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hyperstability of bi-cauchy-jensen functional equations
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نویسنده
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kaskasem prondanai ,klin-eam chakkrid
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منبع
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international journal of nonlinear analysis and applications - 2022 - دوره : 13 - شماره : 2 - صفحه:3145 -3160
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چکیده
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In this paper, we prove some hyperstability results of the bi-cauchy-jensen functional equation: 2f (x+y, z+w/2) = f(x,z) + f(x,w) + f(y,z) + f(y,w) in banach spaces by using fixed point method.
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کلیدواژه
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hyperstability ,bi-cauchy-jensen functional equation ,fixed point theorem
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آدرس
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naresuan university, faculty of science, research center for academic excellence in mathematics, department of mathematics, thailand, naresuan university, faculty of science, department of mathematics, thailand
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پست الکترونیکی
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chakkridk@nu.ac.th
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Authors
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