Begin a negative numeric
argument for the next command
(negative-argument).
0 .. 9
Part of the numeric argument
for the next command (digit-argument).
<
.
Move point to the
beginning of the buffer; leave mark at previous position
(beginning-of-buffer).
>
Move point to the end of
the buffer; leave mark at previous position
(end-of-buffer).
?
Display documentation of
current major mode and minor modes
(describe-mode). The major mode description comes
first, followed by the minor modes, each on a separate
page.