On Thu, Dec 13, 2012 at 12:26 PM, Philip Semanchuk <[email protected]>wrote:
> Hi all, > I'm porting some Fortran code that makes use of a number of BLAS and > LAPACK functions, including dbdsqr(). I've found all of the functions I > need via scipy.linalg.lapack.get_lapack_funcs/get_blas_funcs() except for > dbdsqr(). > > I see that the numpy source code (I looked at numpy-1.6.0b2) contains > dbdsqr() in numpy/linalg/dlapack_lite.c, but grep can't find that string in > the binary distribution on my Mac nor on Linux. If it's buried in a numpy > binary somewhere, I'm comfortable with using ctypes to call it, but I > suspect it isn't. > > Can anyone point me to a cross-platform (OS X, Linux & Windows) way I can > call this function? > > I'm unfortunately quite naïve about the math in the code I'm porting, so > I'm porting the code blindly -- if you ask me what problem I'm trying to > solve with dbdsqr(), I won't be able to explain. > > Not all the functions in lapack_lite are exposed in numpy. You might want to post on the scipy list, there have been recent additions supporting more lapack functions. Chuck
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