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October 22nd, 2009, 11:04 PM  #1 
Newbie Joined: Oct 2009 Posts: 6 Thanks: 0  Standard basis vectors...easy, but its not clicking.
How do you multiply a 3x3 matrix with the standard basis vectors (e1, e2, e3)? Everytime I try I end up with the same matrix. Thank you so much!! 
October 23rd, 2009, 01:55 AM  #2 
Senior Member Joined: Oct 2007 From: Chicago Posts: 1,701 Thanks: 3  Re: Standard basis vectors...easy, but its not clicking.
You're supposed to be getting your matrix back the matrix [e1 e2 e3] is the identity matrix. 

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