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. 2日前

    特異点と有理的モデルと安定性 - 2026/8/21の論文13本

    arXiv math.AGの新着論文13本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-08-21/ A minimality criterion for surfaces of general type with applications to product-quotient surfacesGeometrically multiplicative non-archimedean normsQuadratic generation of ideals defining nonsigular toric 3-foldsExplicit birational models of marked elliptic surfaces of relative degree twoUniversal torsors over quartic del Pezzo surfaces and stable rationalityResolution of Singularities in Positive Characteristic: Frobenius-Hasse Towers and Exceptional-History DescentThe arithmetic de Rham stackDisproof of the Yau--Tian--Donaldson conjectureRibet Points, geometric divisibility sequence and order of reductions on semiabelian varietiesSupergroup Gauged Linear Sigma Models and their Physical MathematicsEigensolvers for polynomial roots and tensor decompositionPositive scalar curvature K\"ahler metrics and shifted $K$-stabilityExact Algebraic Computation of Learning Coefficients for Two-Dimensional Singular Models

  2. 3日前

    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

  3. 4日前

    Fano多様体とモチーフと不変量 - 2026/8/19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/2026-08-19/ F-rationality of multiplicity-free subvarietiesK-moduli of Fano threefolds of rank 2 and degree 28Quantized Volume Comparison for Fano Manifolds, IIMotivic nearby functors on perverse Nori motivesA $k$-Dimensional Version of the Largest Intersection ProblemWitt rings, Pfister forms, and equivariant birational geometrySuslin's cancellation conjecture on smooth real affine varieties with few real pointsSymmetric Differentials on K3 SurfacesCombinatorics of the Fourier transform: Stokes data, Gale duality and frieze patternsA note on smooth quotients of Prym varietiesCombinatorial Hodge Index Theorem for PolytopesObstructions to intrinsic perturbation for $A$-hypergeometric seriesCounterexamples to Sato's Weak F-Equivalence Conjecture and a Gorenstein RefinementPure gravity OPE density for genus-two handlebody in $\text{AdS}_3$On Buzzard's TheorenCotangent Models of Nilpotent Orbit ClosuresCohomological rigidity of smooth toric Fano fourfoldsA Structural Property of Generic Initial IdealsIntersecting families and nonvanishing multivariate polynomials over finite fields

  4. 5日前

    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

  5. 6日前

    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

  6. 8月14日

    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

  7. 8月13日

    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

  8. 8月12日

    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

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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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