Jonathan Colvin writes: > Pondering on this, it raises an interesting question. Can we differentiate > between worlds that are (or appear to be) rule-based, and those that are > purely random?
The usual approach is that a system which is algorithmically compressible is defined as random. A rule-based universe has a short program that determines its evolution, or creates its state. A random universe has no program much smaller than itself which can encode its information. Hal Finney