Open AccessA theorem on many fixed points for nonlinear operator
Jingxian Sun1and Yong Sun1,2
Received01 Mar 1990
Revised01 Jun 1990
Multiple fixed points of weakly inward mappings are investigated
by means of ordinary differential equations in abstract spaces.
Copyright © 1990 Hindawi Publishing Corporation. This is an open access article distributed under the
Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.