# Mathematician:Émile Michel Hyacinthe Lemoine

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## Mathematician

French mathematician and civil engineer who worked mainly in geometry.

He is best known for defining the Lemoine point of a triangle.

Also a musician who played in the chamber orchestra "La Trompette", which was of a high enough quality for Camille Saint-Saëns to write *Septet for Trumpet, String Quintet and Piano, Op.65* especially for it.

## Nationality

French

## History

- Born: 22 Nov 1840, Quimper, France
- Died: 21 Feb 1912, Paris, France

## Theorems and Definitions

Results named for **Émile Michel Hyacinthe Lemoine** can be found here.

Definitions of concepts named for **Émile Michel Hyacinthe Lemoine** can be found here.

## Publications

- 1894: Founded
*L'Intermédiaire des Mathématiciens*(with Charles-Ange Laisant)

## Notable Quotes

*A mathematical truth is neither simple nor complicated in itself, it*is*.*- -- Quoted in 1937: Eric Temple Bell:
*Men of Mathematics*:*They Say: What Say They? : Let Them Say*

- -- Quoted in 1937: Eric Temple Bell:

## Sources

- John J. O'Connor and Edmund F. Robertson: "Émile Michel Hyacinthe Lemoine": MacTutor History of Mathematics archive

- 1937: Eric Temple Bell:
*Men of Mathematics*... (previous) ... (next):*They Say: What Say They? : Let Them Say* - 1991: David Wells:
*Curious and Interesting Geometry*... (previous) ... (next): A Chronological List Of Mathematicians