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Try: [[Dramatis Personae]], [[Special:Random|Random page]], [{{fullurl:Special:RecentChanges|namespace=0|days=30|limit=100}} Recent changes], [[Special:Categories|Categories]], [[Special:AllPages|All pages]], and [[Special:Search|Search]]. | Try: | ||
[[Dramatis Personae]], [[Special:Random|Random page]], [{{fullurl:Special:RecentChanges|namespace=0&days=45&limit=250}} Recent changes], | |||
[[Dramatis Personae]], [[Special:Random|Random page]], [{{fullurl:Special:RecentChanges|namespace=0|days=30|limit=100}} Recent changes], | |||
[[Special:Categories|Categories]], [[Special:AllPages|All pages]], and [[Special:Search|Search]]. | |||
== Perennial favorites == | == Perennial favorites == |
Revision as of 09:51, 9 July 2019
Gnomon Chronicles is a work of fiction and nonfiction by Karl Jones.
On This Day in History: September 30
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.
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).
Permalink: September 30
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Dramatis Personae, Random page, Recent changes,
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Categories, All pages, and Search.