プレプリどんどん: math.AG

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/2026-05-08/On Brauer groups of known Enriques manifoldsOn the cohomological purity of the affine Springer fibersThe minimal volume of stable surfaces of rank oneGeography and Deformations of $\mathbb{Z}_2^s$-Covers of General Type Over Weighted Projective ThreefoldsThom-Sebastiani Theorem for Hodge ModulesThe Ciliberto-Di Gennaro conjecture for $d=5$A two-step approach to Chow quotientsOn a generalized Poincar\'e series of plane valuationsAn explicit formula for the Artin invariant of smooth K3 hypersurfacesRational homology disk degenerations of elliptic surfacesA Structure Sheaf for Kirch TopologyRevised Demailly's Affineness Criterion and Algebraization of Entire Grauert TubesBulk-deformations, Floer complex bordism, and Grothendieck-Riemann-Roch

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/2026-05-07/\'Etale Extensions of Unipotent TorsorsTropical resolutions of configuration hypersurfacesSmoothing low-dimensional cycles in algebraic cobordismLocal isomorphisms for families of projective non-unruled manifoldsStability conditions and infinitesimal deformation of curvesOn Waring rank jumps via critical rank-one approximationsThe McKay correspondence and local heights for wild-by-tame split metacyclic groupsGeometry of multilinear varieties over infinite fields and its applicationsA low-valence ribbon graph complex computing the cohomology of $M_{g,m}$Nonlinearizable embeddings of elliptic curves in rational surfacesOn the biggest purely non-free conformal actions on compact Riemann surfaces and their asymptotic propertiesRigid homotopies for sampling from algebraic varieties: a Waring structure complexity model$\mathbb{G}_m$-cohomology of $p$-adic Stein spacesOn Minimum CADs for Algebraic Sets in Dimension ThreeMultiplicative $f$-ic forms on algebraic varieties arising from Thaine's generalized Jacobi sums

arXiv math.AGの新着論文18本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-05-06/Bures Geodesics and Restricted Barycenters for Kronecker Positive Definite MatricesSupport theorem of universal compactified JacobiansGaiotto Loci and the Nilpotent Cone for $\mathrm{Sp}_{2n}(\mathbb C)$Theorems of Bertini and ChevalleyFormal moduli and the splitting theory of supermanifoldsReal approximation for homogeneous spaces with finite stabilizersSpectral correspondence for cyclic Higgs bundlesTwisted cohomology on algebraic and analytic varietiesLectures on Analytic GeometryBirational Classification of Orbifold Compactified JacobiansEquivariant intermediate Jacobians and intersections of two quadricsSome Taylor varieties with null HessianA connection between minimal nilpotent orbits of types A and D via Hamiltonian reductionInfinitesimal characters for the completed cohomology of $\mathrm{GL}_n$ over CM fieldsOpen-closed Deligne-Mumford field theories: constructionCharacteristic-free approaches around Yu's constructionLectures on Condensed MathematicsDimer models on astroidal zig-zag graphs

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/2026-05-05/Weierstrass semigroups and the order boundCombinatorial Nonresonance Theorems for Hyperplane Arrangement ComplementsDefect Triangles and Intersection-Space Hodge Atom Shadows for Calabi--Yau ConifoldsEquivariant sheaves on toric prevarietiesVeronese Avoiding HypersurfacesAn algorithmic reduction to canonical forms for vector bundles on anisotropic conicsAn Orlov theorem for matrix factorizations with multiple factorsFixed point locus of Moduli spaces of Sheaves on Toric DM stacksHomotopy coherent Gysin functorialityTropical Degenerations of Network Games:Valuation Classes and Equilibrium CoalescenceFlat Cohomological Purity for Syntomic Schemes over Valuation RingsFrom Diaz's Enriques Product to an $n$-Fold Cup-Product Bockstein Family of Integral Hodge CounterexamplesProjective connections on super Heisenberg coinvariants. IThe Algebraic Boundary of Graph ElliptopesDeligne-Lusztig varieties whose canonical divisors have negativityAnabelian geometry for Deligne-Mumford curvesTwisting Higgs Modules and Functorial Aspects of the p-adic Simpson CorrespondenceFrom Finite-Node Conifold Geometry to BPS Structures III: Mediated Triangle Transport and Graded Interaction DataBirational invariance of higher Amitsur groups$K$-holomorphic functions with definable real partGeneric Irreducibility of Bloch Varieties for Periodic Graph OperatorsToric Schubert Varieties in Partial Flag VarietiesHigher-Order Flexible Configurations of Planar Parallel Manipulators Constructed by AveragingRandom dynamics of plane polynomial automorphismsAccessibility and Gorenstein injective envelopesGeneralized Kontsevich model, topological recursion, and $r$-spin theory

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/2026-05-04/Cylinders and the zero locus of the plinth idealStable Wild Vafa-Witten Bundles on the Projective PlaneOn logarithmic Poisson cohomology of a degenerate Poisson bivector in affine planeThe logarithmic leaf complex and foliated d-semistabilityThe GIT Boundary of Quintic Threefolds (Announcement of Results)Torsion Trajectories from Local Discriminants to Global ObstructionsValuative independence and metric SYZ conjectureA new family of weighted double Hurwitz numbers and a new ELSV-type formula with $\Omega$-classesDelta characters and crystalline cohomology of abelian schemesTrace ideals of exterior powers of the module of differentialsThe Hurwitz sum-of-squares problem depends on the base fieldCurves on surfaces and moduli of associative algebrasA note on Zilber-Pink in $Y(1)^n$

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/2026-05-01/Characterization of non-special divisors of small degree on Kummer extensions and LCP codesHodge theory and K-stability of some very symmetric hypersurfacesTriangulation of Points Constrained to a PlanePerfectoid splitting and global $+$-regularity for smooth hypersurfacesConstructibility aspects of the cone conjectureNoncommutative Quillen-Lichtenbaum ConjectureOn the normalized local volume of a non-closed pointTorus Equivariant Cohomology for the $\Delta$-Springer FiberStructural properties of Bia{\l}ynicki-Birula decompositionsTowards Bigness equivalenceValuative independence for Calabi--Yau varietiesFailure of the semi log canonical Abundance for compact K\"{a}hler threefoldsMod p Monodromy of Cyclic Covers of the Projective LineHolomorphic Jet Modules and Holomorphic Connections for Noncommutative Complex CurvesVertex Posets, Monotone Path Polytopes, and Chow PolynomialsMonodromy action of mirror stops for toric Calabi-Yau surfacesA torsion-intersection proof of perfect-cuboid nonexistence on 1,072 explicit master-tuple fibers

