行列と代数と導出と構造 - 2026/9/22の論文24本

arXiv math.RA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-ra/episodes/2026-09-22/ On the positive semidefinteness of a class of Hermitian Cauchy-like matrices Positive Eigenvalues of Circulant Hadamard Square Roots The $\phi$-conjugation of quaternionic matrices and generalized Autonne-Takagi factorization $\boldsymbol{i}$-conjugate for quaternionic matrices and related properties Associativity of the $\star$-product of skew braces Symmetry reductions and recurrence degrees for banded Toeplitz determinants and permanents Proof of Nobori's generalized B\"ottcher-Wenzel inequality conjecture Universal Enveloping Algebras of Hom-Lie Algebras with $\alpha$-Derivations Idempotent words in finite-dimensional simple Jordan algebras Automorphic Transcendence Degree, Growth, and Skew Normalization The Auslander--Reiten conjecture for quantum complete intersections Local Derivations on Conformal Galilei Algebras and Their Central Extensions Automorphism Groups of Three-Dimensional Leibniz Algebras: A Complete Description Derivation Algebras of Three-Dimensional Leibniz Algebras: A Complete Description Semicommutativity via Zero-Insertive Elements: Insights from Path and Leavitt Path Algebras On the existence of divisible non-injective modules over Leavitt path algebras When twist of a Leavitt path algebra is again a Leavitt path algebra Terminal Ambiguity Geometry for Finite-Dimensional Algebras Skew braces whose left series is not generated by right-normed star products From $\tau$-tilting to $\tau_2$-tilting via splitting tilting triples The Coproduct of Ideals and the Coprime Spectrum Transferred $L_\infty$-structures and a classification of binary brackets for finite-dimensional skew-gentle algebras 2-step ideals and commuting matrices $\aleph_m$-presented Gorenstein flat modules and Gorenstein dimensions of groups