# How Old Were Some Famous Mathematicians?

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The Demonstration gives a simple problem involving the ages of famous mathematicians.

Contributed by: Izidor Hafner (December 2012)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

Writing in 1864, Augustus De Morgan said he was years old in the year AD. When was he born?

Reference

[1] D. Wells, *The Penguin Book of Curious and Interesting Puzzles*, London: Penguin Books, 1993 p. 63.

## Permanent Citation

"How Old Were Some Famous Mathematicians?"

http://demonstrations.wolfram.com/HowOldWereSomeFamousMathematicians/

Wolfram Demonstrations Project

Published: December 10 2012