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/2026-04-30/Cut and paste invariants of moduli spaces of stable maps to toric surfacesSome local and global properties of secant varieties of nonsingular projective curvesGeneralizations and minimalistic refinements of the t-birational Section ConjectureComponents of strata of k-differentials and their orbit closuresBrill-Noether theory for totally ramified covers of the projective lineStability and Fourier-Mukai transforms on an eliptic surfaceA note on the moduli of stable sheaves on elliptic ruled surfacesA criterion for parabolic vector bundles to admit a parabolic Lie algebroid connectionLocally rigid implies globally rigid in Kahler geometryApproximating Periodic Orbits with Algebraic Curves and Related Minimal ProblemsMultiplicative convolution and double shuffle relationsCompact K\"ahler contact manifoldsRational curves on cubic hypersurfaces in positive characteristicGalois lines for a canonical curve of genus 4, III: non-cyclic Galois linesOn Arithmetic Mirror Symmetry for smooth Fano fourfoldsTopology of complex plane curves: braid monodromy, local and global problemsTwo-Valued Groups, Chazy Equation, Dubrovin-Frobenius Structures, and QYBEExistence and maximal corank of simple $Z_p$-invariant germsDeformation of pairs of $\mathbb{P}^3$ and hypersurfacesEuclidean distance geometry and the orthogonal beltway problemThe Super Virasoro Minimal String from 3d Supergravity

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/2026-04-29/Unrestrictions and concise secant varietiesThe $\mathbf{P}^1$-motivic Gysin mapThe Quasisymmetric GrassmannianThe Mukai conjecture via Cox rings for special toric ambient embeddingsThe 3-divisibility of divisors on K3 surfaces in characteristic 3On the meagerness of the set of irregular bundles on Hopf surfacesA local-global correspondence for perfectoid purityConfocal families of plane algebraic curvesExcess logarithmic residues for foliations by curves and applicationsApproximations and Hovey triples by objects of finite homological dimensions: Applications to sheavesOn the Jacobian algebras of Ziegler pairs of plane arrangementsGIT quotient of minimal dimensional Schubert variety modulo a subtorusSemistable reductions and minimalities of invariants for group scheme actions on projective schemesA result on the generic Picard number of surfaces in fake weighted projective 3-spacesGorenstein Simplices and Even Binary Self-Complementary CodesElementary anabelian varieties are anabelianFaithful perversitiesEssential tori associated with links of mixed singularitiesGeometry of Logarithmic Topological Recursion: Dilaton Equations, Free Energies and Variational FormulasThe coordinate ring of the universal centralizer via Demazure operators

arXiv math.AGの新着論文23本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-04-28/Sobolev embedding theorem and subanalytic measuresUlrich bundles with $c_2(\mathcal E)^2=0$ and connectedness of Ulrich subvarietiesDiffeomorphism types of simply connected $3$-dimensional Mori fibre spacesResonance of rank-two vector bundles over elliptic curvesExceptional loci of F-blowups and $G$-Hilbert schemesInvertibility of constructible sheaves under convolutionThe Birational Invariance of Fundamental Group SchemesBirational boundedness of stable familiesDimension of the motivic Galois group of a 1-motiveA Bornological Perspective on the Representability of Derived Moduli Stacks of Solutions to PDEsOn the degree of the singular subscheme of hypersurfaces in ${\mathbb P}^n$Second gonality of smooth aCM curves on quartic surfaces in $\mathbb{P}^3$On Maximal Symmetries of Toric Varieties over Fields of Characteristic ZeroNakai conjectures for isolated homogeneous hypersurface singularitiesDenef-Loeser zeta functions of suspensions and L\^e-Yomdin singularitiesHyper-Operations and Extension of Scalars from $\mathbb{F}_1$ to $\mathbb{Z}$Principal Matroid DeterminantsFormalizing $A_1^{(1)}$ Curve Neighborhoods in Lean 4Hybrid Conjecture in a Mixed Shimura varietyThe Absolute Anabelian Geometry of Virtual Curves of Arbitrary GenusEnhanced CAD-Based Quantifier Elimination With Multiple Equational ConstraintsOn D-cap-Modules of Finite Length on Rigid Analytic SpacesThe Flat CR Twistor Model $Q^{2,2}$ and Its Algebraic Sections

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/2026-04-27/Integral Perverse Obstructions for Normal Surface Singularities: Resolution Determinants and MonodromyAlgebraic methods in periodic singular Liouville equationsNotes on the deformed Hermitian-Yang-Mills equations and the large scaling limits of stability conditionsOn the Harder-Narasimhan filtration of the direct image of the structure sheafSegre invariants of principal bundles over a curveMatrix tuples with linearly dependent invariant subspacesTwisted traces and quantization of moduli stacks of 3d $\mathcal{N}=4$ Chern-Simons-matter theoriesAffine Supertrusses and SuperbracesDegeneration order of $3\times 3$ nilpotent matrix tuplesDecent actions of groups on restricted productsB-complex manifolds with generalized corners. I. Newlander-Nirenberg TheoremsNon-linear geometry of multiple zeta values

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/2026-04-24/$E_6$-local systems from cubic threefoldsTwo New Extensions of Reider's Theorem on Algebraic SurfacesBirational Geometry of Quot Schemes on smooth projective curves via Stable PairsRibbon graphs and meromorphic functionsA chain of $\mathbb{C}^{*}$-flips of the moduli spaces of $\mathcal{O}$-twisted rank 2 constrained framed Hitchin pairs on a smooth curveA gap principle for polynomial volume growth of zero-entropy automorphismsTriangulations and Maximal Cross-Ratio DegreesNormal Functions, Even Theta Characteristics and the Theta DivisorA theory of generalized Lam\'e curvesHodge theory for combinatorial projective bundlesEmbedded special Legendrian surfaces in $\mathbb S^5$Residues of a tropical zeta function for convex domainsThree-periodic helices on elliptic curves and their associated regular algebras

