Template:Selected anniversaries/September 30: Difference between revisions

Revision as of 09:13, 3 September 2018

1550: Astronomer and mathematician Michael Maestlin born. He will be a mentor to Johannes Kepler, and play a sizable part in his adoption of the Copernican system.
1881: Council of algorithms announces plans to fund and build a Museum of Algorithms.
1882: Thomas Edison's first commercial hydroelectric power plant (later known as Appleton Edison Light Company) begins operation on the Fox River in Appleton, Wisconsin, United States.
1913: Mathematician Samuel Eilenberg born. He will co-found category theory with Saunders Mac Lane, and propose the Eilenberg swindle (a construction applying the telescoping cancellation idea to projective modules).
2018: Dard Hunter, Glyph Warden wins three Retroactive Academy Awards for Lifetime Achievement.

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 File:Samuel Eilenberg 1970.jpg|link=Samuel Eilenberg (nonfiction)|1913: Mathematician [[Samuel Eilenberg (nonfiction)|Samuel Eilenberg]] born.  He will co-found category theory with Saunders Mac Lane, and propose the Eilenberg swindle (a construction applying the telescoping cancellation idea to projective modules).
+||1916: Arthur Harold Stone born ... mathematician born in London, who worked mostly in topology.  he proved the Erdős–Stone theorem with Paul Erdős and is credited with the discovery of the first 2 flexagons, a trihexaflexagon and a hexahexaflexagon. Pic: https://www.cambridge.org/core/journals/bulletin-of-the-london-mathematical-society/article/arthur-harold-stone-19162000/1E575AF918A66A3DEB8F902221CCAFC5
 ||1925: Arkady Ostashev born ... engineer and educator.