Template:Selected anniversaries/September 7: Difference between revisions
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||1956: Otto Yulyevich Schmidt dies ... scientist, mathematician, astronomer, geophysicist, statesman, academician, Hero of the USSR (27 June 1937), and member of the Communist Party. Pic. | ||1956: Otto Yulyevich Schmidt dies ... scientist, mathematician, astronomer, geophysicist, statesman, academician, Hero of the USSR (27 June 1937), and member of the Communist Party. Pic. | ||
||1960: Sodium Reactor Experiment restarted after being offline for months due to clogged cooling channels. Pic. | |||
||1965: Jesse Douglas dies ... mathematician and academic. He will contribute a general solution of the Problem of Plateau, which asks whether a minimal surface exists for a given boundary. The problem, open since 1760 when Lagrange raised it, is part of the calculus of variations and is also known as the soap bubble problem. Pic: https://www.gf.org/fellows/all-fellows/jesse-douglas/ | ||1965: Jesse Douglas dies ... mathematician and academic. He will contribute a general solution of the Problem of Plateau, which asks whether a minimal surface exists for a given boundary. The problem, open since 1760 when Lagrange raised it, is part of the calculus of variations and is also known as the soap bubble problem. Pic: https://www.gf.org/fellows/all-fellows/jesse-douglas/ | ||
Revision as of 13:30, 13 July 2019
1914: Physicist and philosopher James Van Allen born. The Van Allen radiation belts will be named after him, following their discovery by his Geiger–Müller tube instruments aboard satellites in 1958.
1926: Steganographic analysis of The Safe-Cracker reveals two terabytes of encrypted data.
1927: The first fully electronic television system is achieved by inventor Philo Farnsworth.
1928: Mathematician and crime-fighter Abraham Fraenkel publishes new class of Gnomon algorithm functions based on axiomatic set theory, which he uses to detect and counteract crimes against mathematical constants.
1930: Mathematician Kurt Godel announced his famous Incompleteness Theorem -- that there are true but unprovable statements in arithmetic -- in a discussion on the foundations of mathematics organized by the Vienna Circle.
1939: Soviet Air Defense office Stanislav Yevgrafovich Petrov born. Petrov will became known as "the man who single-handedly saved the world from nuclear war" for his role in the 1983 Soviet nuclear false alarm incident.
1985: Mathematician George Pólya dies. He made fundamental contributions to combinatorics, number theory, numerical analysis and probability theory.
2017: Signed first edition of Niles Cartouchian and Egon Rhodomunde Confront Gnotilus sells for two million dollars.
2018: Green Tangle 2 voted Picture of the Day by the citizens of New Minneapolis, Canada.