On Mon, Feb 2, 2009 at 18:21, <mtrum...@berkeley.edu> wrote: > Hello list.. I've run into two SVD errors over the last few days. Both > errors are identical in numpy/scipy. > > I've submitted a ticket for the 1st problem (numpy ticket #990). Summary > is: some builds of the lapack_lite module linking against system LAPACK > (not the bundled dlapack_lite.o, etc) give a "LinAlgError: SVD did not > converge" exception on my matrix. This error does occur using Mac's > Accelerate framework LAPACK, and a coworker's Ubuntu LAPACK version. It > does not seem to happen using ATLAS LAPACK (nor using Octave/Matlab on > said Ubuntu)
These are almost certainly issues with the particular implementations of LAPACK that you are using. I don't think there is anything we can do from numpy or scipy to change this. -- Robert Kern "I have come to believe that the whole world is an enigma, a harmless enigma that is made terrible by our own mad attempt to interpret it as though it had an underlying truth." -- Umberto Eco _______________________________________________ Numpy-discussion mailing list Numpy-discussion@scipy.org http://projects.scipy.org/mailman/listinfo/numpy-discussion
