# Mathematician:Bernard Frénicle de Bessy

## Contents

## Mathematician

French mathematician who wrote numerous mathematical papers, mainly in number theory and combinatorics.

Described all $880$ essentially different normal magic squares of order $4$.

Invented the Frénicle standard form, a standard representation of magic squares

Solved many problems created by Pierre de Fermat.

Discovered the cube property of the number $1729$ (Ramanujan number), later referred to as a taxicab number.

A member of the informal Académie Parisienne.

## Nationality

French

## History

- Born: c. 1604 in Paris, France
- Died: 1674 in Paris, France

## Theorems and Definitions

## Publications

- 1693:
*Des quarrez ou tables magiques*, a treatise on magic squares - 1693:
*La Méthode des exclusions*

## Also known as

Generally known as **Frénicle**.

Some sources report his name without the accent: **Frenicle**.