... η(u,z)+η(z,v) for each u,v,z ∈ D,(b) η(·,·) is affine in the first variable,(c) for each fixed v∈ D, u → η(v,u) is sequentially continuous from the weak topol-ogy to the weak topology;(iii) for each ... 0(3.35)is bounded for at least one v∈ D.Then, there is a unique solution un+1∈ D to problem (3.1) for each given iterate un.Ifc1<ρn<2βμL2δ2+ c2, n ≥ 0, for some c1,c2> ... η(u,z)+η(z,v) for each u,v,z ∈ D,(b) η(·,·) is affine in the first variable,(c) for each fixed v∈ D, u → η(v,u) is sequentially continuous from the weak topol-ogy to the weak topology;(iii) for each...