimal normal crossings models

  5. 6d ago

    コホモロジーと層とモジュライ空間 - 2026/7/17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/2026-07-17/ A Proof of Coherent Duality via Techniques from Condensed MathematicsSheaves for spacetimes: a surveyKoszul Duality for Coherent SheavesContou-Carr\`ere symbol, Deligne pairing and quintetsTopological reconstruction theorems over uncountable algebraically closed fieldsFormality for rigid-analytic spaces satisfying the weight-monodromy conjectureConnections on Associative VarietiesTautological systems and local cohomologyA Bogomolov type vanishing theoremSubstitution and quotient of the isotropy group actionZeros of one-forms and the topology of algebraic mapsOn the geometry of Coulomb branchesModuli spaces of snc klt KSBA stable pairs are naturally of log general typeRigidity of multisections to the universal cubic plane curveIn Memoriam: Professor Dr. Winfried Bruns (1946--2026)Blow-up Parameter Landscapes for Polynomial Dynamical SystemsThe Stable Adjunction in $\mathbb{A}^1$-Homotopy TheoryEquidistribution and the torsor methodGeometric Criteria for Morrey Admissibility via the Real Log-Canonical ThresholdAsymptotic Brill-Noether Existence at the Half-Canonical Degree: Energy Pairing, Cheeger Inequality and Covering Radii

  6. Jul 16

    代数曲面とホッジ対応とマトロイド - 2026/7/16の論文12本

    arXiv math.AGの新着論文12本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-07-16/ Composition of Sarkisov links between del Pezzo surfacesEuclidean Distance Degrees in Macaulay2On the $K$-theoretic logarithmic double ramification classA complete curve of genus 105 in the moduli space of curves of genus 3Non-cancellative varieties, maximal tori, and the Makar-Limanov invariantOn Milnor and Tjurina numbers of Pairs of Holomorphic Functions GermsOn the Feyzbakhsh-Thomas programme for Fano $3$-foldsOpen surfaces with a triangle at infinitySmashing, Balmer, Zariski spectra: an ideal approachNonlinear Hodge correspondence for morphismsMatroid correspondenceWhat are symmetric monoidal categories?

  7. Jul 15

    モジュライ空間とホッジ理論と多様体 - 2026/7/15の論文19本

    arXiv math.AGの新着論文19本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-07-15/ Obstructions to the existence of good moduli spaces of $A_r$-stable curvesLipschitzSaturation: A Macaulay2 Package for Computing Lipschitz Saturations of Modules and Toric VarietiesAutomorphism groups of rigid complete intersectionsTopology of Galois conjugate character varietiesRecursive Formula for the Equations of Hessenberg VarietiesMeromorphic Group Actions and the Support Theorem for Lagrangian FibrationsEuler Characteristics of Generic Quiver Grassmannians: Semi-Invariants and LocalizationOn the invariance of irregular Hodge numbers under crepant birational equivalencesIsomorphism classes of multi Danielewski varietiesNegative $K$-theory and Hodge theoryInfinitesimal invariants of genus 4 curves and the Griffiths-Pirola cycleMetrics on triangulated categories and their enhancementsFano 4-fold quiver moduli from subspace quiversObstructions to Deformation Quantization of BundlesComputing Cox rings via the cone conjectureExchange theorems and coherent duality in six functorsThe Infinitesimal Structure of Quantum InformationGenus and Gonality of Small Curves, Dynamical Uniform Boundedness, and BifurcationEuler systems and the symmetric square of a Hida family

  8. Jul 14

    多様体と群とスキームの構造 - 2026/7/14の論文30本

    arXiv math.AGの新着論文30本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-07-14/ $p$-elementary non-cyclic subgroups of the Cremona group of the planeNon-trivial Odd Dimensional Equivariant Cohomology of Torus Orbits of Generic Points in $gr(2,k)$Duals of log abelian varietiesAutomorphisms of a $(24_4, 32_3)$-configuration on the Schur quarticReconstruction of Formal Schemes from Categories of Nuclear ModulesNonrationality Degree of Toric QuasifoldsHolomorphic symplectic geometry of elliptic surfacesStability of syzygy bundles on certain Picard rank one varietiesM-modulesBased maps to Lagrangian Grassmannians, Quivers, and Bott PeriodicityLimiting Hodge Structures for Cubic Hypersurfaces of Secant Type4x4 Matrix Representation of Hybrid Numbers, Gram Matrix and Golden RatioCollinearly complete sets and finite subgroups from configurations of skew $n$-planes in $\mathbb P^{2n+1}_K$The flexibility of $m$-suspensions constructed via a local sliceOn Orbifold Quantum Cohomology of Foldings of $ADE$ ResolutionsN\'eron--Severi groups of proper schemes over finite fieldsAn obstruction to lifting schemes to spectral schemesChow classes of orbit closures of skew-symmetric matrix pencilsAffine monodromy and exact value distributions over finite fieldsA Guess and Determine Attack on the Elliptic Curve Discrete Logarithm ProblemAnomaly cancellation for two $U(1)$ factorsElectrical networks, Grassmannians, and cluster algebrasOrbit Transversality for Abelian VarietiesA Second Main Theorem for Non-Constant Holomorphic Curves Intersecting a Fermat-Type CurveTopology of the links of cDV singularities of types $cA_n$ for $n>0$ and $cD_n$ for $n>4$Geometrically vertex decomposable star configurationsGreenberg's $\mu=0$ conjecture for lisse sheaves over global function fieldsIntegral closure for (additively idempotent) semiringsExtending valuations of local domains to complete local domains without changing the value groupCommon extensions of valuations to rational function fields

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arXivのmath.AG (代数幾何学) の新着論文の概要をAIで日本語でお届けするポッドキャストです。 情報収集にお役立てください。 (AIで生成していますので必ずしも正しいとは限りません)

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