Results 81 to 90 of about 59,724 (184)

Homotopy Lie groups [PDF]

open access: yesBulletin of the American Mathematical Society, 1995
Homotopy Lie groups, recently invented by W.G. Dwyer and C.W. Wilkerson [13], represent the culmination of a long evolution. The basic philosophy behind the process was formulated almost 25 years ago by Rector [32, 33] in his vision of a homotopy theoretic incarnation of Lie group theory.
openaire   +2 more sources

Families of singular algebraic varieties that are rationally elliptic spaces

open access: yesMathematische Nachrichten, Volume 299, Issue 1, Page 214-223, January 2026.
Abstract We discuss families of hypersurfaces with isolated singularities in projective space with the property that the sum of the ranks of the rational homotopy and the homology groups is finite. They represent infinitely many distinct homotopy types with all hypersurfaces having a nef canonical or anti‐canonical class.
A. Libgober
wiley   +1 more source

Hearing exotic smooth structures

open access: yesAdvanced Nonlinear Studies
This paper explores the existence and properties of basic eigenvalues and eigenfunctions associated with the Riemannian Laplacian on closed, connected Riemannian manifolds featuring an effective isometric action by a compact Lie group.
Cavenaghi Leonardo F.   +2 more
doaj   +1 more source

The Lifting Properties of A-Homotopy Theory

open access: yes, 2019
In classical homotopy theory, two spaces are homotopy equivalent if one space can be continuously deformed into the other. This theory, however, does not respect the discrete nature of graphs.
Hardeman, Rachel
core  

Combinatorial integers (m,nj) and Schubert calculus in the integral cohomology ring of infinite smooth flag manifolds

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
We discuss the calculation of integral cohomology ring of LG/T and ΩG. First we describe the root system and Weyl group of LG, then we give some homotopy equivalences on the loop groups and homogeneous spaces, and calculate the cohomology ring structures
Cenap Özel, Erol Yilmaz
doaj   +1 more source

On central automorphisms of crossed modules

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2018
A crossed module $(T,G,\partial)$ consist of a group homomorphism $\partial:T\rightarrow G$ together with an action $(g,t)\rightarrow{}^{\,g}t$ of $G$ on $T$ satisfying $\partial(^{\,g}t)=g\partial(t)g^{-1}$ and $\,^{\partial(s)}t=sts^{-1}$, for all $g ...
M. Dehghani, B. Davvaz
doaj   +1 more source

Irresolute Homotopy and Covering Theory in Irresolute Topological Groups

open access: yesAxioms
In this paper, we explore certain properties related to connectedness and introduce the definition of irresolute paths. Subsequently, we define the concepts of semi-path connectedness, locally semi-path connectedness, and semi-locally s-simply connected ...
Kadriye Başar, Hürmet Fulya Akız
doaj   +1 more source

Towards heterogeneous robot team path planning: acquisition of multiple routes with a modified spline-based algorithm

open access: yesMATEC Web of Conferences, 2017
Our research focuses on operation of a heterogeneous robotic group that carries out point-to point navigation in GPS-denied dynamic environment, applying a combined local and global planning approach.
Lavrenov Roman, Magid Evgeni
doaj   +1 more source

Off-shell renormalization in the presence of dimension 6 derivative operators. Part I. General theory

open access: yesJournal of High Energy Physics, 2019
The consistent recursive subtraction of UV divergences order by order in the loop expansion for spontaneously broken effective field theories with dimension-6 derivative operators is presented for an Abelian gauge group.
D. Binosi, A. Quadri
doaj   +1 more source

Algebraic Structures Based on a Classifying Space of a Compact Lie Group

open access: yesAbstract and Applied Analysis, 2013
We analyze the algebraic structures based on a classifying space of a compact Lie group. We construct the connected graded free Lie algebra structure by considering the rationally nontrivial indecomposable and decomposable generators of homotopy groups ...
Dae-Woong Lee
doaj   +1 more source

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