Program f04atfe ! F04ATF Example Program Text ! Mark 24 Release. NAG Copyright 2012. ! .. Use Statements .. Use nag_library, Only: f04atf, nag_wp ! .. Implicit None Statement .. Implicit None ! .. Parameters .. Integer, Parameter :: nin = 5, nout = 6 ! .. Local Scalars .. Integer :: i, ifail, lda, ldaa, n ! .. Local Arrays .. Real (Kind=nag_wp), Allocatable :: a(:,:), aa(:,:), b(:), c(:), & wks1(:), wks2(:) ! .. Executable Statements .. Write (nout,*) 'F04ATF Example Program Results' Write (nout,*) ! Skip heading in data file Read (nin,*) Read (nin,*) n lda = n ldaa = n Allocate (a(lda,n),aa(ldaa,n),b(n),c(n),wks1(n),wks2(n)) Read (nin,*)(a(i,1:n),i=1,n), b(1:n) ! ifail: behaviour on error exit ! =0 for hard exit, =1 for quiet-soft, =-1 for noisy-soft ifail = 0 Call f04atf(a,lda,b,n,c,aa,ldaa,wks1,wks2,ifail) Write (nout,*) ' Solution' Write (nout,99999) c(1:n) 99999 Format (1X,F9.4) End Program f04atfe