Adding Stein's strategy.
Adding Stein's strategy.

A neat variation of Tit For Tat that makes use of chi squared test to
check if the opponent is playing randomly. The paper does not describe
sufficient details as to what happens if the opponent is found to be
playing randomly.

ranjinidas/Axelrod,ranjinidas/Axelrod,marcharper/Axelrod,marcharper/Axelrod