[Pramāṇa](https://indike.org/pramana/) › [Indian literature](https://indike.org/pramana/in) › [Astronomy & Mathematics](https://indike.org/pramana/in.astro) › [Mathematical Astronomy](https://indike.org/pramana/in.astro.siddhanta) › [Later siddhāntas and Sūryasiddhānta-based treatises](https://indike.org/pramana/in.astro.siddhanta.later) › Tantraratna (Gopendra Tipparaja) # Tantraratna (Gopendra Tipparaja) (Tantraratna (Gopendra Tipparāja)) तन्त्ररत्न (गोपेन्द्र तिप्पराज) In 8 adhyāyas, following the Sūryasiddhānta. - **Language:** Sanskrit - **Date:** 1515–1520 CE - **Author:** [Gopendra Tipparāja](https://indike.org/pramana/person/gopendra-tipparaja) - **Text:** not yet digitised (catalogue entry) --- Source: [https://indike.org/pramana/in.astro.siddhanta.later.tantraratna](https://indike.org/pramana/in.astro.siddhanta.later.tantraratna) · Pramāṇa