数学季刊 ›› 2018, Vol. 33 ›› Issue (3): 302-312.doi: 10.13371/j.cnki.chin.q.j.m.2018.03.009
摘要: In this paper, we establish fuzzy stability of the orthogonal Cauchy functional equations f(x + y) = f(x) + f(y), x ⊥ y and the orthogonal Cauchy functional of P exider type f(x + y) = g(x) + h(y), x ⊥ y in which ⊥ is the orthogonality in the sense of Rtz.
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