where @var{syntactic-symbol} is the name Emacs shows in the minibuffer
when you type @kbd{C-c C-o} at the beginning of the line, and
@var{offset} is one of the indentation symbols listed above (@code{+},
-@code{/}, @code{0}, etc.) that you've chosen during the interactive
+@code{/}, @code{0}, etc.)@: that you've chosen during the interactive
procedure.
@item