Joseph Sauveur

Science: Physics

An Engraving of Jesuit School of La Fleche
Jesuit School of La Fleche. Credit: Public Domain

Joseph Sauveur was born on March 24, 1653 in La Fleche, France. He was born deaf. He did not talk until he was seven years old. It was still hard for him to talk after that. He went to school at the Jesuit school of La Fleche. His favorite subject was math.

A Shock Test of a Naval Ship
Hydraulic Energy. Credit: Public Domain

After finishing school Sauveur became a math teacher. He was interested in hydraulics (MP4). Hydraulics is using water to create energy.

He was also interested in military fortifications. Military (MP4) fortifications (MP4) are buildings that protect soldiers during war. Later he got a job working for the Engineering Corps.

Fort Sumter
Military Fortification - Fort Sumter. Credit: Bubba73 https://creativecommons.org/licenses/by-sa/3.0
An Animation of String Vibrations Waves
Vibrating Strings at Different Frequencies. Credit: Adjwilley https://creativecommons.org/licenses/by-sa/3.0

After this Sauveur changed jobs. He became a teacher at the College Royal in Paris. Sauveur was interested in acoustics. He had an assistant who listened to the sounds for him since he could not hear the sounds. He studied how sound vibrates. He discovered that the mass of vibrating strings determined its frequency.

Piano Strings
Strings inside a Piano. Credit: Alexandre Eggert https://creativecommons.org/licenses/by/2.0

This is very important in music history because they could make many strings with the same sound. For example, inside a piano there are many strings. The strings on every piano make the same sound.He invented words such as harmonic, fundamental, and node. He is the founder of the study of acoustics.

Sauveur died on July 9, 1716 in Paris.

Read More about Joseph Sauveur

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References

Lang, H. G., & Meath-Lang, B. (1995). Joseph Sauveur. In A Biographical Dictionary: Deaf Persons in the Arts and Sciences (pp.309-311). Westport, CT: Greenwood Press.

Page last updated 11:35 AM, April 20, 2023