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approximate mixed additive and quadratic functional in 2banach spaces
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نویسنده
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eivani shirin ,ostadbashi saeed
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منبع
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caspian journal of mathematical sciences - 2015 - دوره : 4 - شماره : 2 - صفحه:167 -173
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چکیده
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In the paper we establish the general solution of the function equation f(2x+y)+f(2xy)=f(x+y)+f(xy)+2f(2x)2f(x) and investigate the hyersulamrassias stability of this equation in 2banach spaces.
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کلیدواژه
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linear 2-normed space ,hyers-ulam-rassias ,quadratic function ,additive function
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آدرس
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urmia university, faculty of sciences, department of mathematics, ایران, urmia university, faculty of sciences, department of mathematics, ایران
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پست الکترونیکی
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s.ostadbashi@urmia.ac.ir
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Authors
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