% -*- texinfo -*- % @deftypefn {Function File} {} polyder (@var{c}) % @deftypefnx {Function File} {[@var{q}] =} polyder (@var{b}, @var{a}) % @deftypefnx {Function File} {[@var{q}, @var{r}] =} polyder (@var{b}, @var{a}) % See polyderiv. % @end deftypefn