Results 121 to 130 of about 6,556,269 (259)

Bousfield localisations along Quillen bifunctors and applications [PDF]

open access: yes, 2014
We describe left and right Bousfield localisations along Quillen adjunctions of two variables. These localised model structures can be used to define Postnikov sections and homological localisations of arbitrary model categories, and to study the ...
Gutierrez, Javier, Roitzheim, Constanze
core  

The double copy of maximal supersymmetry in D = 10

open access: yesJournal of High Energy Physics
We continue the program of using homotopy algebras to obtain off-shell, local and gauge redundant derivations of the double copy relations between gauge theory and gravity.
Roberto Bonezzi   +2 more
doaj   +1 more source

Which singular tangent bundles are isomorphic?

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 5, May 2026.
Abstract Logarithmic and b$ b$‐tangent bundles provide a versatile framework for addressing singularities in geometry. Introduced by Deligne and Melrose, these modified bundles resolve singularities by reframing singular vector fields as well‐behaved sections of these singular bundles.
Eva Miranda, Pablo Nicolás
wiley   +1 more source

Homotopy of rational maps and the quantization of Skyrmions [PDF]

open access: yes, 2003
The Skyrme model is a classical field theory which models the strong interaction between atomic nuclei. It has to be quantized in order to compare it to nuclear physics.
Krusch, Steffen
core   +1 more source

Homotopy theory with *-categories

open access: yesTheory and Applications of Categories, 2019
We construct model category structures on various types of (marked) *-categories. These structures are used to present the infinity categories of (marked) *-categories obtained by inverting (marked) unitary equivalences. We use this presentation to explicitly calculate the \infty-categorical G-fixed points and G-orbits for G-equivariant (marked ...
openaire   +2 more sources

A Cartan-Eilenberg approach to Homotopical Algebra

open access: yes, 2010
In this paper we propose an approach to homotopical algebra where the basic ingredient is a category with two classes of distinguished morphisms: strong and weak equivalences.
Navarro, Vicenç (Navarro Aznar)   +8 more
core   +1 more source

Pirashvili–Richter-type theorems for the reflexive and dihedral homology theories

open access: yesComptes Rendus. Mathématique
Reflexive homology and dihedral homology are the homology theories associated to the reflexive and dihedral crossed simplicial groups respectively. The former has recently been shown to capture interesting information about $C_2$-equivariant homotopy ...
Graves, Daniel
doaj   +1 more source

Pluripotential homotopy theory

open access: yesAdvances in Mathematics
We build free, bigraded bidifferential algebra models for the forms on a complex manifold, with respect to a strong notion of quasi-isomorphism and compatible with the conjugation symmetry. This answers a question of Sullivan. The resulting theory naturally accomodates higher operations involving double primitives.
openaire   +4 more sources

Transversal Homotopy Theory

open access: yesTheory and Applications of Categories, 2010
29 pages, 13 ...
openaire   +3 more sources

Homotopy pull-back squares up to localization

open access: yes, 2006
We characterize the class of homotopy pull-back squares by means of elementary closure properties. The so called Puppe theorem which identifies the homotopy fiber of certain maps constructed as homotopy colimits is a straightforward consequence. Likewise
Pitsch, Wolfgang,   +2 more
core  

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