subject:"\[sage\-support\] Matrix Characteristic Polynomial"

Re: [sage-support] Matrix Characteristic Polynomial

2012-03-17 Thread Justin C. Walker

On Mar 17, 2012, at 13:13 , firebird wrote: > I was expecting x^2 as the characteristic polynomial. What's gone > wrong? I believe that the characteristic polynomial of a matrix, M, is given as "det(\lambda I-M)" or something similar. In your case (a 12x12 matirx), you should expect a polyno

[sage-support] Matrix Characteristic Polynomial

2012-03-17 Thread firebird

I was expecting x^2 as the characteristic polynomial. What's gone wrong? sage: type(m) sage: m [ 00 1/400 1/400 -1/400 -1/4] [ 1/400 -1/400 1/400 -1/400] [ 0 1/400 -1/400 -1/400 1/40] [ 00 1/4