Results 41 to 50 of about 152,483 (296)

On the stability of -homomorphisms [PDF]

open access: yesNonlinear Analysis: Theory, Methods & Applications, 2005
8 pages, minor ...
Mohammad Sal Moslehian, Choonkil Baak
openaire   +4 more sources

On Kauffman bracket skein modules of marked 3–manifolds and the Chebyshev–Frobenius homomorphism [PDF]

open access: yesAlgebraic and Geometric Topology, 2018
In this paper we study the skein algebras of marked surfaces and the skein modules of marked 3-manifolds. Muller showed that skein algebras of totally marked surfaces may be embedded in easy to study algebras known as quantum tori. We first extend Muller'
Thang T. Q. Lê, Jonathan Paprocki
semanticscholar   +1 more source

Topology optimization for two-dimensional structures using boundary cycles in homology theory

open access: yesMechanical Engineering Journal, 2022
Various prominent methods for structural topology optimization have been developed, especially since the late 1980s when the homogenization method was proposed.
Yasuhiko NAKANISHI
doaj   +1 more source

Factoring Continuous Characters Defined on Subgroups of Products of Topological Groups

open access: yesAxioms, 2021
This study is on the factorization properties of continuous homomorphisms defined on subgroups (or submonoids) of products of (para)topological groups (or monoids).
Mikhail G. Tkachenko
doaj   +1 more source

Homomorphisms of Approximation Spaces

open access: yesJournal of Applied Mathematics, 2012
The notion of the homomorphism of approximation spaces is introduced. Some properties of homomorphism are investigated, and some characterizations of homomorphism are given.
Zhaohao Wang, Lan Shu, Xiuyong Ding
doaj   +1 more source

An improved homomorphism preservation theorem from lower bounds in circuit complexity [PDF]

open access: yesSIGL, 2016
Previous work of the author [Rossman 2008a] showed that the Homomorphism Preservation Theorem of classical model theory remains valid when its statement is restricted to finite structures. In this paper, we give a new proof of this result via a reduction
Benjamin Rossman
semanticscholar   +1 more source

Extensions of Johnson's and Morita's homomorphisms that map to finitely generated abelian groups

open access: yes, 2009
We extend each higher Johnson homomorphism to a crossed homomorphism from the automorphism group of a finite-rank free group to a finite-rank abelian group. We also extend each Morita homomorphism to a crossed homomorphism from the mapping class group of
Corwin L. J.   +2 more
core   +1 more source

A note on n-Jordan homomorphisms

open access: yesМатематичні Студії
{Let $ A, B $ be two rings and $ n\geqslant 2 $ be an integer. An additive map $ h\colon A\rightarrow B $ is called an $n$-Jordan homomorphism if $ h(x^{n})=h(x)^{n} $ for all $ x\in A;$ $h$ is called an n-homomorphism or an anti-$n$-homomorphism if $ h(\
M. El Azhari
doaj   +1 more source

Extending Johnson's and Morita's homomorphisms to the mapping class group

open access: yes, 2007
We extend certain homomorphisms defined on the higher Torelli subgroups of the mapping class group to crossed homomorphisms defined on the entire mapping class group.
Andreadakis   +13 more
core   +1 more source

Characterization of Pseudo n-Jordan Homomorphisms Between Unital Algebras

open access: yesپژوهش‌های ریاضی, 2020
Let A and B be Banach algebras and B be a right A-module. In this paper, under special hypotheses we prove that every pseudo (n+1)-Jordan homomorphism f:A----> B is a pseudo n-Jordan homomorphism and every pseudo n-Jordan homomorphism is an n-Jordan ...
Abbas Zivari-Kazempour, Abasalt Bodaghi
doaj  

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