reserve x for object, X,Y for set;
reserve C for non empty set;
reserve c for Element of C;
reserve f,f1,f2,f3,g,g1 for complex-valued Function;
reserve r,p for Complex;

theorem Th35:
  (f1/f2)^ = (f2|dom(f2^))/f1
proof
  thus (f1/f2)^ = (f1(#)(f2^))^ by Th31
    .= (f1^)(#)(f2^^) by Th27
    .= (f2|dom(f2^))(#)(f1^) by Th26
    .= (f2|dom(f2^))/f1 by Th31;
end;
