zoom
zoom_factor
Zoom factor by the display is to be expanded. The factors are powers
of 2; 1 = no zoom, 2 = factor of 2, 3 = factor of 4, and 4 = factor of 8.
window = no
Window the enlarged image?
The display is zoomed by the specified factor. A zoom factor of 1 is no magnification and higher factors correspond to factors of 2. The zoom replicates pixels on the monitor and only a part of the display frame centered on the display cursor is visible. The window option allows the user to adjust interactively with the cursor the part of the zoomed frame.
To magnify the displayed frame by a factor of 2:
cl> zoom 2
cv,