In existographies, Aryabhata (476-550) (IQ:170|#375) (RGM:273|1,300+) (Odueny 100:61) (GMG:18) (GME:#) (GAE:#) (CR:5) (LH:3) (TL:8) was an Indian mathematician, astronomer, and physicist, noted for 
Aryabhata employed 62,832/20,000 (= 3.1416) for π; speculated, supposedly, that π (pi) is irrational, as later conjectured by Leonhard Euler, and proved by Johann Lambert (Ѻ); stated that the earth rotates on its axis; classified as a physicist for his explicit mention of the relativity of motion; is said to have been the first to employ a zero symbol concept, and that his later countryman Brahmagupta was to use a zero symbol and the first to show that subtracting a number from itself results in zero (Ѻ).
Quotes | By
The following are noted quotes by Aryabhata:
- “Just as a person travelling on a boat feels that the trees on the bank are moving, people on the earth feel the sun is moving.”
- — Aryabhata (c.520), Publication (Ѻ); cited by Kishore Dash (2019) in The Story of Econophysics (pg. 2)