Module DEZFTF in NMS

• NMS Information

• Components
  • Documentation from ITL
  • Fullsource from ITL
  • Sample from ITL
  • Source from ITL

DEZFTF

 
Forward FFT of N data points R(N). Returns A(N/2) and B(N/2) as cosine and sine
coefficients, AZERO as mean.
 
Classes  :  J1a1 . One-dimensional real fast Fourier transforms
 
Type     : Fortran software in NMS collection.
Access   : Public domain. Portable.
Precision: Double.
 
Usage    : CALL DEZFTF(N,R,AZERO,A,B,W)
 
See also : EZFFTI EZFFTB
 
Details  : Documentation Fullsource Sample Source
Sites    : (1) ITL
 

Implementation of DEZFTF from NMS on ITL

 
ITL:       Unix Workstation Network, National Institute of Standards and
           Technology (NIST), Gaithersburg, MD. Available to NIST staff.
 
Precision: Double. (Single: EZFFTF)