大学数学
大學數學
대학수학
COLLEGE MATHEMATICS
2009年
5期
20-24
,共5页
泛函随机微分方程%上下解%不连续飘逸系数%单调映射的不动点原理
汎函隨機微分方程%上下解%不連續飄逸繫數%單調映射的不動點原理
범함수궤미분방정%상하해%불련속표일계수%단조영사적불동점원리
stochastic functional differential equations%upper and lower solutions%discontinuous drift%fixed point theorem for monotone mappings
讨论了具有不连续飘逸系数具有时滞的随机泛函微分方程,通过上下解方法和序拓扑空间中不动点原理给出了其解的存在性定理.
討論瞭具有不連續飄逸繫數具有時滯的隨機汎函微分方程,通過上下解方法和序拓撲空間中不動點原理給齣瞭其解的存在性定理.
토론료구유불련속표일계수구유시체적수궤범함미분방정,통과상하해방법화서탁복공간중불동점원리급출료기해적존재성정리.
We consider stochastic functional differential equations with delays and discontinuous drift coefficient. We derive the existence of solutions by means of upper and lower solutions method and a fixed point theorem for ordered topological space.
