Jed's Octave Assignment: Difference between revisions
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Created page with 'This is how you do simple matrix multiplication using octave. Here I multiplied a 3x3 matrix by a 3x4 matrix. octave-3.2.3.exe:8:C:\Octave\3.2.3_gcc-4.4.0\bin > a = [2,3,-4,5;…' |
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. Here I used octave to multiply a 3x3 matrix by a 3x4 matrix. | |||
> a = [2,3,-4,5;4,-6,9,0;9,3,4,6] | > a = [2,3,-4,5;4,-6,9,0;9,3,4,6] | ||
a = | a = | ||
| Line 10: | Line 10: | ||
9 3 4 6 | 9 3 4 6 | ||
> b = [1,4,5;4,8,-9;-82,6,0;] | > b = [1,4,5;4,8,-9;-82,6,0;] | ||
b = | b = | ||
| Line 18: | Line 18: | ||
-82 6 0 | -82 6 0 | ||
> b*a | > b*a | ||
ans = | ans = | ||
Revision as of 10:51, 1 October 2010
. Here I used octave to multiply a 3x3 matrix by a 3x4 matrix.
> a = [2,3,-4,5;4,-6,9,0;9,3,4,6] a =
2 3 -4 5 4 -6 9 0 9 3 4 6
> b = [1,4,5;4,8,-9;-82,6,0;]
b =
1 4 5 4 8 -9 -82 6 0
> b*a ans =
63 -6 52 35 -41 -63 20 -34 -140 -282 382 -410