 Translation of sections. The vyāpti-vāda: C. Goekoop. 1967. The Logic of Invariable Concomitance in the Tattvacintāmaṇi. Dordrecht: D. Reidel. The vyāpti-graha-vāda: Mrinalkanti Gangopadhyay. 1975. “Gaṅgeśa on Vyāptigraha: The Means for the Ascertainment of Invariable Concomitance.” Journal of Indian Philosophy 3:167–208. The upādhi-vāda: