PROGRAM e02ajfe ! E02AJF Example Program Text ! Mark 23 Release. NAG Copyright 2011. ! .. Use Statements .. USE nag_library, ONLY : e02ajf, e02akf, nag_wp ! .. Implicit None Statement .. IMPLICIT NONE ! .. Parameters .. REAL (KIND=nag_wp), PARAMETER :: xmax = 2.5E0_nag_wp REAL (KIND=nag_wp), PARAMETER :: xmin = -0.5E0_nag_wp INTEGER, PARAMETER :: nout = 6, np1 = 7 INTEGER, PARAMETER :: la = np1 INTEGER, PARAMETER :: laint = np1 + 1 REAL (KIND=nag_wp), PARAMETER :: a(la) = (/ 2.53213E0_nag_wp, & 1.13032E0_nag_wp, 0.27150E0_nag_wp, & 0.04434E0_nag_wp, 0.00547E0_nag_wp, & 0.00054E0_nag_wp, 0.00004E0_nag_wp/) ! .. Local Scalars .. REAL (KIND=nag_wp) :: ra, rb, res, xa, xb INTEGER :: ifail ! .. Local Arrays .. REAL (KIND=nag_wp) :: aint(laint) ! .. Executable Statements .. WRITE (nout,*) 'E02AJF Example Program Results' ifail = 0 CALL e02ajf(np1,xmin,xmax,a,1,la,0.0E0_nag_wp,aint,1,laint,ifail) xa = 0.0E0_nag_wp xb = 2.0E0_nag_wp ifail = 0 CALL e02akf(np1+1,xmin,xmax,aint,1,laint,xa,ra,ifail) ifail = 0 CALL e02akf(np1+1,xmin,xmax,aint,1,laint,xb,rb,ifail) res = rb - ra WRITE (nout,*) WRITE (nout,99999) 'Value of definite integral is ', res 99999 FORMAT (1X,A,F10.4) END PROGRAM e02ajfe