[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) › Siddhantarahasya (Raghunatha) # Siddhantarahasya (Raghunatha) (Siddhāntarahasya (Raghunātha)) सिद्धान्तरहस्य (रघुनाथ) - **Language:** Sanskrit - **Author:** [Raghunātha](https://indike.org/pramana/person/raghunatha) - **Text:** not yet digitised (catalogue entry) --- Source: [https://indike.org/pramana/in.astro.siddhanta.later.siddhantarahasya-raghunatha](https://indike.org/pramana/in.astro.siddhanta.later.siddhantarahasya-raghunatha) · Pramāṇa