nag_lapacklin_dpftrf (f07wdc) Example Program Data
  4     Nag_Lower   Nag_RFP_Normal   : n, uplo, transr

  0.76    0.34
  4.16    1.18
 -3.12    5.03
  0.56   -0.83
 -0.10    1.18                       : matrix A in RFP, ar[]