Charles Jasper Joly

Charles Jasper Joly
Born(1864-06-27)27 June 1864
Died4 January 1906(1906-01-04) (aged 41)
Alma materTrinity College Dublin
Known forQuaternions
Spouse
Jessie Meade
(m. 1897)
Children3
RelativesJohn Joly (second cousin)
AwardsFellow of the Royal Society (1904)
Scientific career
FieldsMathematics
Astronomy
InstitutionsTrinity College Dublin
Royal Irish Academy

Charles Jasper Joly FRS FRAS MRIA (27 June 1864 4 January 1906) was an Irish mathematician and astronomer who was Andrews Professor of Astronomy from 1897 until his death in 1906. He was an important figure in the study of quaternions.