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Edmond Laguerre

1834-04-09 – 1886-08-14

Portrait of Edmond Laguerre
French mathematician Edmond Laguerre ((1834-1886)Credit: Unknown author

Life & Legacy

Edmond Nicolas Laguerre (9 April 1834, Bar-le-Duc – 14 August 1886, Bar-le-Duc) was a French mathematician and a member of the Académie des sciences (1885). His main works were in the areas of geometry and complex analysis. He also investigated orthogonal polynomials (see Laguerre polynomials). Laguerre's method is a root-finding algorithm tailored to polynomials. He laid the foundations of a geometry of oriented spheres (Laguerre geometry and Laguerre plane), including the Laguerre transformation or transformation by reciprocal directions.

Occupation & Career

mathematician, professor, scientist, university teacher, military officer

Education

École polytechnique; École d'application de l'artillerie et du génie in Metz

Accomplishments, Inventions & Publications

Poncelet Prize; Officer of the Legion of Honour; Knight of the Legion of Honour; Laguerre polynomial; Laguerre's method; Laguerre plane; power diagram; Samuelson's inequality; Laguerre–Pólya class; Laguerre form; Laguerre transform; Laguerre formula; Laguerre transformations; Gauss–Laguerre quadrature

Legacy Highlights

Honors & Awards

Knight of the Legion of Honour · Officer of the Legion of Honour · Poncelet Prize

Employer

3rd Artillery Regiment · Château des Rohan · Collège de France · École polytechnique

Organizations & Memberships

French Academy of Sciences

Notable Work

Gauss–Laguerre quadrature · Laguerre form · Laguerre formula · Laguerre plane · Laguerre polynomial · Laguerre transform · Laguerre transformations · Laguerre–Pólya class · Laguerre's method · power diagram · Samuelson's inequality

Education & Institutions

École d'application de l'artillerie et du génie in Metz · École polytechnique

Verified Legacy Record

Sources & Provenance

  1. Wikidata population candidate Q560815 — wikidata View source

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