Template:Selected anniversaries/August 17: Difference between revisions
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||Pavel Samuilovich Urysohn (b. February 3, 1898 – August 17, 1924) was a Soviet mathematician of Jewish origin who is best known for his contributions in dimension theory, and for developing Urysohn's Metrization Theorem and Urysohn's Lemma. Pic. | ||Pavel Samuilovich Urysohn (b. February 3, 1898 – August 17, 1924) was a Soviet mathematician of Jewish origin who is best known for his contributions in dimension theory, and for developing Urysohn's Metrization Theorem and Urysohn's Lemma. Pic. | ||
||Erik Ivar Fredholm ( | File:Erik Ivar Fredholm.jpg|link=Erik Ivar Fredholm (nonfiction)|1927: Mathematician [[Erik Ivar Fredholm (nonfiction)|Erik Ivar Fredholm]] dies. He introduced and analyzed a class of integral equations now called Fredholm equations. Fredholm's work on integral equations and operator theory anticipated the theory of Hilbert spaces. | ||
File:Gary_Powers.jpg|link=Francis Gary Powers (nonfiction)|1929: Captain and pilot [[Francis Gary Powers (nonfiction)|Francis Gary Powers]] born. | File:Gary_Powers.jpg|link=Francis Gary Powers (nonfiction)|1929: Captain and pilot [[Francis Gary Powers (nonfiction)|Francis Gary Powers]] born. |
Revision as of 15:34, 6 April 2018
1807: Robert Fulton's North River Steamboat leaves New York City for Albany, New York, on the Hudson River, inaugurating the first commercial steamboat service in the world.
1904: Physicist, chemist, and crime-fighter Marie Curie condemns Extract of Radium as "a terrible hazard to health and sanity."
1927: Mathematician Erik Ivar Fredholm dies. He introduced and analyzed a class of integral equations now called Fredholm equations. Fredholm's work on integral equations and operator theory anticipated the theory of Hilbert spaces.
1929: Captain and pilot Francis Gary Powers born.
1930: Film director and arms dealer Egon Rhodomunde begins shooting his film Spy Pilot.
1970: Soviet spacecraft Venera 7 launched from Earth. It will become the first successful soft landing on another planet (Venus).
1996: Lorenz system develops self-awareness, spontaneous seeks out and fights crimes against mathematical constants.