find [det A(n+1)] / [det A(n)] .
更新1:
菩提的答案: [n!(n+1)!]² / [(2n+1)!(2n+2)!]
Determinant
2011-11-20 8:30 am
Given an nxn matrix A(n)=[ a(i,j) ] , a(i,j)= 1/(i+j), 0 < i, j < n+1,
find [det A(n+1)] / [det A(n)] .
find [det A(n+1)] / [det A(n)] .
回答 (1)
2011-11-25 4:10 am
收錄日期: 2021-04-23 23:26:57
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20111120000051KK00033