nag_quad_md_simplex (d01pac) Example Program Results
maxord   Estimated      Estimated         Integrand
           value         accuracy        evaluations
   1      0.25816       2.582e-01              1
   2      0.25011       8.058e-03              5
   3      0.25000       1.067e-04             15
   4      0.25000       4.098e-07             35
   5      0.25000       1.731e-09             70