Results 11 to 20 of about 6,170,005 (285)

Derived categories of NDG categories [PDF]

open access: yesJournal of Homotopy and Related Structures, 2021
We study $N$-differential graded ($NDG$) categories and their the derived categories. First, we introduce $N$-differential modules over an $NDG$ category $\mathcal{A}$. Then we show that the category $\mathsf{C}_{Ndg}(\mathcal{A})$ of $N$-differential $\mathcal{A}$-modules is a Frobenius category, and that its homotopy category $\mathsf{K}_{Ndg ...
Miyachi, Jun-ichi, Nagase, Hiroshi
openaire   +3 more sources

Subfactor Categories of Triangulated Categories [PDF]

open access: yesCommunications in Algebra, 2015
15 ...
Xu, Jinde, Zhou, Panyue, Ouyang, Baiyu
openaire   +2 more sources

Integral categories and calculus categories [PDF]

open access: yesMathematical Structures in Computer Science, 2018
Differential categories are now an established abstract setting for differentiation. However, not much attention has been given to the process which is inverse to differentiation: integration. This paper presents the parallel development for integration by axiomatizing an integral transformation, sA: !A → !A ⊗ A, in a symmetric monoidal category with a
Cockett, Robin, Lemay, Jean-Simon
openaire   +5 more sources

G-category versus orbifold category

open access: yesTopological Methods in Nonlinear Analysis, 2023
We present a comparative study of certain invariants defined for group actions and their analogues defined for orbifolds. In particular, we prove that Fadell's equivariant category for $G$-spaces coincides with the Lusternik-Schnirelmann category for orbifolds when the group is finite.
Andrés Ángel, Hellen Colman
openaire   +2 more sources

Category of $A_{\infty}$-categories [PDF]

open access: yesHomology, Homotopy and Applications, 2003
An \(A_\infty\)-algebra is an algebra for Stasheff's associahedra (non-symmetric) operad on chain complexes. An \(A_\infty\)-category is a several object version of this, although the name might better be used for the unital case. There is a straightforward concept of \(A_\infty\)-functor; and the author here defines natural \(A_\infty ...
openaire   +3 more sources

Hopf Categories [PDF]

open access: yesAlgebras and Representation Theory, 2016
We introduce Hopf categories enriched over braided monoidal categories. The notion is linked to several recently developed notions in Hopf algebra theory, such as Hopf group (co)algebras, weak Hopf algebras and duoidal categories. We generalize the fundamental theorem for Hopf modules and some of its applications to Hopf categories.
Batista, Eliezer   +2 more
openaire   +4 more sources

Cofree objects in the centralizer and the center categories [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2021
We study cocompleteness, co-wellpoweredness, and generators in the centralizer category of an object or morphism in a monoidal category, and the center or the weak center of a monoidal category.
Adnan H. Abdulwahid
doaj   +1 more source

Method of hardening the foundations and foundations of reconstructed buildings [PDF]

open access: yesE3S Web of Conferences
A method of strengthening soils and foundations of various buildings and structures, including construction objects of architectural and historical value, as well as during mass renovation in large cities in cramped conditions with a high density of ...
Berlinova Marina, Tvorogov Alexandr
doaj   +1 more source

The universal property of commutative algebras' internal crossed modules

open access: yesJournal of New Results in Science, 2023
In this work, we identify subobjects and ideals in the category of internal crossed modules, which provide a deeper understanding of the structure of these objects.
Elis Soylu Yılmaz
doaj   +1 more source

The Society of Orthodox Parishes of Petrograd and its Province (1920–1922): the Experience of Sobornost under Persecution [PDF]

open access: yesВестник Свято-Филаретовского института
This article is devoted to the history of the Society of Orthodox Parishes of Petrograd and its Province — a public organization registered by the Soviet government in 1920, which during its 18 months of existence united around 70 parishes of the ...
Goltsov, Nikita V.
doaj   +1 more source

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