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TRAPI

TRAPI

Name


      TRAPI

Purpose


      Trapizoidal integration for irregularly spaced values.

Category


Calling Sequence


      out = trapi(x, y)

Inputs


      x = Array of X values. in
      y = Array of function values at each X. in

Keyword Parameters


Keywords


        /CUMULATIVE means return the cumulative integral,
          else the total integral.
        /DOUBLE work in double precision.

Outputs


      out = Output value. out

Common Blocks


Notes


Modification History


      R. Sterner, 2004 May 21
  Copyright (C) 2004, Johns Hopkins University/Applied Physics Laboratory
  This software may be used, copied, or redistributed as long as it is not
  sold and this copyright notice is reproduced on each copy made. This
  routine is provided as is without any express or implied warranties
  whatsoever. Other limitations apply as described in the file disclaimer.txt.



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