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. 19h ago

    ホッジ予想と特異点と不変量と多様体 - 2026/8/20の論文21本

    arXiv math.AGの新着論文21本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-08-20/ The Hodge conjecture for Fermat fourfolds of odd degree at most 199Differential Operators on $G(r,n)$-Invariant FunctionsEquivalence of Curve Singularities and delta-InvariantsPolytopes of Effective Boundary Expressions of Divisors on $\overline{M}_{0,n}$Sixteen generators of the automorphism group of the Fermat quartic surfaceWitt groups of smooth real curves and surfacesQuadratic Cremona transformations of $\mathbb{P}^4$Weighted Galois points for $K3$ surfaces in $\mathbb{P}(1,1,1, 3)$Toric Representation Type of the Veronese SurfaceAll-Genus Large-Degree Asymptotics for Gromov--Witten Invariants of the Projective PlaneDifferentiable approximation of continuous locally definable maps that preserves the imageOn the Density of Polynomial Mappings Satisfying the Jacobian ConjectureEquations of Tree Tensor Network VarietiesOn the Hessian Conjecture in Lorentzian Signature: Constant Pivots and Hesse SystemsDonaldson-Sun Theory in the Conic CaseBoundaries of logarithmic Voronoi cells can be transcendentalOn $p$-adic solubility of $Ax^\ell + By^m + Cz^n = 0$Finite-coefficient K-theory of henselian valued fields and Gersten injectivityProducts of trees and ${\rm PGL}_2$-torsors over the punctured affine lineThe $6\times6$ equality case of matrix spaces with rank-two commutatorsK\"ahler-Ricci Tangent Flows in the Analytic Minimal Model Program

  2. 2d ago

    特異点と多様体とコホモロジー - 2026/8/18の論文29本

    arXiv math.AGの新着論文29本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-08-18/ Ideal class maps on projective spaces and GrassmanniansEstimates for roots of Bernstein-Sato polynomials via log resolutions by orbifoldsThe minimal exponents of semi-quasihomogeneous and Khovanskii non-degenerate complete intersectionsOn branched coverings of the projective line over the integersK_0-motives and the Chow weight-heartUnirational del Pezzo surfaces of degree oneA six-functor formalism for syntomic cohomologyStability conditions supported on Lefschetz classesPolynomial interpolation and the Waldschmidt constant of points in projective spaceSome explicit counter-examples to Weibel's conjectureQuot scheme of points on torus knot singularitiesSingularities of rational maps: foundations and surfacesMonodromy of stratified vector bundlesDegrees of Genus-Two Split-Jacobian Loci and Humbert-Form ReconstructionTangent cones to Schubert varieties for Kac--Moody groupsTwisted Deligne modules and abelian varieties over finite fieldsA Sharp inequality between local volumes and minimal log discrepanciesGromov-Witten theory of abelian varieties in families and modular formsThe quantum Hikita conjecture via quasimapsAn answer for a Mistretta-Stoppino's conjectureTopological perspectives on the vanishing of some Bogomolov multipliersEigenvalues of locally positive semidefinite matrices: Non-convexity and Geometry$F$-injectivity does not deformMetric Degenerations and Satake Compactification of Enriques SurfacesPositive Singularities and Volumes in Scattering AmplitudesCritical-point-free energy for fractional-Toledo representationsExtremal mappings of tori, Teichm\"uller potentials and symmetric-space distanceOort's conjecture on supersingular abelian varieties in odd characteristicNilpotent representations over equioriented cyclic quivers