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/2026-04-23/Border subrank of higher order tensors and algebras$F$-finite schemes have a dualizing complexNon-Abelian p-Curvature and a Non-Abelian Katz's FormulaFrom Finite-Node Conifold Geometry to BPS Structures II: Functorial Incidence and Quiver AssemblyMaximally nodal sextic surfaces and linear determinantal representationsRepresentability of codimension three cyclesHigher rank Gelfand-Kapranov-Zelevinsky fansAsymptotically Z-stable bundles over projective surfacesBirational geometry of actions on del Pezzo surfacesG-birationally rigid cubic threefoldsOn G-birational rigidity of projective spacesA Matsushima theorem for K-polystable polarised smooth Fano threefoldsInteracting Multi-Node Conifold Light SectorsTonnetz Theory, Classical Harmony, and the Combinatorial Geometry of Abstract Musical ResourcesMinimal $a$-numbers of Artin--Schreier covers of ordinary curvesEpimorphisms of local cohomology modules, a general Peskine-Szpiro theorem, and an application to sheaf cohomology vanishing for thickeningsp-adic elliptic polylogarithms and cubic ChabautyWall-crossing of Instantons on the Blow-upOn the regularity index of the minimum distance function in projective nested Cartesian codes

arXiv math.AGの新着論文10本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-04-22/The unirationality of $S_9^-$ and moduli spaces of pointed spin curvesOn the Hurwitz existence problem for branched covers of the projective lineDistributivity, affineness, and the structure sheafGeneralized algebraic Morse inequalities and Hasse-Schmidt jet differentialsFrom Finite-Node Conifold Geometry to BPS Structures I: Algebraic State DataAlgebraic Distance Optimization in Polyhedral NormsThe Lefschetz type theorem for fundamental group schemesThe integral Chow ring of $\mathcal{M}_{0}(\mathbb{P}^r, 2)The reciprocal complement of a surfaceThe non-perturbative topological string: from resurgence to wall-crossing of DT invariants

arXiv math.AGの新着論文27本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-04-21/Weighted blowups and 3d Poisson desingularizationsImplementing p-adic numbers in Macaulay2 using its foreign function interface and FLINTThe conformal limit for Nakajima quiver varietiesOn a relation of a conjecture of Goncharov to the co-Lie algebra of Bloch-Kriz mixed Tate motivesA Deligne-Malgrange Riemann-Hilbert correspondence for closed 1-formsThe Algebraic Degree of Network Games via Tropical Geometry: A Geometric Perspective on Datta's FormulaHodge Atoms at Conifold Degenerations: F-Bundles, Limiting Mixed Hodge Modules, and the Rigid-Flexible DecompositionThe Quotient of Milnor Number by Tjurina Number of Hypersurface Singularities in Arbitrary CharacteristicAutomorphism groups of hyperelliptic curves of $2$-rank zeroOn the classification of toric $2$-Fano manifolds: generic $\mathbb{P}^2$-bundlesSuperspecial generalized Howe curves of genus 4, 5, and 6 with completely decomposable JacobiansOn quantum functionals for higher-order tensorsOn Coble surfaces and their automorphismsOn Nests and Large Components of Random Real Algebraic CurvesUniversal compactified Jacobians: cohomological invariance and boundary combinatoricsUnirational algebraic groups and tame ramificationOn the quasi-monomiality of the $\alpha$-and $\delta$-invariantsPulling back Cartier structures along regular mapsHochschild cohomology and lifts of endomorphismsMaximal quadrics over finite fields and minimal codewords of projective Reed-Muller codesNon-liftability of Families of Abelian Varieties with Small $l$-adic Local SystemA criterion for log regularity via log Frobenius-Witt differentialsThe Witt ring of the real sphereVarieties of minimal degree in weighted projective spaceExplicit Kodaira-Spencer maps over PEL Shimura varietiesSemistable Reduction Theorem for Overconvergent $F$-isocrystals over Laurent Series FieldsHomological Aspects of Separable Extensions of Triangulated Categories

arXiv math.AGの新着論文11本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-04-20/Degenerations in tropical compactifications and tropical intersection theory of $\overline{M}_{0,n}$Algebraic Geometry over Non-Algebraically Closed Fields -- A-Coherent Sheaves over a Ringed SpaceAlgebraic Invariants of Lightning Self-AttentionCycle Relations and Global Gluing in Multi-Node Conifold DegenerationsHeight 1 Group Schemes and Prismatic F-GaugesLog-Conformal Projective ManifoldsAll Quiet on the Exceptional LocusValuatively independent bases for the Fermat family of cubic curvesBelyi map verification using certified path trackingTensorial Constraints for Commuting Endomorphisms of the Generalized Tangent BundleMatsuki duality for loop groups

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/2026-04-17/Minimal resolutions of toric substacks by line bundlesFailure of Weak Approximation in Adjoint GroupsOriented Cohomology Rings of Some Moduli Spaces via BlowupsBernstein--Sato Theory for D-modules in Positive CharacteristicA remark on isolated complex hypersurface singularitiesThe mixed Hodge structure on the fundamental groups of the Collino surfacesLocal vanishing for F-pure threefoldsThe Very General Verra Fourfold is IrrationalDegenerations of generalized Kummer varietiesSome lower bounds for the maximal number of A-singularities in algebraic surfaces. IITangent bundle of punctual Hilbert scheme and distinguishing products of varietiesAlgebraic Toric QuasifoldsRational analytic syntomic cohomologyCounting Theorems for Algebraic Relations

arXiv math.AGの新着論文9本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-04-16/Mumford vanishing for threefolds in positive characteristicDeformations of fibered Calabi--Yau varietiesA lower bound on the Calabi functional for a degeneration of polarized varietiesRelative Langlands duality and Koszul dualityLagrangian correspondences for moduli spaces of Higgs bundles and holomorphic connectionsNew examples of affine Calabi-Yau 3-folds with maximal volume growthReduced Gromov-Witten invariants without ghost bubble censorshipGrowth in noncommutative algebras and entropy in derived categoriesA Complete Symmetry Classification of Shallow ReLU Networks

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/2026-04-15/Cycles in the universal moduli stack of bundles of rank two over genus two curvesAffine Springer fiber and the small quantum groupSemiorthogonal decompositions and components of derived categories of orthogonal Grassmannian fibrationsKSBA moduli spaces of cubic surfaces with a marked lineHigher F-rational singularitiesCategorical Torelli theorems for higher Picard rank Fano double coversCyclic AG-Codes on the Hermitian CurveSupersingular elliptic surfaces and Infinitesimal TorelliExotic Hopf maps, weight shifting and applications to vector bundlesKey variety construction of Sarkisov links for prime $\mathbb{Q}$-Fano threefolds of codimension four associated to Type ${\rm II}_{2}$ projectionsL-manifoldsSymmetric subrank and its border analogueOn the large genus of Hurwitz numbersLogarithmic Hochschild (co)homology of logarithmic orbifoldsSpecial regular polynomial skew productsThe K-moment problem: A detailed introductionThe $p$-adic monodromy theorem over algebraic-affinoid algebrasStrong formality below middle degree implies strong formalityOn Higher-Order Geometric Refinements of Classical Covariance Asymptotics: An Approach via Intrinsic and Extrinsic Information Geometry

