Logic of Invariable Concomitance in the Tattvacintamani

The history of Indian logic is roughly divided into three periods: old Nyaya, Buddhist logic and new Nyaya. Each period is characterized by the production of some outstanding Sanskrit text. The main texts of the first and second period have been translated into, and explained in, European languages. But the principal text of the third period, GaIigesa''s Tattvacintamal).i, is still not accessible ...