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Related papers: Logarithmic Crystalline Representations

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Crystallographic groups describe the symmetries of crystals and other repetitive structures encountered in nature and the sciences. These groups include the wallpaper and space groups. We derive linear and nonlinear representations of…

Machine Learning · Statistics 2023-06-09 Ryan P. Adams , Peter Orbanz

Let D be a divisor in a complex analytic manifold X. A natural problem is to determine when the de Rham complex of meromorphic forms on X with poles along D is quasi-isomorphic to its subcomplex of logarithmic forms. In this mostly…

Algebraic Geometry · Mathematics 2007-05-23 Tristan Torrelli

In his foundational study of $p$-adic Hodge theory, Faltings introduced the method of almost \'etale extensions to establish fundamental comparison results of various $p$-adic cohomology theories. Scholze introduced the tilting operations…

Commutative Algebra · Mathematics 2026-03-05 Ryo Kinouchi , Kazuma Shimomoto

The categories of almost modules and almost algebras are introduced as a convenient setting for the development of Faltings' method of almost etale extensions. After some preliminaries of general "almost homological algebra" we construct…

Algebraic Geometry · Mathematics 2007-05-23 Ofer Gabber , Lorenzo Ramero

We apply the crystal basis theory for Fock spaces over quantum affine algebras to the modular representations of the cyclotomic Hecke algebras of type $G(p,p,n)$. This yields a classification of simple modules over these cyclotomic Hecke…

Representation Theory · Mathematics 2007-05-23 Jun Hu

This article investigates the relationship between Betti numbers of finitely generated modules over a Noetherian local ring $(R, \mathfrak{m})$ and the structure of formal local cohomology modules. We establish a connection between the…

Commutative Algebra · Mathematics 2025-08-08 Behruz Sadeqi

In this paper, we consider the (crystalline) prismatic crystals on a scheme $\mathfrak{X}$. We classify the crystals by $p$-connections on a certain ring and prove a cohomological comparison theorem. This equivalence is more general than…

Algebraic Geometry · Mathematics 2024-07-23 Jiahong Yu

This paper compares different representations (in the sense of computable analysis) of a number of function spaces that are of interest in analysis. In particular subspace representations inherited from a larger function space are compared…

Logic in Computer Science · Computer Science 2016-12-09 Arno Pauly , Florian Steinberg

This paper provides the technical tools needed in ongoing work of the authors to compute p-adic \'etale Abel-Jacobi maps in order to obtain explicit reciprocity laws for GSp4. In particular, we define and study syntomic polynomial…

Number Theory · Mathematics 2026-03-18 Fabrizio Andreatta , Massimo Bertolini , Marco Adamo Seveso , Rodolfo Venerucci

Faces play a central role in the combinatorial and computational aspects of polyhedra. In this paper, we present the first formalization of faces of polyhedra in the proof assistant Coq. This builds on the formalization of a library…

Logic in Computer Science · Computer Science 2023-06-22 Xavier Allamigeon , Ricardo D. Katz , Pierre-Yves Strub

We introduce a fermionic formula associated with any quantum affine algebra U_q(X^{(r)}_N). Guided by the interplay between corner transfer matrix and Bethe ansatz in solvable lattice models, we study several aspects related to…

Quantum Algebra · Mathematics 2007-05-23 G. Hatayama , A. Kuniba , M. Okado , T. Takagi , Z. Tsuboi

We review some recent advances in modular representation theory of symmetric groups and related Hecke algebras. We discuss connections with Khovanov-Lauda-Rouquier algebras and gradings on the blocks of the group algebras $F\Sigma_n$, which…

Representation Theory · Mathematics 2014-05-15 Alexander Kleshchev

In this paper we will introduce a certain type of morphisms of log schemes (in the sense of Fontaine, Illusie, and Kato) and investigate their moduli. Then by applying this we define a notion of toric algebraic stacks over arbitrary…

Algebraic Geometry · Mathematics 2009-08-29 Isamu Iwanari

We prove that both local Galois representations and $(\varphi,\Gamma)$-modules can be recovered from prismatic F-crystals, from which we obtain a new proof of the equivalence of Galois representations and $(\varphi,\Gamma)$-modules.

Number Theory · Mathematics 2024-03-21 Zhiyou Wu

We obtain a canonical representation for block matrices. The representation facilitates simple computation of the determinant, the matrix inverse, and other powers of a block matrix, as well as the matrix logarithm and the matrix…

Econometrics · Economics 2021-11-16 Ilya Archakov , Peter Reinhard Hansen

We prove that algebraic de Rham cohomology as a functor defined on smooth $\mathbb{F}_p$-algebras is formally \'etale in a precise sense. This result shows that given de Rham cohomology, one automatically obtains the theory of crystalline…

Algebraic Geometry · Mathematics 2022-08-30 Shubhodip Mondal

We define and study "tautological classes" in the cohomology of moduli stacks of shtukas, pursuing two directions of applications. First, we prove a formula relating the "arithmetic volume" of tautological classes to higher derivatives of…

Number Theory · Mathematics 2026-01-27 Tony Feng , Zhiwei Yun , Wei Zhang

This is a survey on recent developments in Cohen-Macaulay representations via tilting and cluster tilting theory. We explain triangle equivalences between the singularity categories of Gorenstein rings and the derived (or cluster)…

Representation Theory · Mathematics 2018-05-15 Osamu Iyama

We develop the foundations of logarithmic structures beyond the standard finiteness conditions. The motivation is the study of semistable models over general valuation rings. The key new notion is that of a morphism of finite presentation…

Algebraic Geometry · Mathematics 2024-11-22 Piotr Achinger , Katharina Hübner , Marcin Lara , Jakob Stix

Generators and relations are given for the subalgebra of cocommutative elements in the quantized coordinate rings of the classical groups, where the deformation parameter q is transcendental. This is a ring theoretic formulation of the well…

Quantum Algebra · Mathematics 2007-05-23 M. Domokos , T. H. Lenagan
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