プレプリどんどん: math.RA

arXiv math.RAの新着論文2本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-05-08/Spaces of matrices with few eigenvalues (II)Automorphism groups of direct products of multiplicative monoids of certain rings

arXiv math.RA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-ra/episodes/2026-05-07/Left--right Transfer for $C4^{\ast}$-Rings Beyond the Regular CaseA Generalised Jordan Normal Form and Its Computation Over Finite FieldsOn the structural behavior of images of polynomialsOn Lie Algebras with Only Inner DerivationsFaithful linear and relational representations of diagram categories and monoidsSymmetric Bessmertny\u{i} Realizations and Field Extension Problems in Characteristic 2 - A Differential Algebra ApproachContact and 2-compatible Lie algebrasAlgebraic $K$-theory, cohomotopy $K$-groups, and Koszul duality

arXiv math.RAの新着論文5本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-05-06/Solving one-sided linear systems over symmetrized and supertropical semiringOn Regular Quantum Commutative AlgebrasCentral series of cocommutative Hopf bracesCyclic codes over the ring Z2[u,v](u2(1+u),v2(1+v2))A duality for definable subcategories and its application to torsion classes

arXiv math.RA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-ra/episodes/2026-05-05/Nonsymmetric versions of binary quadratic operadsMinimal Dimensions of Maximal Commutative Matrix Algebras and Sharp Courter-Type BoundsPoisson $n$-Lie algebras: constructions and the structure of solvable algebrasNon-abelian extensions of Hom-Jacobi-Jordan algebrasAn algorithmic reduction to canonical forms for vector bundles on anisotropic conicsAn Orlov theorem for matrix factorizations with multiple factorsQuasi-Gorenstein morphisms of commutative local dg-algebrasSelf-dual codes with group actions and invariantsAccessibility and Gorenstein injective envelopesReal tensor factorizations and generalized inverses under the $t$-product

arXiv math.RAの新着論文6本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-05-04/Identities in differential perm algebrasCombinatorics on finite words and the length of a finite-dimensional associative algebraOn ${\pi}$-systems of symmetrizable Kac-Moody algebrasOn local function, an algebraic approachReport on $AS$-Gorenstein Hopf algebrasOn Krull's Dimension Theorem for Certain Graded Rings and Its Applications

arXiv math.RAの新着論文4本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-05-01/Polynomial Maps with Constants on Matrix AlgebraFixed-point-free automorphisms of solvable Lie algebrasFrom finite to infinite length modules over tame hereditary algebrasA Ring structure on the Class of Combinatorial Games

arXiv math.RAの新着論文6本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-04-30/On simple transposed Poisson algebrasExterior-Model Spinors in Split Rank: Exact Levi Images and Square-Determinant ObstructionsNon-abelian Extensions of Lie algebras with derivationsUnitary representations and von Neumann's continuous geometriesMetrics on triangulated categories and restrictions of (co)-$t$-structuresOn the automorphisms of the power semigroups of a numerical semigroup

arXiv math.RAの新着論文4本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-04-29/Nilpotency and Frattini theory for transposed Poisson algebrasA colimit decomposition for the loop homology of polyhedral productsAtom spectra of symmetric monoidal abelian categories and classification of subcategoriesArboretum.hs: Symbolic manipulation for algebras of graphs

arXiv math.RAの新着論文7本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-04-28/On the minimal dimension of maximal commutative subalgebras of $M_6(k)$Rings with finitely many zero divisors$k$-step nilpotent symplectic Lie algebras associated with graphsExtracting Exact Lie Derivatives Without Backpropagation: A Dual Compiler for Neural Control Barrier FunctionsA Necessary and Sufficient Condition for Uniqueness of Euclidean DivisionHyper-Operations and Extension of Scalars from $\mathbb{F}_1$ to $\mathbb{Z}$A rational model for the fiberwise THH transfer II: $A_\infty$-algebras

arXiv math.RAの新着論文3本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-04-27/On the rank of quaternion Hankel matricesOn simple compact Lie skew bracesAffine Supertrusses and Superbraces

arXiv math.RAの新着論文6本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-04-24/Left modularity and extremality for (some) infinite latticesGlobalization of Partial Group Actions on Not Necessarily Associative Algebras and Covariant RepresentationsThree-periodic helices on elliptic curves and their associated regular algebrasAddendum/Corrigendum to "On solubility of skew left braces and solutions of the Yang-Baxter equation"A gap principle for polynomial volume growth of zero-entropy automorphismsQuantization of nilpotent coadjoint $GL_N$-orbit closures in positive characteristics

arXiv math.RAの新着論文4本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-04-23/Free Poisson Rota-Baxter algebraTrivial extensions of Koszul Artin-Schelter regular algebrasBorder subrank of higher order tensors and algebrasInjectivity paucity in AB5 categories of oversize chains

arXiv math.RAの新着論文5本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-04-22/A new limit variety of additively idempotent semiringsTomiyama-type maps with a diagonal perturbationHyper relative differential operators on Lie algebrasChange-of-Rings Theorems for the Small Finitistic DimensionSignatureTensors.jl: A Package for Signature Tensors in Julia

arXiv math.RA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-ra/episodes/2026-04-21/Morita Invariance, Categorical Obstructions, and Dimension Transfer for \texorpdfstring{$C4$}{C4}, \texorpdfstring{$C4^{\ast}$}{C4*}, Strongly \texorpdfstring{$C4^{\ast}$}{C4*}, and Semi-Weak-CS ModulesHochschild cohomology and lifts of endomorphismsOn the isotropy of differential Ore extensionsA note on $n$-Jordan homomorphismsThe Jordan multiplication semigroup of matrix algebras is the full endomorphism semigroupRigidity and Cohomology of Seaweed Lie AlgebrasLocal and 2-local $\frac{1}2$-derivations of infinite-dimensional Lie algebras`New' examples of skew fields not finitely generated as algebrasLie Quandles, Leibniz Racks and Noether's First TheoremHomological Aspects of Separable Extensions of Triangulated CategoriesAn introduction to separated graphs and their type semigroups

arXiv math.RAの新着論文5本をご紹介します。番組ページ: https://prepridondon.nyoho.jp/channels/math-ra/episodes/2026-04-20/$G_2$-structures as Octonion AlgebrasChevalley property of module-finite Hopf algebras and discriminant ideals$D$-bialgebras, dendrification and embeddings into AWB of almost Poisson algebrasScalar relative differential invariantsWedderburn decomposition of the rational group algebras of $\operatorname{SL}_2(q)$ and $\operatorname{PSL}_2(q)$