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/2026-04-14/Some faithful algebraic braid twist group actions for 3-fold crepant resolutionsRationality of cohomological descendent series for Quot schemes on surfaces with $p_g=0$Descendant and Fourier-Mukai equivalences for simple flopsNotes on the decomposition theorem for blowupsRiemannian Geometry on Associative VarietiesAsymptotic Behavior of Tropical Rank FunctionsNCCRs of cones over del Pezzo surfacesGeometry of the Donaldson--Friedman PushoutCurves on the product of two $K-$trivial surfacesSingularities of diagonals of Laurent series for rational functionsA note on double Danielewski surfacesTwo Lemmas on the Fiber-wise Holomorphicity in Complex Algebraic GeometryBranched covers of $\mathbb{P}^1$ and divisibility in class groupGlobalCY I: A JAX Framework for Globally Defined and Symmetry-Aware Neural K\"ahler PotentialsAn analogue of irreducible cuspidal representations for the group $PGL(2)$ over a two-dimensional local field

arXiv math.AGの新着論文11本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-04-13/Neutral representations in dimension $\leq 3$ and fields of moduliPrime Fano threefolds of genus 8 in positive characteristicModuli of toric principal bundlesRecent progress on the Minimal Model Program for foliationsPicard-Fuchs Equations of Twisted Differential forms associated to Feynman IntegralsSurfaces with canonical map of odd degreeFast Isotopy Computation for T-CurvesPositivity of tangent bundle of weak Del Pezzo surfaces of degree $4$Billey-Type Formula for KL-Schubert Classes in Hyperbolic CohomologyDifferential operators on locally analytic Shimura varietiesModular curves and bad reduction

arXiv math.AGの新着論文9本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-04-10/A one-step counterexample to the normalized Nash blowup conjectureThe parity of theta characteristics is preserved by infinitesimal deformationsQuasi-Compactness in Infinite DimensionElementary links from prime Fano threefolds along two linesRank one foliations on toroidal varietiesOn a descent conjecture of WittenbergDerived jet and arc spacesFormulae for indices of holomorphic foliations via reduction of singularitiesResurgence of high-energy string amplitudes

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/2026-04-09/Factorizations of Moduli Morphisms and Universal Maps to Deligne-Mumford StacksFinite-Node Perverse Schobers and Corrected Extensions for Conifold DegenerationsCohomological aspects of power idealsDifferential graded categories in holomorphic symplectic geometryA symplectic fourfoldA note on complex Lie Algebras isomorphic to their conjugateThe Deligne-Simpson problem via 2-Calabi-Yau categoriesOn computing the spherical roots for a class of spherical subgroupsA note on Bondal's conjectureA note on b-divisors and filtrations on a local ringStable degeneration and birational geometryReconstruction of F-cohomological field theories on moduli of compact typeOn canonicity for integral models of Shimura varieties with hyperspecial levelPolylab: A MATLAB Toolbox for Multivariate Polynomial ModelingBoundary Cohomology of Sp6(Z): Trivial RepresentationRandom conic bundle surfaces satisfy the Hasse principleChevalley groups, commutative rings, class-preserving endomorphisms, locally inner endomorphisms, Sha-rigidity

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/2026-04-08/Coherent sheaves in logarithmic geometryFrobenius nonclassicality of generalized Fermat curves with respect to conicsOn a Conjecture I for unirational algebraic groups over an imperfect fieldNotes on acceptable bundles IIGeometric singularities of regular surfaces with nef anti-canonical divisors over imperfect fieldsMixed Hodge Modules and Canonical Perverse Extensions for Multi-Node Conifold DegenerationsStructure of the Anticanonical Minimal Model Program for Potentially klt PairsDirect image and pullback of Parabolic vector bundlesA Pardon Algebra for Zero-cyclesMinimal-Degree Foliations on Cominuscule GrassmanniansStable maps, multiplicities, and compactified JacobiansThe Pandharipande-Thomas rationality conjecture for superpositive curve classes on projective complex 3-manifoldsStability of syzygy bundles of Ulrich bundlesHodge-to-de Rham degeneration and quasihomogeneous singularities of curvesThe Cone Conjecture for Enriques Surfaces in any CharacteristicExistence of holomorphic Lie algebroid connections in higher dimensionsRationality and symmetry of stable pairs generating series of Fano 3-foldsRelativistic Toda lattice of type B and quantum $K$-theory of type C flag variety\'Etale cohomology of Stein algebrasAnalytically generated sharply o-minimal structures

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/2026-04-07/On nice $\mathbb{G}_m$-actions arising from locally nilpotent derivations with sliceRank jumps for Jacobians of Hyperelliptic curves on K3 surfacesA categorical and algebro-geometric theory of localizationAn approach to the abundance conjecture for K\"ahler varieties via algebraic reductionTransmission permutations and Demazure products in Hurwitz--Brill--Noether theoryClose connectedness of the moduli stack of reduced curvesShifted symplectic rigidificationOgus-Vologodsky equivalence via stacksOn the Tame Isotropy Group of Locally Finite Derivations of K[X,Y]Perverse Extensions and Limiting Mixed Hodge Structures for Conifold DegenerationsStokes structure of wild difference modulesResolutions and deformations of cyclic quotient surface singularitiesGap theorems and achirality for automorphisms of K3 surfaces and Enriques surfacesTschirnhausen bundles of sextic covers of $\mathbb{P}^1$Isotropy subgroups of homogeneous locally nilpotent derivationsExplainable PQC: A Layered Interpretive Framework for Post-Quantum Cryptographic Security AssumptionsArithmetic volume of Shtukas and Langlands dualityCancellation-free version of the quantum $K$-theoretic divisor axiom for the flag manifold in the quasi-minuscule caseMatroid analogues of Gal's conjectureAn infinite series of Gorenstein local algebras failing the affine homogeneity propertyUnlikely intersections in families of polynomial skew products

