Index

Rundeck: P1SoM40

Created: Thu May 9 03:30:17 EDT 2024

fft2

Module:

File: FFT72.f

Summary: FFT2 calculates Fourier coefficients on secondary grid
Author : Gary Russell
Version: 1.0

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Declaration:

subroutine fft2 (f, a, b)

Calls the following subroutines/functions:

fft

Module: Global File: FFT72.f
FFT calculates fast fourier transform of an input array F

Variables:

input :

array

fourier :

coefficients (sin)

f : real*8, intent(in), dimension(KM)

fourier :

coefficients (sin)

a : real*8, intent(out), dimension(0:KM/2)

anew : real*8

dummy variable

b : real*8, intent(out), dimension(0:KM/2)

n : integer

loop variable