machine cognition
2.Under the guidance of the thought of Induction Machine of F. Bacon, the cognition school on AI led by H. Simon believed that the process of human scientific reference is exactly a heuristic searching process, after a series of calculating simulation research. In other words, the heuristic searching method of human-solving activity is exactly the logic or the method of scientific discovery.
4.In its knowledge of capitalist society, the proletariat was only in the perceptual stage of cognition in the hrst period of its practice, the period of machine-smashing and spontaneous struggle; it knew only some of the aspects and the external relations of the phenomena of capitalism.

