# Congruent Numbers

Requires a Wolfram Notebook System

Interact on desktop, mobile and cloud with the free Wolfram CDF Player or other Wolfram Language products.

Requires a Wolfram Notebook System

Edit on desktop, mobile and cloud with any Wolfram Language product.

A positive integer is called congruent if it is the area of a right triangle whose side lengths are rational numbers.

[more]
Contributed by: Ed Pegg Jr (November 2013)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

Data for these triangles is from [1].

References

[1] M. Fiorentini. "Numeri Congruenti Minori di 1000." bitman.name/math/table/29.

[2] Wikipedia. "Congruent Number." (Mar 14, 2013) en.wikipedia.org/wiki/Congruent_number.

## Permanent Citation

"Congruent Numbers"

http://demonstrations.wolfram.com/CongruentNumbers/

Wolfram Demonstrations Project

Published: November 8 2013