Generating functions are an ideal tool for studying sequences defined by recurrence.母函数是研究用递推关系来确定的函数的最理想工具.Sequences of rock units are incompletely known.岩石单元的层序了解得不完全.Heterochromatin has shown to be composed largely of...
We shall study a very particular kind of sequences, called convergent sequences.我们将研究称为收敛数列的很特别的一类数列.Generating functions are an ideal tool for studying sequences defined by recurrence.母函数是研究用递推关系来确定的函数的最理想工具.Heterochrom...
The little witch put a mock malignity into her beautiful eyes, and Joseph, trembling with sincere horror, hurried out praying and ejaculating " wicked " as he went.这个小女巫那双美丽的眼睛里添上一种嘲弄的恶毒神气. 约瑟夫真的吓得直抖, 赶紧跑出去,一边跑一边祷告,还嚷着 “...