# Book:Aryabhata the Elder/Aryabhatiya

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## Aryabhata the Elder:

## Aryabhata the Elder: *Aryabhatiya*

Published $\text {499}$.

### Subject Matter

### Contents

- An alphabetic system of numbers
- Arithmetical rules
- Solution methods for linear and quadratic equations
- Trigonometry (including both Sine and versine)
- The approximation $3 \cdotp 1416$ to pi

## Also known as

Bhaskara I refers to it as *Ashmakatantra* in his commentary *Aryabhatiyabhasya*

## Sources

- 2008: Ian Stewart:
*Taming the Infinite*... (previous) ... (next): Chapter $3$: Notations and Numbers: Brahmagupta, Mahavira and Bhaskara