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Discover Changadeva: The 11th‑Century Astrologer-Mathematician Shaping India’s Legacy
I share how discovering Changadeva (also known as Chandradeva) opened my eyes to the seamless blend of mathematics and astronomy in medieval India. I highlight his reputation as an 11th-century astrologer-mathematician and note his familial link to Bhaskaracharya (Bhaskara II) as part of a rich scholarly lineage. Readers will find a personal reflection on the…
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The Aryabhata Number System
The **Aryabhata Number System** showcases the ingenuity of ancient Indian mathematicians, with Aryabhata inventing a unique method of numerical representation using Samskritam letters. His seminal work, the **Aryabhatiya**, composed in 499 CE, is divided into four sections covering astronomical constants, mathematics, time reckoning, and celestial geometry. Aryabhata’s notable contributions include the use of the decimal…