Ellis Robert Kolchin (April 18, 1916 – October 30, 1991) was an American mathematician at
Columbia University
Columbia University (also known as Columbia, and officially as Columbia University in the City of New York) is a private research university in New York City. Established in 1754 as King's College on the grounds of Trinity Church in Manhatt ...
. Kolchin earned a doctorate in mathematics from Columbia University in 1941 under supervision of
Joseph Ritt. He was awarded a
Guggenheim Fellowship
Guggenheim Fellowships are grants that have been awarded annually since by the John Simon Guggenheim Memorial Foundation to those "who have demonstrated exceptional capacity for productive scholarship or exceptional creative ability in the art ...
in 1954 and 1961.
Kolchin worked on differential algebra and its relation to differential equations, and founded the modern theory of
linear algebraic group
In mathematics, a linear algebraic group is a subgroup of the group of invertible n\times n matrices (under matrix multiplication) that is defined by polynomial equations. An example is the orthogonal group, defined by the relation M^TM = I ...
s. His doctoral students include
Azriel Rosenfeld and
Irving Adler
Irving Adler (April 27, 1913 – September 22, 2012) was an American author, mathematician, scientist, political activist, and educator. He was the author of 57 books (some under the pen name Robert Irving) about mathematics, science, and ...
.
See also
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Kolchin topology
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Lie–Kolchin theorem
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Picard–Vessiot theory
Publications
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References
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External links
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1916 births
1991 deaths
20th-century American mathematicians
Columbia University alumni
Columbia University faculty
Institute for Advanced Study visiting scholars
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