Re: LAPACK

From: Carson Pun (carson_at_ieee.org)
Date: 10/08/04

  • Next message: Richard Mathar: "Re: Elementary Functions" 
    Date: Fri, 08 Oct 2004 22:15:12 GMT

    John Lansberry wrote:
    > <chapolincolorado@gmx.net> wrote in message
    > news:5e34840.0410051355.553e0c9a@posting.google.com...
    >
    >>what do I have to do for installing LAPACK on a pc with windows XP???
    >>canīt find any user-guides......
    >>thanks a lot
    >
    >
    > I'm not exactly sure what your problem is, but maybe this will help:
    >
    > 1. You need a Fortran compiler, unless you want to use CLAPACK.
    >
    > 2. Get LAPACK from netlib: http://netlib.org/lapack/index.html. There are
    > several ZIP files out there for Windows, including lapack-pc.zip,
    > lapack-pc-df.zip and lapack-pc-wfc.zip. Pick one that most closely matches
    > your Fortran compiler.
    >
    > 3. You can try using the supplied makefiles to build and test, but I tend to
    > use my development environment (Visual Studio for me) to create a static
    > library that I can then link into any program that needs it.
    >
    > 4. The speed of LAPACK is very dependent on the quality of your BLAS. The
    > reference implementation from netlib will work, but you will not get the
    > "best" performance.
    >
    > 5. If you really intend on making a lot of use of LAPACK, buy a Fortran
    > compiler that comes with BLAS/LAPACK, such as Compaq Visual Fortran. CVF is
    > no longer in development, however. Intel Visual Fortran is the replacement,
    > but you need to purchase the Intel MKL library to get BLAS/LAPACK.
    >
    > 6. If you are not married to Windows XP, you can try the switch to Linux,
    > and then you might be able to get good BLAS/LAPACK libraries for free. I
    > believe even Intel supplies free versions of its compilers and MKL for
    > non-commercial use.
    >
    >
    Yeah that's true, I have intel compilers installed in my linux box and
    its running very well. so maybe you can consider installing a linux,
    that will save u a lot of troubles.

  • Next message: Richard Mathar: "Re: Elementary Functions"

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