Module PCHEZ in NMS

• NMS Information

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

PCHEZ

 
Finds either spline or visually-pleasing piecewise cubic interpolant to input
N-arrays X,F. Evaluate resulting function with PCHEV; integrate it with PCHQA.
 
Classes  :  E1a . Interpolation of univariate data by polynomial splines
                (piecewise polynomials)
 
Type     : Fortran software in NMS collection.
Access   : Public domain. Portable.
Precision: Single.
 
Usage    : CALL PCHEZ(N,X,F,D,SPLINE,W,LW,IERR)
 
See also : PCHEV
 
Details  : Documentation Fullsource Sample Source
Sites    : (1) ITL
 

Implementation of PCHEZ from NMS on ITL

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