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Let $d$ be a positive integer. In a previous article we established a bijective correspondence between the following classes of objects, considered up to the appropriate notion of equivalence: differential graded algebras with…

Representation Theory · Mathematics 2025-09-29 Gustavo Jasso , Fernando Muro

Motivated by viewing categories as bimodule monoids over their isomorphism groupoids, we construct monoidal structures called plethysm products on three levels: that is for bimodules, relative bimodules and factorizable bimodules. For the…

Algebraic Topology · Mathematics 2025-05-13 Ralph M. Kaufmann , Michael Monaco

In this paper we prove the preconstructibility of the complex of tempered holomorphic solutions of holonomic D-modules on complex analytic manifolds. This implies the finiteness of such complex on any relatively compact open subanalytic…

Algebraic Geometry · Mathematics 2010-07-26 Giovanni Morando

We introduce constructible directed complexes, a combinatorial presentation of higher categories inspired by constructible complexes in poset topology. Constructible directed complexes with a greatest element, called atoms, encompass common…

Category Theory · Mathematics 2019-09-18 Amar Hadzihasanovic

In [arXiv:2109.13991], the author explained a relation between enhanced ind-sheaves and enhanced subanalytic sheaves. In this paper, we shall define C-constructability for enhanced subanalytic sheaves which was announced in…

Algebraic Geometry · Mathematics 2023-10-31 Yohei Ito

We consider the construction of Frobenius manifolds associated to projective special geometry and analyse the dependence on choices involved. In particular, we prove that the underlying F-manifold is canonical. We then apply this…

Algebraic Geometry · Mathematics 2009-05-21 Claus Hertling , Luuk Hoevenaars , Hessel Posthuma

Building on Beilinson's work, ``constructible sheaves are holonomic,'' we introduce the notion of holonomicity for \'etale sheaves, without assuming a priori constructibility. Over a perfect base field, we establish the converse of…

Algebraic Geometry · Mathematics 2024-10-08 Ahmed Abbes , Takeshi Saito

Let X be a smooth p-adic formal scheme. We show that integral crystalline local systems on the generic fiber of X are equivalent to prismatic F-crystals over the analytic locus of the prismatic site of X. As an application, we give a…

Algebraic Geometry · Mathematics 2023-10-30 Haoyang Guo , Emanuel Reinecke

Let $p$ be a fixed prime number and let $R$ denote a uniserial $p$-adic space group of dimension $d_x=(p-1)p^{x-1}$ and with cyclic point group of order $p^x$. In this short note we prove that all the quotients of $R$ of size bigger than or…

Algebraic Topology · Mathematics 2017-06-22 Oihana Garaialde Ocaña

A full subcategory of a Grothendieck category is called deconstructible if it consists of all transfinite extensions of some set of objects. This concept provides a handy framework for structure theory and construction of approximations for…

Category Theory · Mathematics 2013-01-14 Jan Stovicek

Nous d\'efinissons et \'etudions les d\'evissages des $F$-complexes de $\mathcal{D}$-modules arithm\'etiques en $F$-isocristaux surconvergents. Nous prouvons que les $F$-complexes surholonomes sont d\'evissables en $F$-isocristaux…

Algebraic Geometry · Mathematics 2009-11-11 Daniel Caro

We present a new algorithm for computing the characteristic polynomial of an arbitrary endomorphism of a finite Drinfeld module using its associated crystalline cohomology. Our approach takes inspiration from Kedlaya's p-adic algorithm for…

Symbolic Computation · Computer Science 2023-02-20 Yossef Musleh , Éric Schost

Firm Frobenius algebras are firm algebras and counital coalgebras such that the comultiplication is a bimodule map. They are investigated by categorical methods based on a study of adjunctions and lifted functors. Their categories of…

Rings and Algebras · Mathematics 2013-07-18 Gabriella Böhm , José Gómez-Torrecillas

Any finite-dimensional Hopf algebra H is Frobenius and the stable category of H-modules is triangulated monoidal. To H-comodule algebras we assign triangulated module-categories over the stable category of H-modules. These module-categories…

Quantum Algebra · Mathematics 2007-05-23 Mikhail Khovanov

The aim of this note is threefold. The first is to obtain a simple characterization of relative constructible sheaves when the parameter space is projective. The second is to study the relative Fourier-Mukai for relative constructible…

Algebraic Geometry · Mathematics 2025-08-19 Luisa Fiorot , Teresa Monteiro Fernandes

Let $K$ be a mixed characteristic complete discrete valuation field with perfect residue field $k$. Let $X$ be a variety over $k$, $Y$ be an open of $X$, $Y'$ be an open of $Y$ dense in $X$. We extend Kedlaya's full faithfulness as follows…

Algebraic Geometry · Mathematics 2009-12-16 Daniel Caro

We prove a K\"unneth-type equivalence of derived categories of lisse and constructible Weil sheaves on schemes in characteristic $p > 0$ for various coefficients, including finite discrete rings, algebraic field extensions $E \supset…

Algebraic Geometry · Mathematics 2024-02-21 Tamir Hemo , Timo Richarz , Jakob Scholbach

We prove that in either the convergent or overconvergent setting, an absolutely irreducible $F$-isocrystal on the absolute product of two or more smooth schemes over perfect fields of characteristic $p$, further equipped with actions of the…

Number Theory · Mathematics 2024-02-19 Kiran S. Kedlaya

Let $U:\mathcal{C}\rightarrow\mathcal{D}$ be a strong monoidal functor between abelian monoidal categories admitting a right adjoint $R$, such that $R$ is exact, faithful and the adjunction $U\dashv R$ is coHopf. Building on the work of…

Quantum Algebra · Mathematics 2023-03-28 Harshit Yadav

We construct \Lambda-adic de Rham and crystalline analogues of Hida's ordinary \Lambda-adic etale cohomology, and by exploiting the geometry of integral models of modular curves over the cyclotomic extension of \Q_p, we prove appropriate…

Number Theory · Mathematics 2012-09-05 Bryden Cais