Results 201 to 210 of about 349 (256)

A birational description of the minimal exponent

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 2, August 2026.
Abstract We give a description of the minimal exponent of a hypersurface using higher direct images of suitably twisted sheaves of log forms on a log resolution.
Qianyu Chen, Mircea Mustaţă
wiley   +1 more source

Derivations as algebras

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 2, August 2026.
Abstract Differential categories provide the categorical foundations for the algebraic approaches to differentiation. They have been successful in formalizing various important concepts related to differentiation, such as, in particular, derivations. In this paper, we show that the differential modality of a differential category lifts to a monad on ...
Jean‐Simon Pacaud Lemay, Chiara Sava
wiley   +1 more source

Reassessing the foundations of metric-affine gravity. [PDF]

open access: yesEur Phys J C Part Fields
François J, Ravera L.
europepmc   +1 more source

Finding an almost perfect matching in a hypergraph avoiding forbidden submatchings

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 2, August 2026.
Abstract In 1973, Erdős conjectured the existence of high girth (n,3,2)$(n,3,2)$‐Steiner systems. Recently, Glock, Kühn, Lo, and Osthus and independently Bohman and Warnke proved the approximate version of Erdős' conjecture. Recently, Kwan, Sah, Sawhney, and Simkin proved Erdős' conjecture.
Michelle Delcourt, Luke Postle
wiley   +1 more source

A Hierarchical Deep Symbolic AI Method for Closed‐Form, Interpretable Constitutive Modeling

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 14, 30 July 2026.
ABSTRACT Recent advances in advanced manufacturing have enabled the development of multifunctional materials such as soft composites, whose complex nonlinear behaviors demand accurate and interpretable constitutive modeling. Traditional phenomenological formulations rely heavily on assumed functional forms and expert intuition, requiring extensive ...
Haozhe Yu   +3 more
wiley   +1 more source

Berezin Quantization, Conformal Welding and the Bott-Virasoro Group. [PDF]

open access: yesAnn Henri Poincare
Alekseev A, Shatashvili S, Takhtajan L.
europepmc   +1 more source

Numerical Anisotropy and Band‐Gap Formation in Finite Element Wave Propagation: Analysis and Mitigation Using Spline‐Based Elements

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 14, 30 July 2026.
ABSTRACT Numerical anisotropy and dispersion are inherent consequences of spatial discretization in finite element modeling of wave propagation. In two‐dimensional problems, these effects manifest not only as direction‐dependent phase and group velocities but also as angularly dependent numerical band gaps that may entirely suppress wave propagation ...
Wiktor Waszkowiak   +3 more
wiley   +1 more source

Greedy bases in rank 2 quantum cluster algebras. [PDF]

open access: yesProc Natl Acad Sci U S A, 2014
Lee K, Li L, Rupel D, Zelevinsky A.
europepmc   +1 more source

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