chemart / chameleon

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Colored chameleon chemistry — A puzzle in chemical clothing, and the smallest useful test case in the catalog. Three colours; when two chameleons of different colours meet, both take the third colour. The total count never changes, so the system just…

chemistry official · built in core fidelity: book #banzhaf-yamamoto

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Colored chameleon chemistry

One of the artificial chemistries of Banzhaf & Yamamoto, Artificial Chemistries (MIT Press, 2015), §2.5.1; first proposed by Winkler, 2009 puzzle (Communications of the ACM); formulated as an AC by Banzhaf & Yamamoto.

Its generator ships with the chemart library, so loading it runs no code from the hub and needs no trust_remote_code.

import chemart

net = chemart.generate_network("chemart/chameleon", seed=0)   # same as "chameleon"
print(net.summary())