International Journal of Multidisciplinary Horizon
ISSN No. : XXXX – XXXX
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Article Abstract
2024
The Siddhāntasundara: An Ancient Indian Astronomical Text By Jñānarāja
Author(s): TVK Bala Hanuman
Abstract
The Siddhāntasundara, written by Jñānarāja around 1500 CE, is a key text in ancient Indian astronomy. This work, meaning "Beautiful Treatise," combines mathematics, cosmology, and philosophy. It has two main parts: one on the structure of the universe and one on calculations for planets and eclipses. Jñānarāja comes from a family of scholars and uses simple yet clever Sanskrit verses to explain complex ideas. He rejects some old views, like a flat Earth, and supports a round Earth with math proofs. The text draws from earlier works but adds new thoughts on time, seasons, and divine order. It shows how Indian science mixed observation with Hindu beliefs. This article covers the history, Jñānarāja's life, main topics, contributions, style comparison with other texts, and legacy.