Program c02amfe ! C02AMF Example Program Text ! Mark 24 Release. NAG Copyright 2012. ! .. Use Statements .. Use nag_library, Only: c02amf, nag_wp ! .. Implicit None Statement .. Implicit None ! .. Parameters .. Integer, Parameter :: nin = 5, nout = 6 ! .. Local Scalars .. Complex (Kind=nag_wp) :: r, s, t, u Integer :: i, ifail ! .. Local Arrays .. Real (Kind=nag_wp) :: errest(3), zeroi(3), zeror(3) ! .. Executable Statements .. Write (nout,*) 'C02AMF Example Program Results' ! Skip heading in data file Read (nin,*) Read (nin,*) u, r, s, t ifail = 0 Call c02amf(u,r,s,t,zeror,zeroi,errest,ifail) Write (nout,*) Write (nout,*) ' Roots of cubic equation ', & ' Error estimates' Write (nout,*) ' ', & ' (machine-dependent)' Write (nout,*) Do i = 1, 3 Write (nout,99999) ' z = ', zeror(i), zeroi(i), '*i', errest(i) End Do 99999 Format (1X,A,1P,E12.4,Sp,E12.4,A,8X,Ss,E9.1) End Program c02amfe