In this thesis, we mainly investigate the existences offixedpoints for weakly inward 1-set-contraction mappings and monotone operators with their applications.
本文主要研究了弱内向1 -集压缩映象和单调算子的不动点的存在性定理及其应用。
3
The existence of the minimal and maximal fixedpoints for order preserving set-valued operators on semi-ordered sets and semi-ordered topological spaces was analyzed.