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Inverse of a matrix (Read 2808 times)
Gerrit-Jan Linker
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Inverse of a matrix
13.01.08 at 17:09:23
 
Inverse of a matrix
 
The inverse of a nxn square inversable matrix A is A-1 if the following is true:  
AA-1=A-1A = I in which I is the nxn unit matrix.  
 
A square nxn matrix A is called inversable if there is a matrix B such that AB = BA = I in which I is the nxn unit matrix.
 
See also:
Invertible matrix:
http://en.wikipedia.org/wiki/Invertible_matrix#Inversion_of_2.C3.972_matrices
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« Last Edit: 13.01.08 at 17:12:27 by Gerrit-Jan Linker »  

Gerrit-Jan Linker
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