Nash proves that if we allow mixed strategies, then every game with a finite number of players in which each player can choose from finitely many pure strategies has at least one Nash equilibrium.
纳什证明，如果我们允许混合策略，则每个有限个玩家且每个玩家可以从有限多个纯策略中做选择的博弈具有至少一个纳什均衡。