gp > A = [1,2,3;2,3,4;5,6,7]

%1 = 
[1 2 3]

[2 3 4]

[5 6 7]

gp > B = [0,1,2;2,3,4;0,3,7]

%2 = 
[0 1 2]

[2 3 4]

[0 3 7]

gp > A*B

%3 = 
[4 16 31]

[6 23 44]

[12 44 83]