... 14 Fixed Point Theory and Applications19 W. Takahashi and Kei Zembayashi, Strong and weak convergence theorems for equilibrium problems and relatively nonexpansive mappings i n Banach spaces,” ... elements for equilibrium problems and fixed point problems in Banach spaces,” Journal of Computational and AppliedMathematics, vol. 225, no. 1, pp. 20–30, 2009.15 A. Tada and W. Takahashi, “Weak and ... Takahashi and W. Takahashi, Strong convergence theorem for a generalized equilibrium problem and a nonexpansive mapping in a Hilbert space,” Nonlinear Analysis. Theory, Methods & Applications,vol....