Mathematician:Pierre Frédéric Sarrus

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Mathematician

French mathematician who discovered a mnemonic rule for solving the determinant of a 3-by-3 matrix, named Sarrus' Scheme.

Demonstrated the Fundamental Lemma of Calculus of Variations.

Discovered Fermat pseudoprimes to base $2$, now known as Sarrus numbers or Poulet numbers.


Nationality

French


History

  • Born: 10 March 1798, Saint-Affrique
  • Died: 20 November 1861


Theorems and Definitions

Definitions of concepts named for Pierre Frédéric Sarrus can be found here.


Publications

Also known as

Usually known as Frédéric Sarrus.