Results 71 to 80 of about 3,750 (203)

Bi-Additive s-Functional Inequalities and Quasi-∗-Multipliers on Banach Algebras

open access: yesMathematics, 2018
Using the fixed point method, we prove the Hyers-Ulam stability of quasi-∗-multipliers on Banach ∗-algebras and unital C*-algebras, associated to bi-additive s-functional inequalities.
Choonkil Park
doaj   +1 more source

Periodic Fasting Treatment on Growth Performance and Feed Efficiency of Nile Tilapia (Oreochromis niloticus, GIFT)

open access: yesJournal of Basic Medical Veterinary
Fasting is a feed management strategy that reduces feeding frequency without inhibiting fish growth. This strategy involves specific intervals of feed deprivation, allowing fish to exhibit increased appetite once feeding resumes.
Jacob Da Costa Pereira   +6 more
doaj   +1 more source

Approximate Cubic ∗-Derivations on Banach ∗-Algebras

open access: yesAbstract and Applied Analysis, 2012
We study the stability of cubic ∗-derivations on Banach ∗-algebras. We also prove the superstability of cubic ∗-derivations on a Banach ∗-algebra A, which is left approximately unital.
Seo Yoon Yang   +2 more
doaj   +1 more source

D-STRUCTURES AND DERIVED KOSZUL DUALITY FOR UNITAL OPERAD ALGEBRAS

open access: yes, 2015
. Generalizing a concept of Lipshitz, Ozsváth and Thurston from Bordered Floer homology, we define D-structures on algebras of unital operads. This construction gives rise to an equivalence of derived categories, which can be thought of as a unital ...
Tyler Foster, Po Hu, Igor Kriz
core  

Extension of Jensen's Inequality for Operators without Operator Convexity

open access: yesAbstract and Applied Analysis, 2011
We give an extension of Jensen's inequality for 𝑛-tuples of self-adjoint operators, unital 𝑛-tuples of positive linear mappings, and real-valued continuous convex functions with conditions on the operators' bounds.
Jadranka Mićić   +2 more
doaj   +1 more source

Inequality for a trace on a unital C*-algebra

open access: yes, 2020
A new inequality for a trace on a unital C*-algebra is established. It is shown that the inequality obtained characterizes the traces in the class of all positive functionals on a unital C*-algebra/ A new criterion for the commutativity of unital C ...
Bikchentaev Airat Midkhatovich   +1 more
core  

Wide right Morita contexts in lax-unital bicategories

open access: yes, 2016
The classical result in the theory of unital rings that the maps of a Morita context are isomorphisms when they are epimorphisms can be proven in the general setting of wide right Morita contexts in bicategories.
Reimaa, Ülo, Ülo Reimaa
core   +1 more source

Non-unital tracially approximated ${\rm C^*}$-algebras

open access: yes, 2022
In this paper, we introduce a class of non-unital tracial approximation ${\rm C^*}$-algebras. Consider the class of ${\rm C^*}$-algebras which are tracially $\mathcal{Z}$-absorbing (in the sense of Amint, Golestani, Jamali, Phillips's simple tracially ...
Fan, Qingzhai   +2 more
core  

Tensor products for non-unital operator systems

open access: yes, 2012
In this short article, we study tensor products of not necessarily unital operator systems (for short, NUOS). We will define canonical functorial NUOS tensor products (in a similar fashion to Kavruk et al.
Ng, Chi-Keung, Li, Jian-Ze
core   +1 more source

Integrable Couplings and Two-Dimensional Unital Algebras

open access: yesAxioms
The paper aims to demonstrate that a linear expansion in a unital two-dimensional algebra can generate integrable couplings, proposing a novel approach for their construction. The integrable couplings presented encompass a range of perturbation equations
Wen-Xiu Ma
doaj   +1 more source

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