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Text File  |  1996-07-19  |  1KB  |  43 lines
  1.       REAL FUNCTION genunf(low,high)
  2. C**********************************************************************
  3. C
  4. C     REAL FUNCTION GENUNF( LOW, HIGH )
  5. C
  6. C               GeNerate Uniform Real between LOW and HIGH
  7. C
  8. C
  9. C                              Function
  10. C
  11. C
  12. C     Generates a real uniformly distributed between LOW and HIGH.
  13. C
  14. C
  15. C                              Arguments
  16. C
  17. C
  18. C     LOW --> Low bound (exclusive) on real value to be generated
  19. C                         REAL LOW
  20. C
  21. C     HIGH --> High bound (exclusive) on real value to be generated
  22. C                         REAL HIGH
  23. C
  24. C**********************************************************************
  25. C     .. Scalar Arguments ..
  26.       REAL high,low
  27. C     ..
  28. C     .. External Functions ..
  29.       REAL ranf
  30.       EXTERNAL ranf
  31. C     ..
  32. C     .. Executable Statements ..
  33.       IF (.NOT. (low.GT.high)) GO TO 10
  34.       WRITE (*,*) 'LOW > HIGH in GENUNF: LOW ',low,' HIGH: ',high
  35.       WRITE (*,*) 'Abort'
  36.       CALL XSTOPX ('LOW > High in GENUNF - Abort')
  37.  
  38.    10 genunf = low + (high-low)*ranf()
  39.  
  40.       RETURN
  41.  
  42.       END
  43.