Gerhard Hessenberg

Gerhard Hessenberg
Hessenberg in May 1921
Born(1874-08-16)16 August 1874
Died16 November 1925(1925-11-16) (aged 51)
NationalityGerman
Alma materUniversity of Berlin
Known forHessenberg sum and product
Scientific career
FieldsMathematics
InstitutionsUniversity of Breslau
Thesis Über die Invarianten linearer und quadratischer binärer Differentialformen und ihre Anwendung auf die Deformation der Flächen  (1899)
Doctoral advisorHermann Schwarz
Lazarus Fuchs

Gerhard Hessenberg (German: [ˈgɛʁ.hart ˈhɛsənˌbɛrk]; 16 August 1874 – 16 November 1925) was a German mathematician who worked in projective geometry, differential geometry, and set theory.