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mex_rref

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23 Oct 2003 (Updated )

Same functionality as the MATLAB rref function, but quicker.

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Description

Same functionality as the MATLAB rref function, but quicker.

>> mex_rref_demo
 
A = rand(200);
 
R1 = rref(A);
Elapsed time is 1.435837 seconds.
 
R2 = mex_rref(A);
Elapsed time is 0.012729 seconds.
 
max(max(abs(R1 - R2))): 0
Speed-up factor: 113

MATLAB release MATLAB 7.7 (R2008b)
Other requirements Must be compiled from source - run "mex_rref_sub compile" to do this, usually.
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Comments and Ratings (1)
22 Nov 2011 Son Hua  
Updates
30 Aug 2010

Added a demo script and an auto-compile script. Also added proper support for tolerance parameter.

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