Edgar Raymond Lorch (July 22, 1907 – March 5, 1990) was a Swiss American

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, mathematical structure, structure, space, Mathematica ...

. Described by ''

The New York Times ''The New York Times'' (''NYT'') is an American daily newspaper based in New York City. ''The New York Times'' covers domestic, national, and international news, and publishes opinion pieces, investigative reports, and reviews. As one of ...

'' as "a leader in the development of modern mathematics theory", he was a professor of mathematics at

Columbia University Columbia University in the City of New York, commonly referred to as Columbia University, is a Private university, private Ivy League research university in New York City. Established in 1754 as King's College on the grounds of Trinity Churc ...

. He contributed to the fields general topology, especially metrizable and Baire spaces, group theory of permutation groups and functional analysis, especially spectral theory, convexity in Hilbert spaces and normed rings.

Biography

Born in Switzerland, Lorch emigrated with his family to the United States in 1917 and became a citizen in 1932. He joined the faculty of Columbia University in 1935 and retired in 1976, although he continued to write and lecture as professor emeritus. For his reminiscences of

Szeged Szeged ( , ; see also #Etymology, other alternative names) is List of cities and towns of Hungary#Largest cities in Hungary, the third largest city of Hungary, the largest city and regional centre of the Southern Great Plain and the county seat ...

, Lorch posthumously received in 1994 the

Lester R. Ford Award ''The American Mathematical Monthly'' is a peer-reviewed scientific journal of mathematics. It was established by Benjamin Finkel in 1894 and is published by Taylor & Francis on behalf of the Mathematical Association of America. It is an expositor ...

, with

Reuben Hersh Reuben Hersh (December 9, 1927 – January 3, 2020) was an American mathematician and academic, best known for his writings on the nature, practice, and social impact of mathematics. Although he was generally known as Reuben Hersh, late in life h ...

as editor.

References

External links

* 1907 births 1990 deaths Swiss emigrants to the United States 20th-century American mathematicians Columbia University faculty Columbia College (New York) alumni {{US-mathematician-stub