
theorem Th22:
  for X being non empty TopSpace for Z being monotone-convergence
  T_0-TopSpace for Y being non empty SubSpace of Z st Y is_a_retract_of Z &
  oContMaps(X, Z) is complete continuous holds oContMaps(X, Y) is complete
  continuous
by Th19,YELLOW16:21,YELLOW16:22;
