pbmlife - apply Conway's rules of Life to a portable
bitmap
pbmlife [pbmfile]
Reads a portable bitmap as input. Applies the rules of
Life to it for one generation, and produces a portable
bitmap as output.
A white pixel in the image is interpreted as a live
beastie, and a black pixel as an empty space.
pbm(5)
Copyright (C) 1988, 1991 by Jef Poskanzer.