[Pramāṇa](https://indike.org/pramana/) › [Indian literature](https://indike.org/pramana/in) › [Philosophy](https://indike.org/pramana/in.darsana) › [Logic and epistemology](https://indike.org/pramana/in.darsana.nyaya) › [Manuals and primers](https://indike.org/pramana/in.darsana.nyaya.prakarana) › [Nyāyasāra](https://indike.org/pramana/in.darsana.nyaya.prakarana.nyayasara) › Vicāra # Vicāra Commentary on [Essence of Nyāya (Nyāyasāra)](https://indike.org/pramana/in.darsana.nyaya.prakarana.nyayasara) - **Language:** Sanskrit - **Date:** 1215–1265 CE - **Author:** [Bhaṭṭa Rāghava](https://indike.org/pramana/person/bhatta-raghava) - **Text:** not yet digitised (catalogue entry) --- Source: [https://indike.org/pramana/in.darsana.nyaya.prakarana.nyayasara!bhatta-raghava](https://indike.org/pramana/in.darsana.nyaya.prakarana.nyayasara!bhatta-raghava) · Pramāṇa