
theorem
  for C be Simple_closed_curve for n be Nat st n
  is_sufficiently_large_for C holds RightComp Span(C,n) c= BDD C
proof
  let C be Simple_closed_curve;
  let n be Nat;
  assume n is_sufficiently_large_for C;
  then BDD L~Span(C,n) c= BDD C by Th13;
  hence thesis by GOBRD14:37;
end;