  3. 3d ago

    代数曲線とFano多様体と特異点解析 - 2026/8/17の論文26本

    arXiv math.AGの新着論文26本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-08-17/ Algebraic curves admitting automorphism groups of large prime square orderThe Lie algebra of polynomial vector fields on the affine space with constant divergence is $1.5$-generatedTwisted forms of classical hypersurfacesRank-two weak Fano bundles on a four-dimensional quadric hypersurface $Q^4$Scrollar invariants of singular curves on toric surfacesThe Hassett-Keel program via $\Theta$-stabilityThe alpha spectrum of K-polystable toric $\mathbb{Q}$-Fano varietiesThe Quartic Hessian Conjecture in Dimension FourThe cone theorem for effective fourfold pairs in characteristic $p>5$Estimation of calculation errors and resolution of singularitiesWeight decomposition for toroidal abelian fibrationsSemi-abelian reduction of Albanese varietiesClassifying Smooth Quot SchemesEffective Bialynicki-Birula-Brosnan motivic decompositionsA remark on the full support propertyCompressive Domains and a Bound for the Number of Components of the Fixed Locus of a Self-Map of the Berkovich LineFeasibility problem for the radii of Steiner 4-chainsOn the Existence of Hyperelliptic Curves over $\mathbb{Q}(T)$ with Certain Jacobian RanksHomological Mirror Symmetry for Affine Log Calabi-Yau SurfacesAn intrinsic characterization of the Bogdanov-Takens normal-form coefficients and a mixed-volume obstruction to non-isolated degeneraciesA structural trace identity and certified spectra for the Richelot-Brandt graphCounting non-attracting subtrees and the equidistribution of repelling pointsGluing parabolic character sheavesA greedy open-orbit criterion for solvable algebraic group actions, with applications to Lusztig's nilpotent varietiesFinite Gaussian Reconstruction of Polynomial Orbits: From Correlated Moments to Oscillatory PeriodsOn Galois extensions of geometric fixed point spectra

  4. 6d ago

    曲線と表現と層と多様体 - 2026/8/14の論文16本

    arXiv math.AGの新着論文16本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-08-14/ Monodromy of plane curve singularities and quiver mutationVirasoro Recursions for Simplicially Stable Curves with Colliding MarkingsCollision-Hull Compression for Homogeneous Keller Maps and a Forty-Variable Counterexample to Zhao's Vanishing ConjectureRigidity for Lie algebras of locally finite derivationsTame fundamental groups of rigid spacesLower bounds for the Smith-Thom deficiency of Hilbert squaresTopological obstructions to geometric positivity and negativity on Calabi-Yau manifoldsSupersymmetry, differential operators of infinite order and theta functionsAlgebraic cycles and Fano threefolds of genus 7Tropical and algebraic elliptic plane curves with fixed j-invariantEquivalences via twisted hyperholomorphic sheaves from transverse Lagrangian fibrationsSites and Grothendieck Topologies, Sites and SheavesWeight Certificates for Convex Multi-Objective MPC: Geometric Characterization, $\ell^1$ Construction, and $\ell^2$ ForeclosureMinimal Nilpotent Orbits of type G2, F4 and E8Analytic rank one propagation in Hida familiesModuli of super-representations of quivers

  5. Aug 13

    Fano多様体とK3表面と特異点 - 2026/8/13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/2026-08-13/ Frobenius--Tschirnhausen amplenessA Chain- and Diagram-Level Semantics for Morphological Calculus Refinement, monodromy, and bivector orbit decompositionsDeletion-contraction properties of graphically stable spacesSemiorthogonal indecomposability for Hilbert schemes of points on integral locally planar curvesEchoes of phantoms on rational surfacesRegulators of canonical extensions are torsion:the case of two transversally intersecting smooth divisorsSharp bounds for frame counts and setwise stabilizers in classical groupsBivariate quaternionic factorizations and surfaces that decompose into two circlesInvariant Functions on $p$-divisible Groups and the $p$-adic Corona Problem IIConifold Gap Theorem for Topological RecursionSmooth projective surfaces with bounded cohomology property IIClassification of products of Fano varieties with Picard number oneOn the symplectic forms of Groechenig's Higgs moduli over an elliptic curveK3 atoms of the cubic fourfold and the BPS structure of the Painlev\'e I determinant lineA note on the real Jacobian conjecture in degree 7Explicit Bicanonical Models of Eight Fake QuadricsQuintic surfaces with 18 cuspsConstruction and Periodicity of Minimal Resolution Graphs of Suspension SingularitiesTowards Koszulity for categorical structures: category of 2-netsLimits of Amao multiplicities and Epsilon multiplicity

  6. Aug 12

    多様体と束と特異点と変形 - 2026/8/12の論文17本

    arXiv math.AGの新着論文17本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-08-12/ Obstructions for codimension one multiple fibers of Lagrangian and Calabi--Yau fibrationsA criterion for associated bundles and the weak Beauville--Bogomolov decompositionIntroduction to Universal Equations and Characteristic-free ResolutionOn the decomposition theorem for forgetful maps between moduli spaces of stable pointed curvesFinite quotients of sousperfectoid adic spaces need not be adicFinite monodromy groups in degenerating families and the stability degree of curvesModerate and rapid-decay nearby cycles for holonomic D-modulesPoincar\'e \`a la MakdisiAn affine local criterion for toric projective space bundlesLog Calabi-Yau compactifications of $SL(2,\mathbb{C})$ character varieties$\mathbb{A}^1$-fibration in algebraic geometry and $\mathbb{A}^1$-homotopy typeInvisible singularities in complex algebraic geometryType C Richardson Boundaries and Newton-Okounkov Degenerations of Odd-Dimensional Projective SpaceKronecker Products of Symmetric Persistent TensorsToric real loci via moment polytopesPolynomial Bounds on Degeneration Order from Commutativity Properties of Tensor SlicesEquationless quadratic Chabauty for non-split Cartan modular curves

