Edgar Lorch

Edgar Lorch
Born(1907-07-22)July 22, 1907
DiedMarch 5, 1990(1990-03-05) (aged 82)
NationalitySwiss American
Alma materColumbia University
Scientific career
FieldsMathematics
InstitutionsColumbia University
Thesis Elementary Transformations  (1933)
Doctoral advisorJoseph Ritt
Doctoral studentsLeonard Gillman
Alan Hoffman
Hing Tong
Kevin Broughan

Edgar Raymond Lorch (July 22, 1907 – March 5, 1990) was a Swiss American mathematician. Described by The New York Times as "a leader in the development of modern mathematics theory",[1] he was a professor of mathematics at Columbia University. 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.

  1. ^ "Edgar R. Lorch, 82, A Leader in Building Mathematics Theory". Mar 7, 1990 – via NYTimes.com.