  DT = (1.0d0 - eps_t)*DT_old + eps_t*DT 
 eps_t =  0.29999999999999999     
seed_sobol = 1000000
           1  -432.91189663009999                4           1
           4  -438.45336923020000               24           2
          46  -442.08282324380002              702           3
         566  -443.03548911719997            13307           4
         584  -445.15762883939999            14529           5
         826  -446.95916615610003            25978           6
         962  -448.05645103410001            28476           7
        1657  -448.30683861710003            32955           8
        2839  -448.42729904240002            47521           9
       10586  -448.49206542700000           115390          10
