A further necessary and sufficient condition for strong convergence of nonlinear contraction semigroups and of iterative methods for accretive operators in Banach spaces
Zongben Xu, Yao‐Lin Jiang, Gary F. Roach · Proceedings of the Edinburgh Mathematical Society · 1995
Let A be a quasi-accretive operator defined in a uniformly smooth Banach space. We present a necessary and sufficient condition for the strong convergence of the semigroups generated by – A and of the steepest descent methods to a zero of A.