The story
So named because 90 is the rule's Wolfram code.
Etymology from Wiktionary, CC BY-SA 4.0.
Rule 90
Today it means: An elementary cellular automaton based on the exclusive-or function. Full definition →
Today it means: An elementary cellular automaton based on the exclusive-or function. Full definition →
So named because 90 is the rule's Wolfram code.
Etymology from Wiktionary, CC BY-SA 4.0.