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Jaina Epistemology and Logic : Development and Doctrines
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category of a commentary, it seems to be an independent original work. Prabhācandra has also discussed all the other Indian systems in detail and has subjected them to devastating criticism.
In his other commentary Nyāyakumudacandra, Prabhācandra discussed some new topics and presented new arguments to establish the Jaina theory of epistemology. There is no doubt that he has explained all the aspects of pramāņa in a systematic and logical style in both the commentaries.
Like Māņikyanandin, A Digambar Ācārya, Vādidevasūri was the first Śvetāmbar Ācārya who wrote an aphoristic treatise on Jaina logic entitled Pramāņa-nayatattvāloka. Vādidevasuri differs from Māņikyanandin on the topics of kevali-kavalāhāra, emancipation of a woman etc. Vādidevasuri's Pramāņa-naya-tattvāloka comprises eight chapters having two more chapters than Parikṣāmukha, dealing with naya and vada also. Vādidevasuri was the first logician who systematized the rules of vada according to Jaina views. Chapter on naya summarizes the Jaina perspective of naya. A profound philosopher of the seventeenth century, a celebrated Jaina philosopher Ācārya Yaśovijaya, has followed his Pramaņa-naya- tattvāloka in his Jaina Tarka Bhāsā. Vādidevasuri himself wrote a valuable commentary on Pramaņa-naya- tattvāloka as Syādvāda-ratnākara. It is a voluminous commentary having eighty-four thousand anuştubh-metres. The title Syādvāda-ratnākara is significant by its subject matter. Vādidevasuri discussed those topics too which could not be taken up by Prabhācandra. The language of the work is very lucid and attractive. Syādvādaratnākara is of
