beginning-of-buffer-other-window

beginning-of-buffer-other-window is an interactive compiled Lisp function in `window.el'.

It is bound to <M-begin>, <M-home>, ESC <begin>, ESC <home>.

(beginning-of-buffer-other-window ARG)

Move point to the beginning of the buffer in the other window.
Leave mark at previous position.
With arg N, put point N/10 of the way from the true beginning.