Syntax Atomic event:A complete specification of the state of the world about which the agent is uncertain 原子事件：对智能体无法确定的世界状态的一个完整的详细描 述。 e.g.,if the world consists of only two Boolean variables Cavity and Toothache,then there are 4 distinct atomic events: Cavity false A Toothache false Cavity false A Toothache true Cavity true A Toothache false Cavity true A Toothache true Atomic events are mutually exclusive(互斥)and exhaustive(穷尽 的) 口卡回t·三色，是分Q0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Syntax Atomic event: A complete specification of the state of the world about which the agent is uncertain 原子事件：对智能体无法确定的世界状态的一个完整的详细描 述。 e.g., if the world consists of only two Boolean variables Cavity and Toothache, then there are 4 distinct atomic events: ▶ Cavity = false ∧ Toothache = false ▶ Cavity = false ∧ Toothache = true ▶ Cavity = true ∧ Toothache = false ▶ Cavity = true ∧ Toothache = true Atomic events are mutually exclusive (互斥) and exhaustive（穷尽 的）