FFTW at the ITP Opteron Cluster

FFTW 3.1.2 Setting up the FFTW environment FFTW 3.2.1 Setting up the FFTW environment FFTW documentation

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FFTW, the Fastest Fourier Transform in the West, is a collection of fast C routines to compute the Discrete Fourier Transform (DFT).

FFTW 3.1.2

The FFTW 3.1.2 is available with GNU and INTEL compilers (64 Bit).

Setting up the FFTW environment

To use the FFTW please use the below description. You can use the following entry interactively. If you want to use this module permanently, place this entry below the global definitions in your ".bashrc" file.

GNU Compiler

module load fftw/3.1.2_gnu-4.1.2

INTEL Compiler

module load fftw/3.1.2_intel-10.1

FFTW 3.2.1

The FFTW 3.2.1 is available (without MPI-Support but with Thread-Support) with GNU compiler (64 Bit) .

Setting up the FFTW environment

To use the FFTW please use the below description. You can use the following entry interactively. If you want to use this module permanently, place this entry below the global definitions in your ".bashrc" file.

GNU Compiler

module load fftw/3.2.1_gnu-4.1.2

FFTW documentation

You can find the FFTW documentation on the following pages:

• FFTW Home
• FFTW Frequently Asked Questions
• FFTW Manual.