作者flygey (努力达成目标)
看板trans_math
标题[考古] 请问几题考古题
时间Mon Jun 30 23:24:02 2008
n n n
1. How to decide the order of x >n! or x <n! or x =n! for any x>0 and n->oo
oo
--- n+1 2n-1
2. \ (-1) pi
/ ------------
--- (2n-1)!
n=1
3.Find the length of arch of the cycloid having parametric equations
x=t-sint, y=1-cost
请问这几题如何解
感谢
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