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/2026-04-06/Higher Chow cycles, cyclic cubic fourfolds and Lagrangian subvarietiesAlgebraization of absolute perfectoidization via section ringsThe rationality problem for multinorm one tori, IILocally finite solvable Lie algebras of derivationsAutomorphisms of the boundary complex of $\overline{\mathcal{M}}_{0, n}(\mathbb{P}^r, d)$A semicontinuous relaxation of Saito's criterion and freeness as angular minimizationNew $\mu$-Zariski pairs of surface singularitiesOn de Rham--Witt Cohomology of Classifying StacksHilbert scheme of points on non-reduced nodal curvesA motivic Poisson formula for split algebraic tori with an application to motivic height zeta functionsLipschitz saturation of toric singularities in any dimensionThe Hitchin morphism for K-trivial varietiesPiecewise linear functions and neural network expressivity via discriminantal arrangementsPoints of low degree on curves over function fieldsWorldsheet Duals to One-Matrix Modelsp-adic Hodge theory of de Rham local systems, I: Newton polygon and monodromy

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/2026-04-03/Non-reduced components of global nilpotent conesOn the classification of products of Hilbert schemes of points over a surfaceGalois group of exceptional curves on the generic del Pezzo surfaceTropical covers, tropical abelian varieties and Prym varietiesOn Relative Ulrich Bundle and Generalized Clifford AlgebraThe Integral Chow Ring of Smooth Non-strict Toric StacksGenus three Ceresa cycles and limit of archimedean heightsThe integral (log) cotangent complex of extensions of valued fieldsOn the inverse Galois problem for del Pezzo surfaces of degree 1Secant rank and syzygies of projections of elliptic normal curvesIntersections and the B\'ezout Range: Abelian VarietiesPl\"ucker degrees of Quot schemesThe relativistic $p$-adic sunscreen conjectureNon-vanishing for quartic Hecke $L$-functions and ranks of elliptic curves

arXiv math.AGの新着論文11本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-04-02/Heisenberg vertex algebras and abelian varietiesConformal blocks in algebraic geometryLocal multiplicities for an equivariantly enriched non-transverse B\'ezout's theoremThe semiregularity theorem for equivariant noncommutative varietiesTropical matroid Schubert varieties and the graded M\"obius algebraTruncated Grassmannians, blow-ups along Schubert varieties and collineationsPerverse Schober Structures for Conifold DegenerationsBPS Lie algebras, perverse filtrations and shuffle algebrasGrothendieck's Equality vs Voevodsky's EqualityAffine Normal Directions via Log-Determinant Geometry: Scalable Computation under Sparse Polynomial StructureSolutions of Calabi-Yau Differential Operators as Truncated p-adic Series and Efficient Computation of Zeta Functions

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/2026-04-01/Deformations of locally constant stability conditions and good moduli spacesHodge Structures in Sextic Fourfolds Equipped with an InvolutionUnexpected toric Richardson varietiesAutoequivalences of Derived Categories of Bielliptic SurfacesOn intersections of fields of rational functionsThe boundary of K-moduli of prime Fano threefolds of genus twelveThe local geometry of the stack of $A_r$-stable curvesFiniteness of Hadamard ranksNodal degeneration of chiral algebrasOn non-Archimedean and motivic distributions defined by kernelsOn the combinatorics of the refined 1-leg DT/PT correspondenceComputing Topological Transition Sets for Line-Line-Circle Trisectors in $R^3$The Geometry of Polynomial Group Convolutional Neural Networks

arXiv math.AGの新着論文24本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-31/Applications of (higher) categorical trace II: Deligne-Lusztig theoryDeligne's weight spectral sequence and tautological cohomology of the moduli space of curvesOn the $\mathrm{PGL}_2$-equivariant intersection theory of $\mathrm{Gr}(2,4)$Structure of the Components of the Fixed Locus of a Self-Map of the Berkovich Linek-Wahl chains and cyclic quotient singularitiesMultiplicity of codimension 1 fibers in Lagrangian fibrationsGalois subspaces for compact Riemann surfaces of genus 2Towards a characterization of toric hyperk\"{a}hler varieties among symplectic singularities IIOn Chasles' Quadrilateral TheoremNumerical inequalities for quasi-projective surfacesMotivic counting of curves on split quintic del Pezzo surfacesContraherent cosheaves of contramodules on Noetherian formal schemesLog-concavity from enumerative geometry of planar curve singularitiesA Criterion for Phantomness of dg-categoriesIrreducible Characteristic Cycles for Orbit Closures of a Symmetric SubgroupTransfer and Norm for Finite Group SchemesTwo comparison theorems for semiring schemesOn the Codimension-1 $\mathrm{PGL}_4$ Orbit Closures in $\mathrm{Gr}(2,10)$Weakly special varieties, Campana stacks, and Remarks on Orbifold MordellTempered vs generic automorphic functions and the canonical filtration on automorphic functionsHyperbolic Cluster States for Fault-Tolerant Measurement-Based Quantum ComputingCayley--Hamilton tuples: an interplay between algebraic varieties and joint spectraThe Davenport-Lewis-Schinzel problem on the reducibility of $f(X)-g(Y)$Higher algebra in $t$-structured tensor triangulated $\infty$-categories

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/2026-03-30/Conics Quadrics Mapping & ConesGeometric classification of primes modulo a (bend) congruenceTropical singular intersection homologyOn Effective Iitaka Fibration Indices for Stable Minimal Models with Large Iitaka VolumesSmooth plane curves with a unique outer Galois point and their automorphism groupsLattice homology of integrally closed submodules and Artin algebrasCoble surfaces: projective models and automorphisms with related topicsMotivic local density of isolated surface singularitiesAutomorphism groups of Mori Del Pezzo fibrations over an irrational curveThe motivic tt-geometry of real quadricsToolkit for the algebraic geometerA categorical Torelli theorem for quartic del Pezzo surfacesExactness property of Breuil-Kisin functors and Bloch-Kato Selmer groupsLocal-global principles for the existence of Levi factors

arXiv math.AGの新着論文18本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-27/Bounds on the Mordell-Weil rank of elliptic fibrationsPerfectoid pure thresholds of lifts of rational double pointsSingularities of Foliations and Good Moduli Spaces of Algebraic StacksCommon Real Secants to Pairs of Real Twisted Cubic CurvesThe crisp topology, a refinement of the fpqc topologyLandau Analysis in the GrassmannianHodge rigidity of Chern classesExceptional loci in algebraic surfacesA birational version of K-stability for big classesIsometric Embeddings and Hyperk\"{a}hler Geometry of the Cotangent Bundle of Complex Projective Space via the Scheme of Rank-1 ProjectionsAn interview with Bernard TeissierCanonical sheaves at isolated canonical Gorenstein singularitiesIgusa Stacks and the Cohomology of Shimura Varieties IIKdV integrability in GUE correlatorsQuasi-factorially closed subalgebras of Laurent polynomial ringsComplex cells in sharply o-minimal structuresIntroducing pixelation with applicationsGeometric Points in Tensor Triangular Geometry

