Template:Selected anniversaries/September 30: Difference between revisions

Revision as of 08:10, 1 April 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:Euclid's algorithm.svg|link=Algorithm (nonfiction)|1881: Council of [[Algorithm (nonfiction)|algorithms]] announces plans to fund and build a Museum of Algorithms.
+||Johannes Wilhelm "Hans" Geiger (b. 30 September 1882) was a German physicist. He is best known as the co-inventor of the detector component of the Geiger counter and for the Geiger–Marsden experiment which discovered the atomic nucleus. Pic.
 File:Thomas Edison.jpg|link=Thomas Edison (nonfiction)|1882: [[Thomas Edison (nonfiction)|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.