Program e04ndfe ! E04NDF Example Program Text ! Mark 24 Release. NAG Copyright 2012. ! .. Use Statements .. Use nag_library, Only: e04ncf, e04ndf, e04nef, nag_wp, x04abf, x04acf ! .. Implicit None Statement .. Implicit None ! .. Parameters .. Integer, Parameter :: iset = 1, nin = 5, ninopt = 7, & nout = 6 Character (*), Parameter :: fname = 'e04ndfe.opt' ! .. Local Scalars .. Real (Kind=nag_wp) :: obj Integer :: i, ifail, inform, iter, lda, ldc, & liwork, lwork, m, mode, n, nclin, & outchn, sdc ! .. Local Arrays .. Real (Kind=nag_wp), Allocatable :: a(:,:), b(:), bl(:), bu(:), c(:,:), & clamda(:), cvec(:), work(:), x(:) Integer, Allocatable :: istate(:), iwork(:), kx(:) ! .. Intrinsic Procedures .. Intrinsic :: max ! .. Executable Statements .. Write (nout,99998) 'E04NDF Example Program Results' Flush (nout) ! Skip heading in data file Read (nin,*) Read (nin,*) m, n, nclin liwork = n ldc = max(1,nclin) lda = max(1,m) If (nclin>0) Then sdc = n Else sdc = 1 End If ! This particular example problem is of type QP2, so we allocate ! A(LDA,N), CVEC(N), B(1) and define LWORK as below If (nclin>0) Then lwork = 2*n**2 + 10*n + 6*nclin Else lwork = 10*n End If Allocate (istate(n+nclin),kx(n),iwork(liwork),c(ldc,sdc),bl(n+nclin), & bu(n+nclin),cvec(n),x(n),a(lda,n),b(1),clamda(n+nclin),work(lwork)) Read (nin,*) cvec(1:n) Read (nin,*)(a(i,1:n),i=1,m) Read (nin,*)(c(i,1:sdc),i=1,nclin) Read (nin,*) bl(1:(n+nclin)) Read (nin,*) Read (nin,*) bu(1:(n+nclin)) Read (nin,*) Read (nin,*) x(1:n) ! Set the unit number for advisory messages to OUTCHN outchn = nout Call x04abf(iset,outchn) ! Set one option using E04NEF Call e04nef(' Problem Type = QP2 ') ! Open the options file for reading mode = 0 ifail = 0 Call x04acf(ninopt,fname,mode,ifail) ! Read the options file for the remaining options Call e04ndf(ninopt,inform) If (inform/=0) Then Write (nout,99999) ' ** E04NDF terminated with INFORM =', inform Flush (nout) Go To 100 End If ! Solve the problem ifail = 0 Call e04ncf(m,n,nclin,ldc,lda,c,bl,bu,cvec,istate,kx,x,a,b,iter,obj, & clamda,iwork,liwork,work,lwork,ifail) 100 Continue 99999 Format (1X,A,I5) 99998 Format (1X,A) End Program e04ndfe