Acta Mathematica Vietnamica
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SOME FIXED POINT THEOREMS FOR MAPPINGS OF TWO VARIABLES
TRAN QUOC BINHpp. 299-308
Abstract
The existence of fixed points $x = T(x, x)$ and the convergence of implicit iteration $x_n = T(x_n, x_{n-1})$ to the fixed points for generalized nonexpansive type mappings of two variables are investigated.