Charles Royal Johnson

Charles Royal Johnson (born January 28, 1948) is an American mathematician specializing in linear algebra. He is a Class of 1961 professor of mathematics at College of William and Mary.[1] The books Matrix Analysis and Topics in Matrix Analysis, co-written by him with Roger Horn, are standard texts in advanced linear algebra.[2][3][4]

Charles Royal Johnson
Born (1948-01-28) January 28, 1948
Elkhart, Indiana, United States
NationalityAmerican
Alma materNorthwestern University, California Institute of Technology
Scientific career
FieldsMathematics
InstitutionsCollege of William and Mary
Doctoral advisorOlga Taussky Todd

Career

Charles R. Johnson received a B.A. with distinction in Mathematics and Economics from Northwestern University in 1969. In 1972, he received a Ph.D. in Mathematics and Economics from the California Institute of Technology, where he was advised by Olga Taussky Todd; his dissertation was entitled "Matrices whose Hermitian Part is Positive Definite".[5] Johnson held various professorships over ten years at the University of Maryland, College Park starting in 1974. He was a professor at Clemson University from 1984–1987. In 1987, he became a professor of mathematics at the College of William and Mary, where he remains today.

References
  1. "College of William and Mary: faculty". Wm.edu. Archived from the original on 7 November 2014. Retrieved 27 October 2014.
  2. Horn, Roger A.; Horn, Roger A.; Johnson, Charles R. (23 February 1990). Matrix Analysis: Roger A. Horn, Charles R. Johnson: 9780521386326: Amazon.com: Books. ISBN 0521386322.
  3. "Topics in Matrix Analysis: Roger A. Horn, Charles R. Johnson: 9780521467131: Amazon.com: Books". Amazon.com. Retrieved 27 October 2014.
  4. Marcus, Marvin (1992). "Review: Topics in Matrix Analysis, by Roger A. Horn and Charles R. Johnson". Bull. Amer. Math. Soc. (N.S.). 27 (1): 191–198. doi:10.1090/s0273-0979-1992-00296-3.
  5. "Matrices whose Hermitian Part is Positive Definite" (PDF). caltech.edu. Retrieved 27 July 2019.


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