session sum = NTP4Verif +
theories
  "sum_SumSingle_sum_of_fun_le_sum_of_abs_funqtvc"
  "sum_SumSingle_usumqtvc"
  "sum_SumSingle_usum_recqtvc"
  "sum_SumSingle_example1qtvc"
  "sum_SumDouble_sum_of_fun_le_sum_of_abs_funqtvc"
  "sum_SumDouble_usumqtvc"
  "sum_SumDouble_usum_recqtvc"
  "sum_SumDouble_example1qtvc"
