[Pramāṇa](https://indike.org/pramana/) › People › Gangesha Upadhyaya # Gangesha Upadhyaya (Gaṅgeśa Upādhyāya) Maithila founder of Navya-Nyāya, author of the Tattvacintāmaṇi. ## Works (7) - [Gangeshavallabha (Gāṅgeśavallabha)](https://indike.org/pramana/in.med.cikitsa.gangesavallabha) — Sanskrit; 1300–1360 CE; catalogued, text not yet digitised - [Katantrakaumudi (Kātantrakaumudī)](https://indike.org/pramana/in.vedanga.vyakarana.anya.katantra!gangesa-sarman) — Sanskrit; 1300–1360 CE; catalogued, text not yet digitised - [Mangalavada (Maṅgalavāda)](https://indike.org/pramana/in.darsana.nyaya.navya.mithila.mangalavada) — Sanskrit; 1300–1360 CE; partly digitised - [Ramaryashataka (Rāmāryāśataka)](https://indike.org/pramana/in.darsana.nyaya.navya.mithila.ramaryasataka) — Sanskrit; 1300–1360 CE; catalogued, text not yet digitised - [Siddhantacintamani (Siddhāntacintāmaṇi)](https://indike.org/pramana/in.darsana.nyaya.navya.mithila.siddhantacintamani) — Sanskrit; 1300–1360 CE; catalogued, text not yet digitised - [Tattvacintamani (Tattvacintāmaṇi)](https://indike.org/pramana/in.darsana.nyaya.navya.mithila.tattvacintamani) — Sanskrit; 1300–1360 CE; partly digitised - [Vidhivada (Vidhivāda)](https://indike.org/pramana/in.darsana.nyaya.navya.mithila.vidhivada) — Sanskrit; 1300–1360 CE; catalogued, text not yet digitised --- Source: [https://indike.org/pramana/person/gangesa](https://indike.org/pramana/person/gangesa) · Pramāṇa