Chapter 12: The Principle of Computational Equivalence

Section 8: Undecidability and Intractability

Code 1004600

In cases (c) and (d) steady growth at about 0.035 and 0.039 cells per step (of which 28% on average are non-white) is seen up to at least 20 million steps, though there continue to be fluctuations as shown below.

Image Source Notebooks:

From Stephen Wolfram: A New Kind of Science [citation]