The Pre-Qin Philosophers

"Pi" in the logic of the pre-qin scholars thought occupies a very important position,the study of "Pi" have pre-qin scholars,many of the pre-qin scholars problems can be reflected in the "Pi".This article is divided into three parts,in the pre-qin scholars compare Pi theory carding and research of the system.The first chapter is mainly about Pi pre-qin scholars made a general sense,pointed out that the essence and basic characteristics of Pi,on the basis of classification and Pi Pi and emphatically analyzes the logic of Pi and rhetoric of Pi distinguish standard and the importance of the differentiation of the two.As the core of the full text chapters,chapter 2 from the concept of "class" to "class" three meanings of the concept of research to the pre-qin scholars Pi concerning the different manifestations of the three dimensions explore the pre-qin scholars understanding of plant-based relations and analyzes the causes of the fallacy of Pi theory.The third chapter mainly through Pi and Aristotle analogical reasoning and Pi compared with traditional logic of analogical reasoning,find out their similarities and differences,and to analysis Pi and analogical reasoning is scientific or not,then reveal the pre-qin scholars Pi theory of logic meaning and realistic meaning.