波莱尔集相关论文
设在一紧致光滑流形上任给定一C~1切向量场S。本文提出一个满足对于S来说的乘法遍历定理的需要的Borel集。比起以往文献上为同样目......
Let X(1)= {X(1)(s), s ∈ R+ } and X(2)= {X(2)(t), t ∈ R+ } be two independent nondegenerate diusion processes with valu......
Density,SpreadandCharacterofSpacesofBorel SubsetsYangXu(杨旭)(DepertmentofMathematics,SipingNormalCollege,Siping,136000)CaoYe(曹.........
Lebesgue可测集比Borel集要多得多,可是要想给出一个具体的非Borel集的Lebesgue可测集是比较困难的.本文试图在直线上构造出一个非Borel集的Lebesgue可测集.......