UP

Scrolls the current display backward.

UP {number-of-lines|MAX|CSR|PAGE|HALF}

Where:

number-of-lines: Specifies the number of lines to scroll the display.
MAX: Scrolls the display to the top.
CSR: Scrolls the display to the current cursor position, or one page if the cursor is not located within the display area.
PAGE: Scrolls the display by the number of lines in the display area.
HALF: Scrolls the display by one half the number of lines in the display area.

If no argument is specified, the scroll amount is determined by the default scroll value in the upper right corner of the display.