Program x04ddfe ! X04DDF Example Program Text ! Mark 24 Release. NAG Copyright 2012. ! .. Use Statements .. Use nag_library, Only: nag_wp, x04ddf ! .. Implicit None Statement .. Implicit None ! .. Parameters .. Integer, Parameter :: nmax = 4, nout = 6 Integer, Parameter :: la = (nmax*(nmax+1))/2 Character (7), Parameter :: clabs(nmax) = (/ & 'Un ','Deux ', & 'Trois ','Quatre ' /) Character (7), Parameter :: rlabs(nmax) = (/ & 'Uno ','Due ', & 'Tre ','Quattro' /) ! .. Local Scalars .. Real (Kind=nag_wp) :: aa Integer :: i, ifail, indent, ncols Character (19) :: form ! .. Local Arrays .. Complex (Kind=nag_wp) :: a(la) ! .. Intrinsic Procedures .. Intrinsic :: cmplx, real ! .. Executable Statements .. Write (nout,*) 'X04DDF Example Program Results' Write (nout,*) Flush (nout) ! Generate an array of data Do i = 1, la aa = real(i,kind=nag_wp) a(i) = cmplx(aa,-aa,kind=nag_wp) End Do ncols = 80 indent = 0 ! Print order nmax lower triangular matrix with default format and ! integer row and column labels, and bracketed complex elements form = ' ' ifail = 0 Call x04ddf('Lower','Non-unit',nmax,a,'Bracketed',form,'Example 1:', & 'Integer',rlabs,'Integer',clabs,ncols,indent,ifail) Write (nout,*) Flush (nout) ! Print order nmax upper triangular matrix with user-supplied format ! and row and column labels, using the supplied format directly form = 'SS,F7.1,SP,F6.1,''i''' ifail = 0 Call x04ddf('Upper','Unit',nmax,a,'Direct',form,'Example 2:', & 'Character',rlabs,'Character',clabs,ncols,indent,ifail) Write (nout,*) Flush (nout) ! Print order nmax upper triangular matrix in MATLAB format ! Row and column labelling and USEFRM are ignored form = 'MATLABF8.2' ifail = 0 Call x04ddf('Upper','Non-unit',nmax,a,' ',form,'A',' ',rlabs,' ',clabs, & ncols,indent,ifail) End Program x04ddfe