Births on September 27

Hans Hahn (mathematician)

Born on September 27, 1879

Hans Hahn, Austrian mathematician and philosopher (d. 1934)

Hans Hahn (German: [haːn]; 27 September 1879 – 24 July 1934) was an Austrian mathematician and philosopher who made contributions to functional analysis, topology, set theory, the calculus of variations, real analysis, and order theory. In philosophy he was among the main logical positivists of the Vienna Circle.

References

Hans Hahn (mathematician)

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Events on 1879

8 Feb

Sydney Riot of 1879
The England cricket team led by Lord Harris is attacked during a riot during a match in Sydney.
15 Feb

Rutherford B. Hayes
Women's rights: US President Rutherford B. Hayes signs a bill allowing female attorneys to argue cases before the Supreme Court of the United States.
5 Apr

War of the Pacific
Chile declares war on Bolivia and Peru, starting the War of the Pacific.
21 Oct

Incandescent light bulb
Thomas Edison applies for a patent for his design for an incandescent light bulb.
22 Oct

Thomas Edison
Using a filament of carbonized thread, Thomas Edison tests the first practical electric incandescent light bulb (it lasted 13½ hours before burning out).

Births on September 27

Hans Hahn (mathematician)

Born on September 27, 1879

References

Choose Another Date

Events on 1879

Sydney Riot of 1879

Rutherford B. Hayes

War of the Pacific

Incandescent light bulb

Thomas Edison