数学物理学报 ›› 1982, Vol. 2 ›› Issue (4): 449-463.
吕涛
Lu Tao
摘要: Consider nonlinear operator equation:Ax+Fx=α, where A is a dense closed linear operator, F is a nonlinear operator. In this paper, we shall give the criterion about solution existence of this equation and the convergence criterion of Galerkln approximate solutions.