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/2026-03-26/Logarithmic purity and logarithmic Nori fundamental groupIndependence of tautological classes and cohomological stability for strata of differentialsStein degree of proper morphismsConic modules, secondary fans and non-commutative resolutionsOn the dynamical degree of surjective endomorphismsGromov-Witten invariants and membrane indices of fivefolds via the topological vertexAutomorphism groups of real rational quartic del Pezzo surfacesWeighted Cohomology, Hodge Theory and Intersection Cohomology of Shimura varietiesStable homology of strata of abelian differentialsComputing the Skyscraper InvariantNotes on Cyclotomic Function Fields with Quadratic ModulusAdditive Rigidity for Images of Rational Points on Abelian Varieties

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/2026-03-25/The relative movable cone conjecture for K-trivial fibrations in varieties with well-clipped movable conesA note on Virasoro constriants for productsShifting local exponents of Picard-Fuchs operatorsPicard rank jumps for families of K3 surfaces in positive characteristicThe Weil Decoration of the Horrocks-Mumford BundleHyper-K\"ahler varieties: Lagrangian fibrations, atomic sheaves, and categoriesLinear spaces in Hessian loci of cubic hypersurfacesCohomological descent for obstructions to local-global principleExponential motives on the affine GrassmannianSmoothness results for the schemes of special divisors on general k-gonal curvesNon-abelian Hodge theory for non-proper varieties and the linear Shafarevich conjectureAnticyclotomic Iwasawa main conjectures for modular formsOrlov's functors in Macaulay2The Large Affine Hecke Category is Calabi-YauUniform boundedness of small points on abelian varieties over function fields

arXiv math.AGの新着論文35本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-24/McMullen's Curve, the Weil Locus, and the Hodge Conjecture for Abelian SixfoldsOn the distribution of mixed Hodge lociCounting points on braid varieties and the Deligne--Simpson problemLow degree points on singular plane curvesLagrangian classes in K-theoryPeriods of Limiting Mixed Hodge Structures of Projective HypersurfacesAn explicit expression of the Richelot isogeny through Kleinian hyperellyptic functionsSemiprojectivity and very stability in moduli of symplectic and orthogonal parabolic Higgs bundlesMotivic Cohomology and K-groups of varieties over higher local fieldsSolid Amoebas of Maximally Sparse PolynomialsA canonicity criterion for toric varieties and the classification of canonical 4-simplicesThe intrinsic approach to moduli theoryA perturbative algorithm for flat F-manifolds associated with Landau-Ginzburg modelsOn the discriminant locus of a generic projectionOn superspecial hyperelliptic curves of genus 5 whose automorphism groups contain $(\mathbb{Z}/2\mathbb{Z})^3$Polyptych lattices and marked chain-order polytopesNeutral representations of finite diagonalizable group schemes and fields of moduliConstructions for rational multiple planesA Matrix Rank Formula for Vector Bundles of Vertex Operator Algebra Coinvariants and Conformal BlocksGeometric helices on del Pezzo surfaces from tiltingThe exceptional locus of a motivic local systemWeil restriction, normal bundles and motivic Thom spacesGeneralized Eigenvectors and Rayleigh bounds for tropical algebraic eigenvaluesNeutral-Fermion constructions of factorial $gp$-and $gq$-FunctionsDeligne--Lusztig varieties, toric orbifolds, and the $q$-Klyachko algebraAn analytic approach to $P$-adic diffeomorphism group and Teichm\"{u}ller theoryGeneralizing Saito's Criterion for Nonfree ArrangementsBuchstaber, Ochanine, Krichever, and Witten generaRigidity of Lyapunov exponents for polynomialsSDP Feasibility Problems and sos Representation Ranks for OT-FKM Type Isoparametric PolynomialsMoment inequalities for Chow polynomials of matroids and bounds on Chern numbersCritical CoHAs, vertex coalgebras and Deformed Drinfeld coproductsAbelian Galois cohomology of quasi-connected reductive groupsKodaira-Iitaka dimension and multiplicity: an analytic perspectiveCyclotomic generating functions, empty weighted complete intersections and positivity

arXiv math.AGの新着論文9本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-23/Formal splitting and stack-theoretic normal crossings desingularizationWeierstrass gap sequences and their weights on tropical curvesSemisimple derivations, rational slice and kernels over affine domainsA Dimension Bound for Symmetrizer Groups of Projective HypersurfacesThe log homotopy exact sequenceExistence of minimal del Pezzo surfaces of degree 1 with conic bundles over finite fieldsIntegrable Systems for Generalized Toric Polygons and Higgsed 5d N=1 TheoriesAutomorphisms of finite fields from isogeny cyclesComputation and sampling for Schubert specializations

arXiv math.AGの新着論文11本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-20/The Geometry of Polycons and a Counterexample to Wachspress' ConjectureThe Legend of Masaki Kashiwara and Algebraic AnalysisDecorated Local Systems and Character VarietiesThe Simplicity of the Hodge BundleThe Euler Stratification for $\mathbb{P}^1 \times \mathbb{P}^1 \times \mathbb{P}^n$$R$-equivalence on Cubic Surfaces I: Existing Cases with Non-Trivial Universal EquivalenceCastelnuovo-Mumford regularity of toric varieties with at most one singular pointClose fields, affine Springer fibers and fundamental lemmasBass numbers of local cohomology modules at the first and last non-vanishing levelsCharacterizing almost Cohen-Macaulay $3$-generated ideals of codimension $2$ in terms of prescribed shiftGamma positivity, PL homeomorphism types, and orthogonal polynomials

