--- a/scripts/polynomial/polyout.m
+++ b/scripts/polynomial/polyout.m
@@ -18,7 +18,9 @@
 ## <http://www.gnu.org/licenses/>.
 
 ## -*- texinfo -*-
-## @deftypefn {Function File} {} polyout (@var{c}, @var{x})
+## @deftypefn  {Function File} {} polyout (@var{c})
+## @deftypefnx {Function File} {} polyout (@var{c}, @var{x})
+## @deftypefnx {Function File} {@var{str} =} polyout (@dots{})
 ## Write formatted polynomial
 ## @tex
 ## $$ c(x) = c_1 x^n + \ldots + c_n x + c_{n+1} $$
@@ -28,9 +30,9 @@
 ##    c(x) = c(1) * x^n + @dots{} + c(n) x + c(n+1)
 ## @end example
 ## @end ifnottex
-##  and return it as a string or write it to the screen (if
-##  @var{nargout} is zero).
-##  @var{x} defaults to the string @code{"s"}.
+## and return it as a string or write it to the screen (if
+## @var{nargout} is zero).
+## @var{x} defaults to the string @code{"s"}.
 ## @seealso{polyval, polyvalm, poly, roots, conv, deconv, residue,
 ## filter, polyderiv, polyint}
 ## @end deftypefn