Results 111 to 120 of about 6,556,269 (259)

Applications and common coupled fixed point results in ordered partial metric spaces

open access: yesFixed Point Theory and Applications, 2017
In this paper, we obtain a unique common coupled fixed point theorem by using ( ψ , α , β ) $(\psi , \alpha , \beta )$ -contraction in ordered partial metric spaces. We give an application to integral equations as well as homotopy theory. Also we furnish
KPR Rao   +4 more
doaj   +1 more source

Tensorial permanence of K$K$‐stability for diagonal AH‐algebras

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 5, May 2026.
Abstract We study K$K$‐stability for tensor products of diagonal AH‐algebras with arbitrary C*‐algebras. Our main result provides a characterization of K$K$‐stability: For a diagonal AH‐algebra A=lim→(Ai,φi)$A = \varinjlim (A_i, \varphi _i)$, A⊗B$A \otimes B$ is K$K$‐stable for every C*‐algebra B$B$ if and only if the sizes of the matrix blocks in the ...
Apurva Seth
wiley   +1 more source

TORIC HOMOTOPY THEORY [PDF]

open access: yes, 2017
These notes describe some of the homotopy theory surrounding Davis-Januszkiewicz spaces, moment-angle complexes and their generalizations to polyhedral products. These spaces are defined by gluing together prod- ucts formed from pairs of spaces (X, A), where the gluing is determined by the faces of a simplicial complex K. The emphasis is on determining
openaire   +2 more sources

Stabilization of Poincaré duality complexes and homotopy gyrations

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 5, May 2026.
Abstract Stabilization of manifolds by a product of spheres or a projective space is important in geometry. There has been considerable recent work that studies the homotopy theory of stabilization for connected manifolds. This paper generalizes that work by developing new methods that allow for a generalization to stabilization of Poincaré duality ...
Ruizhi Huang, Stephen Theriault
wiley   +1 more source

On the homotopy theory of $n$-types [PDF]

open access: yesHomology, Homotopy and Applications, 2008
An n-truncated model structure on simplicial (pre-)sheaves is described having as weak equivalences maps that induce isomorphisms on certain homotopy sheaves only up to degree n. Starting from one of Jardine's intermediate model structures we construct such an n-type model structure via Bousfield-Friedlander localization and exhibit useful generating ...
openaire   +4 more sources

A User''s Guide to Solving Dynamic Stochastic Games Using the Homotopy Method [PDF]

open access: yes
This paper provides a step-by-step guide to solving dynamic stochastic games using the homotopy method. The homotopy method facilitates exploring the equilibrium correspondence in a systematic fashion; it is especially useful in games that have multiple ...
Ron N. Borkovsky   +2 more
core  

The C_2 effective spectral sequence and the homotopy of ko_{C_2}

open access: yes, 2020
By work of Voevodsky, the slice filtration in motivic homotopy theory provides a powerful tool for computing homotopy groups of motivic spectra. In this talk, I will describe the motivic slice filtration and the effective slice spectral sequence it ...
Kong, Hana Jia
core  

Recent Advances in Lp-Theory of Homotopy Operator on Differential Forms

open access: yesAbstract and Applied Analysis, 2014
The purpose of this survey paper is to present an up-to-date account of the recent advances made in the study of Lp-theory of the homotopy operator applied to differential forms.
Shusen Ding, Peilin Shi, Yong Wang
doaj   +1 more source

The fundamental group of the complement of a generic fiber‐type curve

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 5, May 2026.
Abstract In this paper, we describe and characterize the fundamental group of the complement of generic fiber‐type curves, that is, unions of (the closure of) finitely many generic fibers of a component‐free pencil F=[f:g]:CP2⤍CP1$F=[f:g]:\mathbb {C}\mathbb {P}^2\dashrightarrow \mathbb {C}\mathbb {P}^1$.
José I. Cogolludo‐Agustín   +1 more
wiley   +1 more source

Universal Homotopy Theories

open access: yesAdvances in Mathematics, 2001
Given a small category C, we show that there is a universal way of expanding C into a model category, essentially by formally adjoining homotopy colimits. The technique of localization becomes a method for imposing `relations' into these universal gadgets.
openaire   +3 more sources

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