# Mathematician:Aryabhata the Elder

## Mathematician

Indian mathematician and astronomer.

An early believer in the irrationality of $\pi$, and developed an approximation for it of $3.1416$.

Developed a positional system of numerals in c. $500$, but it lacked a symbol for zero.

Indian

## History

• Born: 476, Kusumapura (now Patna), India
• Died: 550, India

## Publications

• 499: Aryabhatiya (or Ashmakatantra, as it is referred to by Bhaskara I in his commentary Aryabhatiyabhasya)
• Arya-Siddhanta
• Several more lost treatises on mathematics and astronomy

## Also known as

The name can also be rendered Āryabhaṭa.

Aryabhata the Elder is also referred to as Aryabhata $\text I$ to distinguish him from Aryabhata II who lived some $400$ years later.