Eigenvalues and ranges for perturbations of nonlinear accretive
and monotone operators in Banach spaces
Zhou Haiyun1and Athanassios G. Kartsatos2
Received15 Jan 1997
Abstract
Various eigenvalue and range results are given for perturbations of m-accretive and maximal monotone operators. The eigenvalue results improve and extend some recent results by Guan and Kartsatos, while the range theorem gives an affirmative answer to a recent problem of Kartsatos.