The abstract logical thinking con tains two levels: the formal logic and the dialectical logic, which respectively has its important form of activity and characteristic function in thought innovation.

• 抽象逻辑思维包含着形式逻辑与辩证逻辑两个层面。形式逻辑与辩证逻辑在思维创新活动中各自有着重要的活动形式与功能特性。