If @var{buffer} is not supplied (or if it is not a live buffer), then
@code{other-buffer} returns the first buffer in the selected frame's
-local buffer list. (If @var{frame} is non-@code{nil}, it returns the
+local buffer list. (If @var{frame} is non-@code{nil}, it returns the
first buffer in @var{frame}'s local buffer list instead.)
If @var{frame} has a non-@code{nil} @code{buffer-predicate} parameter,