作者ooopppeeennn (open)
看板Grad-ProbAsk
標題[問題] 離散數學一題
時間Wed Apr 1 22:16:44 2009
Find the ordinary generating function of the sequence (a0,a1,a2,...)
where ar is the number of partitions of the integer r into distinct
primes
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◆ From: 140.114.216.145
推 s987692:ar = (1+x+x^2+x^3+x^4.......)^n 04/01 23:06
推 s987692:錯了 應該是(x^+x^2+x^3+x^4.......)^n 04/01 23:56
推 loveeveryone:能否麻煩樓上說明一下為什麼是這樣??? 04/02 09:01