Cheney was in Madrid.切尼当时在马德里。That's one reason Cheney's stature isn't threatening to the new President.这是切尼的地位不会威胁到新总统的原因之一.Cheney is everyone's image of a typical cop: a big white guy, six foot, 220...
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...