Cassius Jackson Keyser

Cassius Jackson Keyser
Born15 May 1862
Died8 May 1947 (1947-05-09) (aged 84)
NationalityAmerican
Alma materColumbia University
Known forFoundation of mathematics
SpouseElla Maud Crow
Scientific career
FieldsMathematics
InstitutionsUniversity of Missouri
SUNY New Paltz
Washington University in St. Louis
Columbia University
Thesis The Plane Geometry of the Point in Point-Space of Four Dimensions  (1901)
Doctoral studentsEric Temple Bell, Emil Post

Cassius Jackson Keyser (15 May 1862 – 8 May 1947) was an American mathematician of pronounced philosophical inclinations.