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[MUG] Eigenvectors with LinearAlgebra
| [MUG] Eigenvectors with LinearAlgebra |
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Author: Jean Brillet
Posted: 27/11/2000 10:40:04 GMT
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>> From: Jean Brillet
Hi,
Is there a bug in "LinearAlgebra[Eingenvectors]" function (MAPLE 6.01) ?
> restart;
> A:=<<sqrt(2),1>|<1,0>>;
[sqrt(2) 1]
A := [ ]
[ 1 0]
linalg gives the correct answer
> linalg[eigenvectors](A);
[1/2 sqrt(2) + 1/2 sqrt(6), 1, {[1/2 sqrt(2) + 1/2 sqrt(6), 1]}],
[1/2 sqrt(2) - 1/2 sqrt(6), 1, {[1/2 sqrt(2) - 1/2 sqrt(6), 1]}]
but LinearAlgebra gives
> LinearAlgebra[Eigenvectors](A);
[1/2 sqrt(2) + 1/2 sqrt(6)] [0 0]
[ ], [ ]
[1/2 sqrt(2) - 1/2 sqrt(6)] [0 0]
Floating result (with sqrt(2.) in A) is correct.
Regards,
Jean Brillet
Jean Brillet
http://www.observ.u-bordeaux.fr
Tel : 05 57 77 61 57
Observatoire de Bordeaux
B.P. 89
33270 Floirac (France)
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