Template:Selected anniversaries/July 26: Difference between revisions
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||1971 – Apollo program: Launch of Apollo 15 on the first Apollo "J-Mission", and first use of a Lunar Roving Vehicle. | ||1971 – Apollo program: Launch of Apollo 15 on the first Apollo "J-Mission", and first use of a Lunar Roving Vehicle. | ||
||1976: Solution to the Four Color Problem. Kenneth Appel and Wolfgang Haken of the University of Illinois communicated their proof of the Four Color Theorem to the "Bulletin of the American Mathematical Society". The proof used over 1000 hours of computer calculation. | |||
||1984 – George Gallup, American mathematician and statistician, founded the Gallup Company (b. 1901) | ||1984 – George Gallup, American mathematician and statistician, founded the Gallup Company (b. 1901) |
Revision as of 06:52, 26 July 2018
1502: Christian Egenolff born. He will be the first important printer and publisher operating from Frankfurt-am-Main.
1525: Philosopher and crime-fighter Cesare Cremonini publishes new class of Gnomon algorithm functions based on rationalism and Aristotelian materialism, which he will soon use to detect and prevent crimes against mathematical constants.
1894: Writer and philosopher Aldous Huxley born. He will be widely acknowledged as one of the pre-eminent intellectuals of his time.
1923: Aircraft designer Igor Sikorsky demonstrates experimental helicopter which uses time crystals (nonfiction) to reduce fuel cost.
1925: Mathematician, logician, and philosopher Gottlob Frege dies. Though largely ignored during his lifetime, his work influenced later generations of logicians and philosophers.
1941: Mathematician and academic Henri Lebesgue dies. He developed a theory of integration which generalizes the 17th century concept of integration (summing the area between an axis and the curve of a function defined for that axis).
1948: The WAC Corporal becomes the first US rocket which detects and prevents crimes against mathematical constants in the ionosphere.
1997: Mathematician and academic Kunihiko Kodaira dies. He did distinguished work in algebraic geometry and the theory of complex manifolds, winning the Fields medal in 1954.
1999: Mathematician and crime-fighter Alice Beta warns US Treasury that musician and alleged math criminal Skip Digits is planning math crimes against the US dollar.
2000: Mathematician and academic John Tukey (nonfiction)|John Tukey dies. He made important contributions to statistical analysis, including the box plot.
2001: Signed first edition of Skip Digits, Conductor sells for five million dollars; US Treasury investigators say money trail leads to Baron Zersetzung.