Program f04mffe ! F04MFF Example Program Text ! Mark 24 Release. NAG Copyright 2012. ! .. Use Statements .. Use nag_library, Only: f04mff, nag_wp ! .. Implicit None Statement .. Implicit None ! .. Parameters .. Integer, Parameter :: nin = 5, nout = 6 ! .. Local Scalars .. Real (Kind=nag_wp) :: p Integer :: ifail, k, n ! .. Local Arrays .. Real (Kind=nag_wp), Allocatable :: b(:), t(:), work(:), x(:) ! .. Executable Statements .. Write (nout,*) 'F04MFF Example Program Results' Write (nout,*) ! Skip heading in data file Read (nin,*) Read (nin,*) n Allocate (b(n),t(0:n-1),work(2*n-1),x(n)) Read (nin,*) t(0:n-1) Read (nin,*) b(1:n) Do k = 1, n ! ifail: behaviour on error exit ! =0 for hard exit, =1 for quiet-soft, =-1 for noisy-soft ifail = 0 Call f04mff(k,t,b,x,p,work,ifail) Write (nout,*) Write (nout,99999) 'Solution for system of order', k Write (nout,99998) x(1:k) If (k>1) Then Write (nout,*) 'Reflection coefficient' Write (nout,99998) p End If End Do 99999 Format (1X,A,I5) 99998 Format (1X,5F9.4) End Program f04mffe