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/2026-03-19/Maximal Infinitesimal Variation of Hodge Structure for Singular Curves$I$-Maximal Variation of Hodge Structure and Jacobian RingsCertifying Galois/monodromy Actions via Homotopy GraphsOn generalized canonical bundle formula and boundedness of complements in complex analytic settingQuantum cohomology and irrationality of Gushel-Mukai fourfoldsModuli spaces and the algebra of conformal blocksNets of quadric surfaces and plane cubics and their GIT stabilitySemi-finite vector bundles on complex toriAffineness of the maximal \'{e}tale locusA Real Shafarevich Conjecture for Universal CoversThe Jacobi Bound Conjecture for Generically Reduced Differential SchemesThe Dimension Conjecture Implies The Jacobi Bound ConjectureTangent spaces of spherical Schubert varieties and a counterexample to the reducedness conjectureDecidability of singularities in the Ekedahl--Oort stratificationAmbidextrous global spectra and tempered cohomologyMysterious points in keys but not trees

arXiv math.AGの新着論文9本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-18/Eigenforms and graphs of Hecke operators with wild ramificationLawson homology groups of Chow varietiesAlgebraicity of supermoduli of curves via Artin's criteriaA Quadratically Enriched Count Of Lines In Smooth Del Pezzo Surfaces Of Degree 2 And 4Realizations of 1-motives over a scheme of characteristic 0The cohomology of Hyperquot schemes on curves via shifted Yangians in type AFourier transform of irregular connections on $\mathbb P^1$ and classification of Argyres-Douglas theoriesComputing the connected components of real algebraic curvesRelating Hodge Atoms, Spectral Triples, and BPS Flows

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/2026-03-17/An algorithm for the minimal model program in dimension threeLocalization and coalescence of condensed ringed spacesWhen is one pinhole camera image equal to some other pinhole camera image?Transcendental b-divisors I -- Correspondence with currentsTranscendental b-divisors II -- Monotonicity theoremTwo-step nilpotent monodromy of local systems on special varietiesCharacteristic cycles of real and complex constructible sheaves, revisitedOn the strong base locus of a projective varietyDeep Reinforcement Learning for Fano HypersurfacesLogarithmic spectral correspondence for $V$--twisted Higgs bundles on punctured curvesOn the separation \L ojasiewicz exponent of real semi-analytic sets in two dimension spacesOn some invariants of hypersurface singularitiesThe Effective Lasserre's Perturbative PositivstellensatzOn the twistor spaces of ALE gravitational instantons of type $A_{\rm odd}$A simplified proof of the o-minimal Whitney Extension TheoremA new model for the quantum mechanics of the Hydrogen atomCrossADR: enhancing adverse drug reactions prediction for combination pharmacotherapy with cross-layer feature integration and cross-level associative learningHomomorphisms of topological rings and change-of-scalar functorsOn uniform large genus asymptotics of Witten's intersection numbersGalois Covers of Calabi-Yau Quivers and BPS State Counting$p$-adic $L$-functions for Hecke characters of totally imaginary fields

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/2026-03-16/Almost TQFTs via colored ribbon graphsA Curve of Secants to the Kummer Variety from Degenerated PointsA Tate-Type Theorem for Crystalline Classes in the 1-Motivic CategoryMapping class group action on the cohomology of the $\mathrm{SL}_n$ character varietyReal line subbundles of real bundles on curvesDrawing real plane algebraic curves in OSCARHigher Fitting ideals and the structure of anticyclotomic Shafarevich-Tate groupsWeighted Veronese Rings via Convex SemigroupsRegular pullback of generalized cluster structuresDerived geometric Satake equivalence on the Beilinson-Drinfeld Grassmannian with one leg in mixed characteristicOn Moy-Prasad quotients over Laurent series fieldsJacobian graphs

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/2026-03-13/Enumerative geometry of $K3$ surfacesMicrolocal index theorems and analytic torsion invariants in the geometric theory of partial differential equationsRefined enumerative invariants and mixed Welschinger invariantsConstructing Maximal Cohen-Macaulay Sheaves on Symplectic SingularitiesTwisted Arinkin transforms and derived categories of moduli spaces on Kuznetsov componentsCylinders in weighted Fano varietiesThe genus of configuration curves of planar linkages is generically oddComparison of Motivic Homotopy TheoriesHoles in Calabi-Yau Effective ConesA counterexample to Fermi isospectral rigidity for two dimensional discrete periodic Schr\"odinger operatorsIwasawa Main Conjecture for ordinary semistable elliptic curves over global function fieldsDuality and decoding of linearized Algebraic Geometry codesSingle-View Rolling-Shutter SfM

arXiv math.AGの新着論文9本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-12/Vector bundles over certain Koras-Russell threefolds of the third kindClassification of Poor Manifolds in Low dimensionsKalinin Effectivity and Wonderful CompactificationsPositivity of polynomials on the nonnegative part of certain affine hypersurfacesMotives, cohomological invariants and Freudenthal magic squareReal Line Congruences of Trilinear Birational MapsThe Chow motive of LSV hyper-K\"alher manifoldsThe Kobayashi-Hitchin correspondence for nef and big classesGeometric, algebraic and analytic properties of hyperelliptic $\mathrm{al}_{ab}$ function

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/2026-03-11/Cycles on splitting models of Shimura varietiesOn the height boundedness of periodic and preperiodic points of dominant rational self-maps on projective varietiesStable Degenerations of log Fano Fibration GermsSemi-rigid stable sheaves: a criterion and examplesUlrich bundles on smooth toric threefolds with Picard number $2$Picard groups of completed period images and the Deng-Robles problemLinear Code Equivalence via Pl\"ucker CoordinatesCrystal Melting, Triality and Partition Functions for Toric Calabi-Yau FourfoldsDeterminantal computation of minimal local GADsSpecialized Simpson's main estimates for cyclic harmonic $G$-bundlesFrobenius structure on rigid connections and arithmetic applicationsThe ABCT Variety $V(3,n)$ is a Positive Geometry

arXiv math.AGの新着論文24本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-10/On Vanishing Theorems and Bogomolov's Inequality on Surfaces in Positive CharacteristicActions of a group of prime order without equivariantly simple germsOn linear $\alpha_p$-quotientsLefschetz filtration and Perverse filtration on the compactified JacobianMotivic Chern Classes of Open Projected Richardson Varieties and of Affine Schubert CellsA characterization of Fano type varietiesThe GW/PT conjectures for toric pairsNoncommutative Wilczynski Invariants, and Modular Differential EquationsIntroduction to non-Abelian PatchworkingHeights on toric varieties for singular metrics: Global theoryMonge-Amp\`ere measures on balanced polyhedral spacesMultiplicities of graded families of ideals on Noetherian local ringsRemarks on polynomial count varietiesLog Bott localization with non-isolated lci zero varietiesHyperplane arrangements with non-formal Milnor fibersA tale of two volumes of moduli spaces: Weil-Petersson and Masur-VeechOn algebro-geometric solutions to the Gelfand--Dickey hierarchyOn the de Rham flip-flopping in dual towersGraded Ehrhart Theory of Unimodular ZonotopesSerre conjecture II for pseudo-reductive groupsA remark on monoidal structure and homological mirror symmetryThe image of the adelic Galois representation of an elliptic curve with complex multiplicationTheorem of the heart for Weibel's homotopy $K$-theoryHomogeneous ideals with minimal singularity thresholds

