Program g13bgfe ! G13BGF Example Program Text ! Mark 24 Release. NAG Copyright 2012. ! .. Use Statements .. Use nag_library, Only: g13bgf, nag_wp, x04caf ! .. Implicit None Statement .. Implicit None ! .. Parameters .. Integer, Parameter :: nin = 5, nout = 6 ! .. Local Scalars .. Integer :: i, ifail, iwa, kzef, ldxxyn, ncc, & nis, nnv, npara, nser, nsttf ! .. Local Arrays .. Real (Kind=nag_wp), Allocatable :: para(:), res(:), sttf(:), wa(:), & xxyn(:,:) Integer :: mr(7) Integer, Allocatable :: mt(:,:) ! .. Intrinsic Procedures .. Intrinsic :: max ! .. Executable Statements .. Write (nout,*) 'G13BGF Example Program Results' Write (nout,*) ! Skip heading in data file Read (nin,*) ! Read in the problem size Read (nin,*) nsttf, nser, nnv, kzef ! Number of input series nis = nser - 1 ! Read in orders Read (nin,*) mr(1:7) ldxxyn = nnv Allocate (mt(4,nser)) ! Read in transfer function Do i = 1, nis Read (nin,*) mt(1:4,i) End Do ! Calculate NPARA npara = 0 Do i = 1, nis npara = npara + mt(2,i) + mt(3,i) End Do npara = npara + mr(1) + mr(3) + mr(4) + mr(6) + nser ldxxyn = nnv ncc = 4*(mr(1)+mr(3)+mr(4)+mr(6)) iwa = nnv + 2*nsttf + max(nnv,nsttf) + max(nnv,ncc) Allocate (sttf(nsttf),xxyn(ldxxyn,nser),res(nnv),para(npara),wa(iwa)) ! Read in state set Read (nin,*) sttf(1:nsttf) ! Read in parameters Read (nin,*) para(1:npara) ! Read in new observations Read (nin,*)(xxyn(i,1:nser),i=1,nnv) ifail = 0 Call g13bgf(sttf,nsttf,mr,nser,mt,para,npara,nnv,xxyn,ldxxyn,kzef,res, & wa,iwa,ifail) ! Display results Write (nout,*) 'The updated state set' Write (nout,99999) sttf(1:nsttf) Write (nout,*) Write (nout,*) 'The residuals (after differencing)' Write (nout,99998)(i,res(i),i=1,nnv) Write (nout,*) Flush (nout) ifail = 0 Call x04caf('General',' ',nnv,nser,xxyn,ldxxyn, & 'The values of z(t) and n(t)',ifail) Write (nout,99997) 'The first ', nis, & ' columns hold the z(t) and the last column the n(t)' 99999 Format (1X,6F10.4) 99998 Format (1X,I4,F10.4) 99997 Format (1X,A,I0,A) End Program g13bgfe