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1、分类号0175.8UDC密级编号10736硕士学位论文几类随机压缩型算子及其随机不动点理论研究生姓名:卢整智指导教师姓名、职称:韩晓玲副教授专业名称:基础数学研究方向:常微分方程及其应用二O—三年五月SomerandomcontractivetypemappingsandrelatedfixedpointtheoremsZhengzhiLu丙北师范大学研究生学位论文作者信息论文题目儿类随机压缩型算子及其随机不动点理论姓名卢整智学号2010210752专业名称常微分方程及其应用答辩□期2013.05.16联系电话13919054821E_mailLutou1203@J63.
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10、1,(0eQ,x(co,0)=x(co,2tc),x(co,0)=x(co,2k)(E)5,1=[0,2兀],ez•coQ,C(I,R)L«3«mIJ^'/aA0SeY[Aq,X:Q->C(I,R广f:QxIXR_>R.U(Ji21U^u1A0Zf¥al,1*CE0A:n0-A%o(E...c:4At©-§;4A0A:n0;0N;CES;51.AbstractInthisthesis,weintroducetheconceptofk-a-vjz-contractivetyperandommappingsandestablishfixedpointtheoremsfor
11、suchmappingsincompletemetrics-paces.Inthefirstchapter,wchavelistedsomefundamentalknowledge.Inthesecondchapter,weintroducethek-a-
12、/-contractivetyperandommappingsT,themappingsatisfyconditiona(x,y)d(T(co)x,T(co)y)13、tenceofrandomsolutionsoftheproblemu(t)=f(co,t,u,S(co)u),tI,coQ,u(co,0)=xo(co),wheref:QxixXxxX,foralluEC(I,X),foreachcoE£1,f(0),t,u,S(o))u(t))ismeasurable,foreachtEI,f(co,t,u,S((o)u(t))iscontinuousandxo(co)isamea-•asurablerandomvariable.WhereS(co)u(t)=()k(co,t,s)u(s)