reserve x,y,z,X for set,
  T for Universe;

theorem
  for T be Hausdorff non empty TopSpace, N be constant net of T holds
  lim N = the_value_of N
proof
  let T be Hausdorff non empty TopSpace, N be constant net of T;
  the_value_of N in Lim N by Th33;
  hence thesis by Def17;
end;
