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Related papers: Classification of stable model categories

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We survey various approaches to axiomatic stable homotopy theory, with examples including derived categories, categories of (possibly equivariant or localized) spectra, and stable categories of modular representations of finite groups. We…

Algebraic Topology · Mathematics 2007-05-23 N. P. Strickland

A well-known theorem of Buchweitz provides equivalences between three categories: the stable category of Gorenstein projective modules over a Gorenstein algebra, the homotopy category of acyclic complexes of projectives, and the singularity…

Representation Theory · Mathematics 2021-11-16 Jeremy R. B. Brightbill , Vanessa Miemietz

Simple-minded systems in stable module categories are defined by orthogonality and generating properties so that the images of the simple modules under a stable equivalence form such a system. Simple-minded systems are shown to be invariant…

Representation Theory · Mathematics 2010-09-09 Steffen Koenig , Yuming Liu

We study the classification of submodules of module categories over monoidal categories, extending ideas of Coulembier on the classification of tensor ideals in monoidal categories. We develop a framework that applies to module categories…

Representation Theory · Mathematics 2026-03-20 Hadi Salmasian , Alistair Savage , Yaolong Shen

We construct a well-behaved stable category of modules for a large class of infinite groups. We then consider its Picard group, which is the group of invertible (or endotrivial) modules. We show how this group can be calculated when the…

Group Theory · Mathematics 2019-12-17 Nadia Mazza , Peter Symonds

Let $R$ by a right coherent ring and $R$-Mod denote the category of left $R$-modules. We show that there is an abelian model structure on $R$-Mod whose cofibrant objects are precisely the Gorenstein flat modules. Employing a new method for…

Rings and Algebras · Mathematics 2016-09-20 James Gillespie

By Auslander's algebraic McKay correspondence, the stable category of Cohen-Macaulay modules over a simple singularity is equivalent to the $1$-cluster category of the path algebra of a Dynkin quiver (i.e. the orbit category of the derived…

Representation Theory · Mathematics 2015-01-07 Claire Amiot , Osamu Iyama , Idun Reiten

The noncommutative stable homotopy category $\mathtt{NSH}$ is a triangulated category that is the universal receptacle for triangulated homology theories on separable $C^*$-algebras. We show that the triangulated category $\mathtt{NSH}$ is…

Operator Algebras · Mathematics 2017-06-06 Snigdhayan Mahanta

This monograph introduces a framework for genuine proper equivariant stable homotopy theory for Lie groups. The adjective `proper' alludes to the feature that equivalences are tested on compact subgroups, and that the objects are built from…

Algebraic Topology · Mathematics 2023-08-15 Dieter Degrijse , Markus Hausmann , Wolfgang Lück , Irakli Patchkoria , Stefan Schwede

Let $R$ be any ring with identity. We show that the homotopy category of all acyclic chain complexes of pure-projective $R$-modules is a compactly generated triangulated category. We do this by constructing abelian model structures that put…

Algebraic Topology · Mathematics 2022-01-21 James Gillespie

We show how matrix problems (bimodule categories) can be used in studying triangulated categories. Then we apply the general technique to the classification of stable homotopy types of polyhedra, find out the "representation types" of such…

Algebraic Topology · Mathematics 2012-01-24 Yuriy A. Drozd

Let k be a commutative ring with unit. We endow the categories of filtered complexes and of bicomplexes of k-modules, with cofibrantly generated model structures, where the class of weak equivalences is given by those morphisms inducing a…

Algebraic Topology · Mathematics 2020-12-09 Joana Cirici , Daniela Egas Santander , Muriel Livernet , Sarah Whitehouse

We describe a category, the objects of which may be viewed as models for homotopy theories. We show that for such models, ``functors between two homotopy theories form a homotopy theory'', or more precisely that the category of such models…

Algebraic Topology · Mathematics 2008-12-05 Charles Rezk

Working over an algebraically closed field $k$ of characteristic $0$, we show that the motivic stable homotopy groups of the sphere spectrum can be determined entirely from the motivic homotopy groups of the $p$-completed sphere spectra and…

Algebraic Topology · Mathematics 2026-03-10 Sebastian Gant , Ben Williams

Various classification theorems of thick subcategories of a triangulated category have been obtained in many areas of mathematics. In this paper, as a higher-dimensional version of the classification theorem of thick subcategories of the…

Commutative Algebra · Mathematics 2010-06-22 Ryo Takahashi

We introduce and compare two approaches to equivariant homotopy theory in a topological or ordinary Quillen model category. For the topological model category of spaces, we generalize Piacenza's result that the categories of topological…

Algebraic Topology · Mathematics 2017-03-06 Marc Stephan

For a Frobenius abelian category $\mathcal{A}$, we show that the category ${\rm Mon}(\mathcal{A})$ of monomorphisms in $\mathcal{A}$ is a Frobenius exact category; the associated stable category $\underline{\rm Mon}(\mathcal{A})$ modulo…

Representation Theory · Mathematics 2011-02-15 Xiao-Wu Chen

A definable type of a first-order theory is the same as a section (retraction) of the simplicial path space (decalage) of its space of types viewed as a simplicial topological space; as is well-known, in the category of simplicial sets such…

Category Theory · Mathematics 2023-03-31 Misha Gavrilovich

To any model category $\mathcal{M}$, we associate a modular model category, a functor of points $\mathcal{M}[-]:$ Cat $\rightarrow$ Cat, that associates to any small category $\mathcal{C}$ a functor category $\mathcal{M}[\mathcal{C}] =…

Algebraic Geometry · Mathematics 2019-06-25 Renaud Gauthier

The stable module category has been realized as a subcategory of the unbounded homotopy category of projective modules by Kato. We construct the triangulated hull of this subcategory inside the homotopy category. This can also be used to…

Representation Theory · Mathematics 2021-09-27 Sebastian Nitsche