[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) › [Handbooks for practical computation](https://indike.org/pramana/in.astro.siddhanta.karana) › [Ahobalanāthīya = Grahatantra](https://indike.org/pramana/in.astro.siddhanta.karana.ahobalanathiyagrahatantra) › Ahobalanāthīyavivaraṇa # Ahobalanāthīyavivaraṇa Commentary on [Ahobalanathiya = Grahatantra (Ahobalanāthīya = Grahatantra)](https://indike.org/pramana/in.astro.siddhanta.karana.ahobalanathiyagrahatantra) Vivaraṇa on Ahobalanātha's Ahobalanāthīya = Grahatantra, epoch appears to be Śaka 1489 = A.D. 1567. - **Language:** Sanskrit - **Date:** 1542–1592 CE - **Author:** [Veṅkaṭa Yajvan](https://indike.org/pramana/person/venkata-yajvan) - **Text:** not yet digitised (catalogue entry) --- Source: [https://indike.org/pramana/in.astro.siddhanta.karana.ahobalanathiyagrahatantra!venkatayajvan](https://indike.org/pramana/in.astro.siddhanta.karana.ahobalanathiyagrahatantra!venkatayajvan) · Pramāṇa