  7. Aug 11

    モジュライ空間とホッジ数と安定性 - 2026/8/11の論文38本

    arXiv math.AGの新着論文38本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-08-11/ Disconnected multigraded Hilbert schemes on $\mathbb{P}^2\times\mathbb{P}^1$The dimension threshold for Batyrev's non-negativity conjecture on stringy Hodge numbersA remark on Banecki's theoremDeformations, local freeness, and base change for higher Du Bois singularitiesA note on geometry of Bridgeland Moduli spaces on Gushel-Mukai threefoldsAutomorphisms of very general blow upPseudo-hyperbolicity of Horikawa surfacesFundamental forms and infinitesimal symmetries of projective varietiesTangent discontinuity in the oper stratification of de Rham moduli spaces$E_1$-Degeneration for Irregular Hodge Filtrations on Deligne--Mumford StacksA Torelli-type theorem for hyperk\"{a}hler quotientsEssential p-dimension and Chern numbersThe universal cover of the second-type locus of a cubicGeometric characterization of $p$-exceptional monomial GAPN functionsMori dream Jacobian elliptic surfaces of Kodaira dimension oneLine-filtered rank-two ACM bundles on abelian varieties of Picard rank oneDynamical degrees of twisted rational mapsK-stability of complete intersectionsThe hyperk\"ahler period-index conjecture is falseOn the internal homotopy theory of motivic categoriesFoliated Minimal Models and FlopsThe rank of the $5\times 5$ permanent tensor is sixteenAbstract Six-Functor Formalisms: Extension to Ind- and Pro- Categories and Functorial Cohomological PurityVarieties with prescribed fundamental group schemesGrothendieck weights and K-theoretic positivity for matroidsEffective Results about Foliations on Smooth Projective Complete Intersection SurfacesA no-go theorem for special Ulrich bundles, with a complement on primary Burniat surfacesThe Veronese Geometry of Dziobek Configurations and Generic Finiteness for Homogeneous PotentialsBrehm-Wintner-Conley Dimension, Pl\"ucker Coordinates, and Generalized Dziobek-Williams Equations for Central ConfigurationsSolving polynomial inequalities over spaces of convex sets and applicationsThe sharp volume gap for K\"ahler manifolds with positive Ricci curvatureEquidistribution for semiabelian varieties over number fieldsPosets of trek polynomials for directed treesThe Mathieu group $M_{23}$ is a Galois group over $\mathbb{Q}$Finite Gram Scalarization and Further Properties of Multiplier Submodule SheavesNef but Non-Semi-positive Line Bundles on Hopf ManifoldsThe Dual DG Category to Weinstein's symplectic "category" and applications to Geometric QuantizationA pre-triangulated category which is not triangulated

  8. Aug 10

    葉状構造とコホモロジーと鏡像対称性 - 2026/8/10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/2026-08-10/ A note on the self-intersection of rational unicuspidal curve with one Puiseux pairInitial Ideals, Low-degree Foliations and the Hilbert Scheme of Points on $\mathbb{CP}^{2}$: A First ApproachProjective Foliations with a Unique Singular Point and Maximum Algebraic MultiplicityCohomology Vanishing, Koszul Cohomology and Multigraded Regularity on Projective VarietiesA Deep Dive Into the Tangent Category of SchemesThe basic tropical polynomials generate the semifield of $r$-symmetric tropical rational functionsThe logarithmic $h$- and $v$-topologiesThe cohomology groups of finite cyclic covers of complexified real arrangement complementsReal morsifications via the trace mapMirrors to toric degenerations via intrinsic mirror symmetryNew symplectic singularities from $SU(2)$ gauge theoriesA Kohno--Drinfeld Theorem for iquantum Weyl groupsA combinatorial rule for $GL$-multiplicities of $A_n$-quiver lociModularity of Higher Theta Series III: Proof of the Modularity ConjectureTilting Mutations and Quiver-Invariant Dualities in Brane Tilings

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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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