Results 11 to 20 of about 710,004 (69)

A note on permutation twist defects in topological bilayer phases [PDF]

open access: yes, 2013
We present a mathematical derivation of some of the most important physical quantities arising in topological bilayer systems with permutation twist defects as introduced by Barkeshli et al. in cond-mat/1208.4834.
Fuchs, Jürgen, Schweigert, Christoph
core   +1 more source

Generalised Duality Theory for Monoidal Categories and Applications [PDF]

open access: yesarXiv, 2023
We discuss generalised duality theory for monoidal categories and its applications to the categories of exact endofunctors, graded vector spaces, and topological vector spaces.
arxiv  

Generalized enrichment of categories [PDF]

open access: yes, 2002
We define the phrase `category enriched in an fc-multicategory' and explore some examples. An fc-multicategory is a very general kind of 2-dimensional structure, special cases of which are double categories, bicategories, monoidal categories and ordinary
Leinster, Tom
core   +2 more sources

Matlis category equivalences for a ring epimorphism

open access: yes, 2020
Under mild assumptions, we construct the two Matlis additive category equivalences for an associative ring epimorphism $u\colon R\to U$. Assuming that the ring epimorphism is homological of flat/projective dimension $1$, we discuss the abelian categories
Bazzoni, Silvana, Positselski, Leonid
core   +1 more source

Enriched Stone-type dualities [PDF]

open access: yes, 2017
A common feature of many duality results is that the involved equivalence functors are liftings of hom-functors into the two-element space resp. lattice.
Hofmann, Dirk, Nora, Pedro
core   +2 more sources

On Cofibrations of Permutative categories [PDF]

open access: yesarXiv, 2021
In this note we introduce a notion of free cofibrations of permutative categories. We show that each cofibration of permutative categories is a retract of a free cofibration.
arxiv  

Limits and Colimits in the Category of Pastures [PDF]

open access: yesarXiv, 2021
We show that the category of pastures has arbitrary limits and colimits of diagrams indexed by a small category.
arxiv  

Pasting in Simplicial Categories [PDF]

open access: yesarXiv, 2021
Building on Power's notion of a pasting diagram, we prove a pasting theorem for categories enriched in quasi-categories.
arxiv  

From non-semisimple Hopf algebras to correlation functions for logarithmic CFT [PDF]

open access: yes, 2013
We use factorizable finite tensor categories, and specifically the representation categories of factorizable ribbon Hopf algebras H, as a laboratory for exploring bulk correlation functions in local logarithmic conformal field theories.
C Camatec Industriteknik Ab   +3 more
core   +1 more source

Algebraic Structures in Euclidean and Minkowskian Two-Dimensional Conformal Field Theory [PDF]

open access: yes, 2008
We review how modular categories, and commutative and non-commutative Frobenius algebras arise in rational conformal field theory. For Euclidean CFT we use an approach based on sewing of surfaces, and in the Minkowskian case we describe CFT by a net of ...
Kong, Liang, Runkel, Ingo
core   +3 more sources

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