Open AccessSolution and Stability of a Mixed Type Cubic and Quartic Functional Equation in Quasi‐Banach Spaces
Author(s) -
M. Eshaghi Gordji,
S. Zolfaghari,
John Michael Rassias,
M. Bavand Savadkouhi
Publication year - 2009
Publication title -
abstract and applied analysis
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.228
H-Index - 56
eISSN - 1687-0409
pISSN - 1085-3375
DOI - 10.1155/2009/417473
Subject(s) - mathematics , banach space , quartic function , type (biology) , stability (learning theory) , mathematical analysis , pure mathematics , ecology , machine learning , computer science , biology
We obtain the general solution and the generalized Ulam-Hyers stability of the mixed type cubic and quartic functional equation f(x+2y)+f(x−2y)=4(f(x+y)+f(x−y))−24f(y)−6f(x)+3f(2y) in quasi-Banach spaces
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