, a similar problem of nonnegative integers

 – A field of study wherein researchers examine systems related to natural life, its processes, and its evolution, through the use of simulations

 – 1993 science fiction novel by David Brin, is set in a future society where the Game of Life is played in a competitive two-player mode

 – Two-dimensional Turing machine with emergent behavior

 – Social network game played on a two-dimensional matrix, a "human" Game of Life.

 – Type of mathematical model that provides diffusing-chemical-reagent simulations (including Life-like)