... 0,foreach1 ≤ i ≤ N.Then, {xn} converges strongly to PΘx0.If Bi 0, for each 1 ≤ i ≤ N in Theorem 4.1,thenwegetyn,i xn.Hence,wecanobtain the following result immediately.Theorem ... the following assumptions for the bifunction F, the function A,andthesetE:A1 Fx, x0forallx ∈ EA2 F is monotone, that is, Fx, yFy, x ≤ 0forallx, y ∈ EA3 for each x, y, z ∈ E, limt ... 36,computertomography 37, and radiation therapy treatment planning 38. The following result can be obtained from Theorem 3.1. We, therefore, omit the proof.Theorem 4.1. Let E be a nonempty closed...