Open AccessDecreasing flow invariant sets and fixed points of quasimonotone increasing operators
Author(s) -
Xiaoqing Xu,
Jiwei Sun
Publication year - 2001
Publication title -
proceedings of the american mathematical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.968
H-Index - 84
eISSN - 1088-6826
pISSN - 0002-9939
DOI - 10.1090/s0002-9939-01-05975-5
Subject(s) - mathematics , invariant (physics) , fixed point , pure mathematics , flow (mathematics) , operator (biology) , mathematical analysis , discrete mathematics , geometry , mathematical physics , biochemistry , chemistry , repressor , transcription factor , gene
In this paper, we obtain some new results about the existence of multiple fixed points of a kind of quasimonotone increasing operator by the new method of decreasing flow invariant set.