Hermann Lorenz Künneth (July 6, 1892

Neustadt an der Haardt Neustadt (German for ''new town'' or ''new city'') may refer to: Places * Neustadt (urban district) Czech Republic *Neustadt an der Mettau, Nové Město nad Metují *Neustadt an der Tafelfichte, Nové Město pod Smrkem *Nové Město na Mora ...

– May 7, 1975

Erlangen Erlangen (; East Franconian: ''Erlang'', Bavarian: ''Erlanga'') is a Middle Franconian city in Bavaria, Germany. It is the seat of the administrative district Erlangen-Höchstadt (former administrative district Erlangen), and with 116,062 inhab ...

) was a

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mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, structure, space, models, and change. History On ...

and renowned algebraic topologist, best known for his contribution to what is now known as the

Künneth theorem In mathematics, especially in homological algebra and algebraic topology, a Künneth theorem, also called a Künneth formula, is a statement relating the homology of two objects to the homology of their product. The classical statement of the K� ...

. In the winter semester 1910/11, Künneth joined the students' fraternity “Studentengesangverein Erlangen“, now “ Akademisch-Musikalische Verbindung Fridericiana Erlangen“ (“Students' Choral Society Erlangen“, now “Akademic Musical Fraternity Fridericiana Erlangen“). He carried out a variety of posts during his studies as well as after having left university in 1914. He participated in the

First World War World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...

and was captured by British forces. His 1922 doctoral thesis at the

University of Erlangen A university () is an institution of higher (or tertiary) education and research which awards academic degrees in several academic disciplines. Universities typically offer both undergraduate and postgraduate programs. In the United States, th ...

was titled ''Über die Bettischen Zahlen einer Produktmannigfaltigkeit'' (“On the Betti numbers of a product manifold”), it was supervised by Heinrich Franz Friedrich Tietze. From 1923, he was a teacher at secondary schools in Kronach and Erlangen. After retiring, he became professor at the

. In 1964, he was decorated with the Bundesverdienstkreuz, the highest German decoration.

References

Künneth, Hermann Lorenz
'' – ''Kurzbiographien'' (short biographies) of the

German Mathematical Society The German Mathematical Society (german: Deutsche Mathematiker-Vereinigung, DMV) is the main professional society of German mathematicians and represents German mathematics within the European Mathematical Society (EMS) and the International Math ...

Literature

* Haupt, Otto: “Hermann Künneth zum Gedenken”, ''Jahresbericht der Deutschen Mathematiker-Vereinigung'', 78 (1976) pp. 61–66
online
* Haas, Karl Eduard: “Die Akademisch-Musikalische Verbindung Fridericiana im Sondershäuser Verband“, Erlangen 1982, p. 295 {{DEFAULTSORT:Kunneth, Hermann 1892 births 1975 deaths 20th-century German mathematicians Topologists German military personnel of World War I People from Neustadt an der Weinstraße People from the Palatinate (region) Recipients of the Cross of the Order of Merit of the Federal Republic of Germany