multiply matrix

From: Julia Campa Romero <Julia.Campa_at_ciemat.es>
Date: Fri, 7 Aug 2009 11:18:51 +0200

Hi,

I have some problems when I multiply two matrix. First I made the inversion of a 2x2 matrix A, and it is ok(A¯1). But then when I multiply that the results it is not I, but the inversion it is not well done. A*A¯1=I
I made it through:
U.Mult(a,b)

Do you know what could be happening?

Julia

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Received on Fri Aug 07 2009 - 11:19:01 CEST