Text and notes The successive variables {U1,U2…} appear to be uncorrelated. and although there is some structure in the sequence(and indeed the sequences will eventually repeat itself), it is rare for these deficiencies to cause problems in practice 房列{1U2的元素看互不相关,尽管在序列中存在 某当结构(该序列最终的磅重复),但是这并不影实 际应用 上海海事大学信息工程学院上海海事大学信息工程学院 Text and notes ◼ The successive variables appear to be uncorrelated, and, although there is some structure in the sequence (and indeed the sequences will eventually repeat itself), it is rare for these deficiencies to cause problems in practice. ◼ 序列 中的元素看似互不相关，尽管在序列中存在 某些结构（该序列最终的确重复），但是这并不影响实 际应用。 U U1 2 , ,  U U1 2 , , 