# Mathematician:Josiah Willard Gibbs

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## Contents

## Mathematician

American scientist who made important theoretical contributions to physics, chemistry, and mathematics.

One of the students of Karl Weierstrass, under whom he studied analysis in $1868$.

Much of the chemical industry of the U.S. is directly dependent upon the work he did.

## Nationality

American

## History

- Born: 11 February 1839 in New Haven, Connecticut, USA
- Died: 28 April 1903 in New Haven, Connecticut, USA

## Theorems and Definitions

- Gibbs Phenomenon
- Wilbraham-Gibbs Constant (independently of Henry Wilbraham)

Results named for **Josiah Willard Gibbs** can be found here.

Definitions of concepts named for **Josiah Willard Gibbs** can be found here.

## Publications

- 1873:
*Graphical Methods in the Thermodynamics of Fluids* - 1873:
*A Method of Geometrical Representation of the Thermodynamic Properties of Substances by Means of Surfaces* - 1876:
*On the Equilibrium of Heterogeneous Substances (part 1)* - 1878:
*On the Equilibrium of Heterogeneous Substances (part 2)*

## Sources

- John J. O'Connor and Edmund F. Robertson: "Josiah Willard Gibbs": MacTutor History of Mathematics archive

- 1992: George F. Simmons:
*Calculus Gems*... (previous) ... (next): Chapter $\text {A}.33$: Weierstrass ($1815$ – $1897$) - 2008: David Nelson:
*The Penguin Dictionary of Mathematics*(4th ed.) ... (previous) ... (next): Entry:**Gibbs, Josiah Willard**(1839-1903)