a Matlab package for computing numerical rank and updating/downdating
Matlab package download (RankRev.zip)
The usage of the codes:
Step1: Unzip RankRev.zip in a directory. e.g. C:\rank
Step2: Start MATLAB.
Step3: Change directory to the folder, for example,
>> cd C:\rank\RankRev
 T.Y. Li and Z. Zeng, “A rank-revealing method with updating, downdating, and applications”, SIAM J. Matrix Anal. Appl., 26(4), pp918-946.
 T. L. Lee, T.Y. Li and Z. Zeng, “A rank-revealing method with updating, dowdating, and applications, Part II”, SIAM J. Matrix Anal. Appl., 31(2), pp503-525.
 T. L. Lee, T.Y. Li and Z. Zeng, “RankRev: a Matlab package for computing the numerical rank and updating/downdating”, Numerical Algorithms, 77(2):559-576, 2018.
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