Results 151 to 160 of about 7,083 (231)

Investigation of multi-term delay fractional differential equations with integro-multipoint boundary conditions

open access: yesAIMS Mathematics
A new class of nonlocal boundary value problems consisting of multi-term delay fractional differential equations and multipoint-integral boundary conditions is studied in this paper.
Najla Alghamdi   +3 more
doaj   +1 more source

On the Hyers–Ulam–Rassias stability of generalized quadratic mappings in Banach modules

open access: yesJournal of Mathematical Analysis and Applications, 2004
Let \(X,Y\) be Banach modules over a Banach \(\ast\)-algebra \(A\). A mapping \(Q:X\to Y\) is called \(A\)-quadratic if it satisfies \[ Q(x+y)+Q(x-y)=2Q(x)+2Q(y)\quad \text{and}\quad Q(ax)=aQ(x)a^{\ast} \] for all \(a\in A\), \(x,y\in X\). Two types of generalized \(A\)-quadratic mappings are considered and for both of them the stability is proved. The
openaire   +2 more sources

Generalized Hyers-Ulam stability of derivations on Lie * C -algebras [PDF]

open access: diamond, 2013
Soo Hwan Kim   +3 more
openalex   +1 more source

Stability Of a Quadratic Functional Equation in Intuitionistic Fuzzy Banach Spaces

open access: yesJournal of New Results in Science, 2016
Hyers-Ulam-Rassias stability theorem has been applied to several functional equations for studying stability in caseof approximation of a given functional equation in Banach spaces,fuzzy Banach spaces etc.
Pratap Mondal   +2 more
doaj  

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