17th September

Mathematicians who were born or died on 17th September

Mathematicians born on this day:

1743 : Marquis de Condorcet
1826 : Bernhard Riemann
1903 : Catherine Steele
1905 : Hans Freudenthal
1910 : Marshall Hall Jr
1918 : David Gilbarg
1937 : Moshé Flato

Mathematicians who died on this day:

1877 : Henry Fox Talbot
1891 : Józeph Petzval
1970 : Anton Dimitrija Bilimovic
1999 : Leonard Carlitz

Posters available   (Click on a link below)

Marie-Jean-Antoine-Nicolas de Caritat Bernhard Riemann Hans Freudenthal

A quotation for today

Marshall Hall Jr (1910 - 1990)

[from a foonote in Theory of Groups ]
We have used the term subinvariant subgroup as the term subnormal subgroup may be unnecessarily distracting.

Another quotation by one of today's mathematicians

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School of Mathematics and Statistics
University of St Andrews, Scotland