Isaak Bacharach (2 December 1854 – 22 September 1942) was a German
mathematics
Mathematics is a field of study that discovers and organizes methods, Mathematical theory, theories and theorems that are developed and Mathematical proof, proved for the needs of empirical sciences and mathematics itself. There are many ar ...
professor in
Erlangen
Erlangen (; , ) is a Middle Franconian city in Bavaria, Germany. It is the seat of the administrative district Erlangen-Höchstadt (former administrative district Erlangen), and with 119,810 inhabitants (as of 30 September 2024), it is the smalle ...
who proved the
Cayley–Bacharach theorem
In mathematics, the Cayley–Bacharach theorem is a statement about cubic curves (plane curves of degree three) in the projective plane . The original form states:
:Assume that two cubics and in the projective plane meet in nine (different) poi ...
on intersections of
cubic curve
In mathematics, a cubic plane curve is a plane algebraic curve defined by a cubic equation
:
applied to homogeneous coordinates for the projective plane; or the inhomogeneous version for the affine space determined by setting in such an eq ...
s.
He was murdered at the
Theresienstadt concentration camp
Theresienstadt Ghetto was established by the SS during World War II in the fortress town of Terezín, in the Protectorate of Bohemia and Moravia ( German-occupied Czechoslovakia). Theresienstadt served as a waystation to the extermination c ...
during
The Holocaust
The Holocaust (), known in Hebrew language, Hebrew as the (), was the genocide of History of the Jews in Europe, European Jews during World War II. From 1941 to 1945, Nazi Germany and Collaboration with Nazi Germany and Fascist Italy ...
.
References
External links
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1854 births
1942 deaths
19th-century German mathematicians
20th-century German mathematicians
Algebraic geometers
German people who died in the Theresienstadt Ghetto
People from Seligenstadt
Mathematicians from the German Empire
{{Germany-mathematician-stub