Presents a survey of the background and contribution, the author Dharmabhusana and his Nyaya Dipika. In the textual history of Jaina, the period from post-Vidyananda to pre-Yasovijaya is regarded as the declined one, which ceases to develop creativity in logic. However Dharmabhusana provides some original ideas which have not been seen in other Jaina texts. He digests the concept of two aspects of knowledge given by Dharmakirti into his word and provides a ...