Nonlinear fuzzy approximation of a mixed type ACQ functional equation via fixedpoint alternativeReport as inadecuate




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Mathematical Sciences

, 6:54

First Online: 24 October 2012Received: 28 July 2012Accepted: 25 September 2012

Abstract

Using the fixed point method, we prove the generalized Hyers-Ulam stabilityof the following additive-cubic-quartic functional equation:

11 f x + 2 y + 11 f x − 2 y = 44 f x + y + 44 f x − y + 12 f 3 y − 48 f 2 y + 60 f y − 66 f x Open image in new windowin fuzzy Banach spaces.

KeywordsHyers-Ulam stability Fuzzy Banach space Fixed point method 39B52 46S40 34K36 47S40 26E50 47H10 39B82  Download fulltext PDF



Author: Hassan Azadi Kenary

Source: https://link.springer.com/



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