Otto Blumenthal

Ludwig Otto Blumenthal
Ludwig Otto Blumenthal
	Left to right, standing: Michel Plancherel, Prof. Karl Goldziher (Budapest), Otto Blumenthal, sitting: Ms. Blumenthal, and an unknown woman, at the International Mathematical Congress, Zürich 1932
Born	20 July 1876; Frankfurt, Hesse-Nassau
Died	12 November 1944 (aged 68); Theresienstadt concentration camp, Czechoslovakia
Alma mater	Göttingen University
Known for	Editor of Mathematische Annalen, 1906-1938
Spouse	Mali Ebstein
Children	Margrete (born 1911), Ernst (born 1914)
	Scientific career
Thesis	Über die Entwicklung einer willkürlichen Funktion nach den Nennern des Kettenbruches (1898)
Doctoral advisor	David Hilbert
Doctoral students	Karl Gehlen

Ludwig Otto Blumenthal (20 July 1876 – 12 November 1944) was a German mathematician and professor at RWTH Aachen University.

Ludwig Otto Blumenthal
Left to right, standing: Michel Plancherel, Prof. Karl Goldziher (Budapest), Otto Blumenthal, sitting: Ms. Blumenthal, and an unknown woman, at the International Mathematical Congress, Zürich 1932
Born	(1876-07-20)20 July 1876 Frankfurt, Hesse-Nassau
Died	12 November 1944(1944-11-12) (aged 68) Theresienstadt concentration camp, Czechoslovakia
Alma mater	Göttingen University
Known for	Editor of Mathematische Annalen, 1906-1938
Spouse	Mali Ebstein
Children	Margrete (born 1911), Ernst (born 1914)
Scientific career
Thesis	Über die Entwicklung einer willkürlichen Funktion nach den Nennern des Kettenbruches $\scriptstyle \int _{-\infty }^{0}(z-\xi )^{-1}\varphi (\xi )d\xi$ (1898)
Doctoral advisor	David Hilbert
Doctoral students	Karl Gehlen