# Definition:Babylonian Clay Tablets

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## Definition

The **Babylonian clay tablets** are the written remains of the Old Babylonian empire.

## Historical Note

There are about a million **Babylonian clay tablets** that have been dug up from the ground in Mesopotamia.

Of these, a few hundred are concerned with mathematics and astronomy.

They indicate that the ancient Babylonians had a sophisticated knowledge of astronomy, and a number system which could express numbers to high precision.

They also indicate that they had the knowledge of how to solve quadratic equations.

## Sources

- 2004: Ian Stewart:
*Galois Theory*(3rd ed.) ... (previous) ... (next): Historical Introduction: Polynomial Equations - 2008: Ian Stewart:
*Taming the Infinite*... (previous) ... (next): Chapter $1$: Tokens, Tallies and Tablets: The first numerals