How To Matrix Multiply 3x3

How To Matrix Multiply 3x3 I have the following code documentclass article begin document M bordermatrix amp x amp y cr A amp 1 amp 0 cr B amp 0 amp 1 cr end document But this code makes a matrix with and i

Jun 16 2018 0183 32 Off topic instead of providing lots of empty columns presumably to increase the separation between quot real quot columns right it would be much more efficient if you a replaced Jun 12 2015 0183 32 I am hanging on this one since yesterday and was not able to find an example nor anything in the documentation maybe I am blind What i want is a matrix with border

multiplication-of-matrices-how-to-multiply-matrices-3x3-all-type How To Matrix Multiply 3x3
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Jan 26 2014 0183 32 I want a small matrix but the only command I can find is smallmatrix which leaves the brackets out Is there a simliar one that includes brackets

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