def es(b,W):
....: m=dimension(span(A))
....: n=W.dimension()
....: B=W.basis()
....: if transpose(A)!=A:
....: print("La matrice deve essere simmetrica")
....: return
....: else:
....: componenti=[var('x'+str(i)) for i in range(1,m+1)]
....: w=(SR^m).linear_combination_of_basis(componenti)
....: d=[b(B[i],w) for i in range(0,n)]
....: return d
is the same thing but a few typos were fixed.
On Thu, Jul 8, 2021 at 5:55 AM Cosimo Romito <ponteficezos...@gmail.com>
wrote:
> sage:
> def es(b,W):
> m=dimension(span(A))
> n=W.dimension()
> B=W.basis()
> if transpose(A)<>A:
> print("La matrice deve essere simmetrica")
> return
> else:
> componenti=[var('x'+str(i)) for i in range(1,m+1)]
> w=(SR^m).linear_combination_of_basis(componenti)
> d=[b(B[i],w) for i in range(0,n)]
>
> return d
>
>
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