4 ideas
18844 | You would cripple mathematics if you denied Excluded Middle [Hilbert] |
10245 | One geometry cannot be more true than another [Poincaré] |
22725 | When players don't meet again, defection is the best strategy [Axelrod] |
22724 | Good strategies avoid conflict, respond to hostility, forgive, and are clear [Axelrod] |