A Research Into Jin Yuelin's Logical Thoughts

Mr.Jin Yuelin was one of the most famous Logicians in Our country,who had been engaged in the studying and teaching of logic for more than half a century. He had achieved great attainments and attributed a great deal to the development of logic in our country.Jin Yue Lin's logical thoughts is mainly reflected in his traditional and modern logical thoughts. Jin's thoughts on traditional logic, composed of 3 sections:(1)The creative introduction of the traditional logic.(2)The enrichment of the traditional logic. (3)The criticism of the traditional logic. Jin Yuelin was the first to find and form the hypothetical necessary conditional proposition and its deductive rules in the history of traditional logic. Based on analysing people's thought one practical act materils, Mr. Jin gave other new propositional forms, all this greatly enriched the content of thetraditional logic. Jin's some criticism of traditional logic concerned with such as proposition, the reverse relation between intension and extension of wnoun, the exist of svbject term, the syllogism the by pothetical reasoning aetc.Jin Yue Lin's thoughts on Modern Logic is maily reflected by three aspects:(l)spread of Mathemactical Logic. (2)the discussion of the logical system's completeness, consistency and indepence. (3)the thoughts on the philosophy of logic. Of all, what the thoughts on thephilosophy of logic are Jin Yue Lin's answer to what logic actually is,the distinguishing logical system from logic and the dicussion on several viewpoints about implication.Jin Yue Lin's logical thoughts has some distinctive characteristic. He uses the "Language of conciseness and simplicity and was good at using a lot some new and unique viewpoints in his logical thoughts. His analysis is very meticulous and his content of instruction and research is full of creativeness.In a word, these characteristics create the academic individvality of Jin Yue Lin, and also creat the position on the logical history in China and the culture history in modern and contemporary times in China.