Results 1 to 10 of about 374 (55)

Corrigendum to “On Fixed Point Property under Lipschitz and Uniform Embeddings”

open access: yesJournal of Function Spaces, 2019
In the article titled “On Fixed Point Property under Lipschitz and Uniform Embeddings” [1], there was a missing fund number. e Acknowledgments should be updated as follows: “ e first author was supported by Educational Commission of Hubei Province of ...
Jichao Zhang, Lingxin Bao, L. Su
semanticscholar   +2 more sources

Stability and hyperstability of multi-additive-cubic mappings

open access: yesMiskolc Mathematical Notes, 2021
In this article, we introduce the multi-additive-cubic mappings and then unify the system of functional equations defining a multi-additive-cubic mapping to a single equation.
Ahmad Nejati   +2 more
semanticscholar   +1 more source

Approximation of homomorphisms and derivations on Lie C∗-algebras via fixed point method

open access: yesJournal of Inequalities and Applications, 2013
In this paper, using fixed point methods, we prove the generalized Hyers-Ulam stability of homomorphisms in C∗-algebras and Lie C∗-algebras and of derivations on C∗-algebras and Lie C∗-algebras for an m-variable additive functional equation.MSC:39A10 ...
Y. Cho, R. Saadati, Y. Yang
semanticscholar   +2 more sources

Approximation of homomorphisms and derivations on non-Archimedean random Lie C∗-algebras via fixed point method

open access: yesJournal of Inequalities and Applications, 2012
In this paper, using fixed point methods, we prove the generalized Hyers-Ulam stability of random homomorphisms in random C∗-algebras and random Lie C∗-algebras and of derivations on non-Archimedean random C∗-algebras and non-Archimedean random Lie C ...
J. Kang, R. Saadati
semanticscholar   +2 more sources

Euler-Lagrange radical functional equations with solution and stability

open access: yes, 2020
In this article, we introduce the generalized Euler-Lagrange radical functional equations of type sextic and quintic. Also, we obtain their general solution and investigate the generalized Hyers-Ulam-Rassias stability in modular spaces using fixed point ...
Murali Ramdoss   +2 more
semanticscholar   +1 more source

The mean ergodic theorem for nonexpansive mappings in multi-Banach spaces

open access: yesJournal of Inequalities and Applications, 2014
In this paper, we prove a mean ergodic theorem for nonexpansive mappings in multi-Banach spaces.MSC:39A10, 39B72, 47H10, 46B03.
H. M. Kenari, R. Saadati, Y. Cho
semanticscholar   +2 more sources

Mean ergodic theorem for semigroups of linear operators in multi-Banach spaces

open access: yesJournal of Inequalities and Applications, 2014
In this paper, by using Rodé’s method, we extend Yosida’s theorem to semigroups of linear operators in multi-Banach spaces.MSC:39A10, 39B72, 47H10, 46B03.
H. M. Kenari   +3 more
semanticscholar   +2 more sources

Quotients of continuous convex functions on nonreflexive Banach spaces [PDF]

open access: yes, 2007
On each nonreflexive Banach space X there exists a positive continuous convex function f such that 1/f is not a d.c. function (i.e., a difference of two continuous convex functions). This result together with known ones implies that X is reflexive if and
Holicky, P.   +3 more
core   +1 more source

The Bourgain-Tzafriri conjecture and concrete constructions of non-pavable projections [PDF]

open access: yes, 2010
It is known that the Kadison-Singer Problem (KS) and the Paving Conjecture (PC) are equivalent to the Bourgain-Tzafriri Conjecture (BT). Also, it is known that (PC) fails for $2$-paving projections with constant diagonal $1/2$.
Casazza, Peter G.   +3 more
core   +3 more sources

Stability of homomorphisms on fuzzy Lie C∗-algebras via fixed point method

open access: yesJournal of Inequalities and Applications, 2014
In this paper, first, we define fuzzy C∗-algebras and fuzzy Lie C∗-algebras; then, using fixed point methods, we prove the generalized Hyers-Ulam stability of homomorphisms in fuzzy C∗-algebras and fuzzy Lie C∗-algebras for an m-variable additive ...
J. Vahidi, S. Lee
semanticscholar   +2 more sources

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