question: returns an iterator of the elements contained in the stack . concode_field_sep Stack<RatPoly> polys concode_field_sep void add concode_elem_sep void sub concode_elem_sep void swap concode_elem_sep void mul concode_elem_sep void clear concode_elem_sep RatPoly getNthFromTop concode_elem_sep void push concode_elem_sep void integrate concode_elem_sep void checkRep concode_elem_sep RatPoly pop concode_elem_sep void div concode_elem_sep void differentiate concode_elem_sep int size concode_elem_sep void dup
target: Iterator < RatPoly > function ( ) { return polys . iterator ( ) ; }