Gambit: Software Tools for Game Theory | ||
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Regret[profile->BEHAV, action->ACTION] =: NUMBER Regret[profile->MIXED, strategy->STRATEGY] =: NUMBER |
Regret returns the gain to a player for deviating to action or strategy, respectively, assuming all players are following profile. A strategy profile is a Nash equilibrium if and only if the regrets of all actions or strategies are zero.
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