Matrix multiplication Q.W not working - Result=matrix Q . matrix W

Asked Oct 30 '18 at 08:26

Active Oct 30 '18 at 08:33

Viewed 19 times

When I write the code to do the dot product between two matrices, Mathematica does not compute it:

How can I get the right matrix?

EDIT

Thank you for your willingness.

edited Oct 30 '18 at 08:33

asked Oct 30 '18 at 08:26

Gennaro Arguzzi

You should include "," in your the matrixdefinition: Q={{a,b},{c,d}} – Ulrich Neumann Oct 30 '18 at 08:29
Hello @UlrichNeumann, I get the same error. – Gennaro Arguzzi Oct 30 '18 at 08:33
2

remove MatrixForm from rhs of the definitions. – kglr Oct 30 '18 at 08:35
Thank you very much @kglr. – Gennaro Arguzzi Oct 30 '18 at 08:37

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