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Definition
General framework for multiagent behavior; attempts to describe what happens when several rational agents face interacting decisions 


Term

Definition
Expressing payoffs as function of joint policy; represented as an ndimensional matrix 


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Definition
Represents policies as branching sequence (tree) of action choices; payoffs expressed as leaf values 


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Definition
An array of strategies, one for each player, such that each player's strategy is optimal, given that that the other players are playing their designated strategies 


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Definition
Cannot improve one player's payoff without decreasing another's 


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Definition
If for all strategies for the other players in the set of the possible strategies for other players, s is better than s prime, then s strictly dominates; for weak dominance just required that s is equal or better 


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Definition
No agent can improve by more than "E" by deviating to another strategy; max gain from deviation "E" also called regret 


Term
Games of complete information 

Definition
Everyone knows all the actions strategies 