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/2026-03-09/Reductification of parahoric group schemesCompactifications of spaces of symmetric matrices and pointed Kontsevich spaces of isotropic GrassmanniansDT-GV correspondence on the Mukai-Umemura varietyA Note on Hodge theoretic anabelian geometryOort's conjecture on automorphisms of generic supersingular abelian varietiesClassical and irregular Hodge numbersThe map to the orbifold base need not be an orbifold mapFailing to keep the balance: explicit formulae and topological recursion for leaky Hurwitz numbersA Classification of Flexible Kokotsakis Polyhedra with Reducible QuadrilateralsInner Lipschitz approximation in o-minimal structuresCharacterization and finite descent of local cohomological invariantsK3 surfaces over $\mathbb{Q}$ of degree $10$ that have Picard rank $1$Reinforcement Learning for Power-Flow Network AnalysisHomotopy-theoretic least squares regressionCohen-Macaulayness of Local Models via Shellability of the Admissible Set

arXiv math.AGの新着論文8本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-06/On the irrationality of cubic fourfoldsStability conditions on noncommutative crepant resolutions of 3-dimensional isolated singularitiesConstruction of higher Chow cycles on cyclic coverings of $\mathbb{P}^1 \times \mathbb{P}^1$, Part IILagrangian structures on the derived moduli of constructible sheavesBruhat-Tits group schemes over higher dimensional base-IIOn Ehrhart theory for tropical vector bundlesA complete classification of modular compactifications of the universal JacobianThe Archimedean height pairing for differential forms on degeneration of Riemann surfaces

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/2026-03-05/Cohomological Hall algebras of one-dimensional sheaves on surfaces and YangiansSome Classical Invariants, from Harmonic Quadruples to Triangle GroupsDual complexes of qdlt Fano type models and strong complete regularityCohomological Chow Groups of codimension one of varieties with isolated singularitiesTannakian duality and Gauss-Manin connections for a family of curvesExistence of the minimal model program for log canonical generalized pairsCobordism-valued intersection theory on $\overline{\mathcal{M}}_{0,n}$Principal twistor models and asymptotic hyperk\"ahler metricsDifferential Goppa CodesA Non-Abelian Approach to Riemann SurfacesRelative $\mathbb{A}^1$-Contractibility of Smooth Schemes and Exotic Motivic SpheresPlanar, rational curves over ${\mathbb F}_2$ whose only singularity is a double pointIndex and Robustness of Mixed Equilibria: An Algebraic Approach

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/2026-03-04/Chow groups of Chow varietiesOn the Chow ring of double EPW quarticsKodaira-type classification of singular fibers of some minimal abelian fibrationsUlrich Bundles on Jacobian Variety of a CurveGalois Orbit Bounds for Surface DegenerationsBrauer group of moduli of stable parabolic $\text{SL}(r,\mathbb{C})$ and $\text{PGL}(r,\mathbb{C})$-connections and Higgs bundles over a curveComplexity of quantum cohomologyAlgebraic integrable connections with bounded irregularityAnabelian perspectives in Galois-Teichm\"uller theoryCommutative $BV_\infty$ algebras, their morphisms and $\frac{\infty}{2}$-variation of Hodge structuresRemarks on the positivity of the cotangent bundle of an Enriques surfaceNotes on Solid GeometryOn the coregularity of del Pezzo surfaces with du Val singularitiesHasse-Witt invariants of Calabi-Yau varietiesGenus $2$ pencils on surfaces with $p_g=K^2=1$, envelopes, and conics tangent to plane cubic curvesNoether-Lefschetz general complete intersection K3 surfaces over the rationalsPrimes of bad reduction for systems of polynomial equationsA log prismatic-crystalline comparison theoremSpecial Lagrangian smoothings, Calabi ansatz and stability conditions

arXiv math.AGの新着論文24本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ag/episodes/2026-03-03/Specializations of symplectic and van Geemen--Sarti involutions on K3 surfacesCanonical blow-ups of Lagrangian and Orthogonal GrassmanniansRiemann-Wirtinger integrals on the product of two one-dimensional complex toriThe Wirtinger-type integral for a genus two curveFast computation of Riemann-Roch spaces for singular curvesTorsion cycles on Fermat varietiesA family of Non-Weierstrass SemigroupsExplicit deformation of a spider algebra to a curvilinear scheme via M\"obius generators2--elementary rational covers of the planeModularity of special cycles on Shimura varieties: a surveyThe global nilpotent cone for universal curvesCovers of curves, Ceresa cycles, and Unlikely intersectionsLogarithmic Equigeneric Smoothing and Maximal Nodal DegenerationsEquisingular Deformations of Curves and Surfaces in ThreefoldsBerkovich $2$-motives and normed ring stacksIntersection theory on singular moduli spaces of vector bundles: a parabolic approachPositivity of vector bundles and DominanceMetric Rarity and the Rise of Symmetry in Invariant OptimizationOn log crystalline higher direct imageLocal structure of smooth \texorpdfstring{$p$}{p}-adic analytic Artin stacksAdjoint Reidemeister torsion of 3-manifolds with torus boundary for semisimple algebraic groupsKLR-Schur algebra of coherent sheaves on the projective line: Tilting and PBW basesThe Poincar\'e polynomial of the type B analogue of $\overline{\mathcal{M}}_{0,n+1}$Algebraic statistics of H\"usler-Reiss graphical models in multivariate extremes

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/2026-03-02/Cluster type varietiesCovering gonality of hypersurfaces in a product of projective spacesInvariants in equivariant birational geometryOn Weierstrass semigroups of maximal Fermat function fieldsNoncommutative varieties and stability conditions: an overviewSeidel product formula in equivariant quantum $K$-theory of flag varietiesStrong monodromy conjecture for defining polynomials of reduced projective curves having only weighted homogeneous singularitiesReeb spaces of functions being analytic on dense subsets and their graph structuresMultiprojective Geometry of Compatible Triples of Fundamental and Essential MatricesOn invariants of representations of Weyl groups associated with the cohomology of toric varietiesCopositive and completely positive cones over symmetric cones of rank at least 5Improved, sublinear projective Schwartz-Zippel and (sub)quadratic dimension growth bounds in arbitrary codimensionPeriods of hyperplane arrangements and multiple polylogarithmsNewton strata realization for hypersurfaces via explicit p-adic cohomologyEquivariant finite energy proper minimal surfaces in $\mathbb{CH}^2$