Program e01bhfe ! E01BHF Example Program Text ! Mark 24 Release. NAG Copyright 2012. ! .. Use Statements .. Use nag_library, Only: e01bhf, nag_wp ! .. Implicit None Statement .. Implicit None ! .. Parameters .. Integer, Parameter :: nin = 5, nout = 6 ! .. Local Scalars .. Real (Kind=nag_wp) :: a, b, pint Integer :: ifail, ioerr, n, r ! .. Local Arrays .. Real (Kind=nag_wp), Allocatable :: d(:), f(:), x(:) ! .. Executable Statements .. Write (nout,*) 'E01BHF Example Program Results' ! Skip heading in data file Read (nin,*) Read (nin,*) n Allocate (d(n),f(n),x(n)) Do r = 1, n Read (nin,*) x(r), f(r), d(r) End Do Write (nout,*) Write (nout,*) ' Integral' Write (nout,*) ' A B over (A,B)' data: Do Read (nin,*,Iostat=ioerr) a, b If (ioerr<0) Then Exit data End If ifail = 0 Call e01bhf(n,x,f,d,a,b,pint,ifail) Write (nout,99999) a, b, pint End Do data 99999 Format (1X,3F13.4) End Program e01bhfe