This work is primarily an interpretation of India logic preserved in China. The material is mainly taken from K'uei Chi's Great Commentary on the Nyayapravesa. It is not designed to be a comprehensive study of Indian logic in general, nor is it planned to be a complete exposition of K'uei Chi's work in particular. Its scope is confined to formal logic. The author's intentions are to solve problems which have not yet been settled and to interpret theories which ...