Tuesday, November 14, 2006

6. Rule swapping

CA[rule] determines the transition from state to state. On the left a CA whose rule is 600. Up to time = 67 it grows whereupon it starts oscillating at a period of 46. The second CA [rule=357] lives only 88 days. The experiment explores how rule switching influences CA survival. At t=69 CA rule was switched from 357 to 600. After a transient period the CA settles at the CA[600] configuration which is called here a CA-solution.

At times t <= 69 rule swapping made the CA immortal. For t >69 rule swapping did not change the CA structure and it died at t=88.

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