About William Prager
Lived 1903 – 1980 (aged 76). William Prager was a German and American mathematician, university teacher and engineer, known for Drucker–Prager yield criterion, Flow plasticity theory and Michell structures.
William Prager, before 1940 Willy Prager (23 May 1903 – 17 March 1980), was a German-born American applied mathematician. In the field of mechanics he is well known for the Drucker–Prager yield criterion.
Biography Willy Prager was born on 23 May 1903 in Karlsruhe. He studied civil engineering at the Technische Universität Darmstadt and received his diploma in 1925. He received his doctorate in 1926 and worked as a research assistant in the field of mechanics from 1925 to 1929.
He died on 17 March 1980 in Zürich.
The Society of Engineering Science has awarded the William Prager Medal in Solid Mechanics since 1983 in his honor. In 1957, he received a Guggenheim Fellowship.
Works , 1926, dissertation (with K. Hohenemser), 1933 , 1937
Prager, William (1961). Introduction to Mechanics of Continua. Ginn and Company.
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Frequently asked questions
Who was William Prager?
American applied mathematician (1903-1980)
When was William Prager born?
William Prager was born on 23 May 1903 in Karlsruhe.
When did William Prager die?
William Prager died on 17 March 1980 in Savognin, Zurich.
What was William Prager's occupation?
William Prager was a mathematician, university teacher and engineer.
What was William Prager known for?
William Prager was known for Drucker–Prager yield criterion, Flow plasticity theory, Michell structures and Viscoplasticity.
What nationality was William Prager?
William Prager was German and American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). William Prager. https://biography.guide/william-prager/
MLA: "William Prager." Biography.guide, https://biography.guide/william-prager/.
Chicago: "William Prager." Biography.guide. https://biography.guide/william-prager/.
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