Program g01eufe ! G01EUF Example Program Text ! Mark 24 Release. NAG Copyright 2012. ! .. Use Statements .. Use nag_library, Only: g01euf, g01zuf, nag_wp, x02alf ! .. Implicit None Statement .. Implicit None ! .. Parameters .. Integer, Parameter :: mode = 1, nin = 5, nout = 6 ! .. Local Scalars .. Real (Kind=nag_wp) :: beta2, c1, c2, rkappa, x, xl, xu, y Integer :: ifail ! .. Local Arrays .. Real (Kind=nag_wp) :: rcomm(322) ! .. Executable Statements .. Write (nout,*) 'G01EUF Example Program Results' Write (nout,*) ! Skip heading in data file Read (nin,*) ! Display titles Write (nout,99998) 'X', 'RKAPPA', 'BETA2', 'Y', 'IFAIL' Write (nout,*) c1 = -x02alf() c2 = -x02alf() d_lp: Do Read (nin,*,Iostat=ifail) x, rkappa, beta2 If (ifail/=0) Then Exit d_lp End If If ((rkappa/=c1) .Or. (beta2/=c2)) Then ! If RKAPPA or BETA2 have changed, initialise array RCOMM ifail = 0 Call g01zuf(rkappa,beta2,mode,xl,xu,rcomm,ifail) End If ! Compute the value of the Vavilov distribution function ifail = 0 y = g01euf(x,rcomm,ifail) ! Display results Write (nout,99999) x, rkappa, beta2, y, ifail c1 = rkappa c2 = beta2 End Do d_lp 99999 Format (1X,F4.1,5X,F4.1,5X,F4.1,3X,1P,E12.4,I6) 99998 Format (1X,A2,5X,A6,4X,A5,8X,A1,8X,A5) End Program g01eufe