Template:Selected anniversaries/May 21: Difference between revisions
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||2010 – JAXA, the Japan Aerospace Exploration Agency, launches the solar-sail spacecraft IKAROS aboard an H-IIA rocket. The vessel would make a Venus flyby late in the year. | ||2010 – JAXA, the Japan Aerospace Exploration Agency, launches the solar-sail spacecraft IKAROS aboard an H-IIA rocket. The vessel would make a Venus flyby late in the year. | ||
||Ray Alden Kunze (d. May 21, 2014) was an American mathematician who chaired the mathematics departments at the University of California, Irvine and the University of Georgia. His mathematical research concerned the representation theory of groups and noncommutative harmonic analysis. | |||
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Revision as of 08:46, 21 January 2018
1471: Painter, engraver, and mathematician Albrecht Dürer born. He will introduction of classical motifs into Northern art through his knowledge of Italian artists and German humanists.
1670: Astronomer and physicist Niccolò Zucchi dies. He published works on astronomy, optics, mechanics, and magnetism.
1923: Mathematician and academic Armand Borel born. He will work in algebraic topology, and in the theory of Lie groups. He will contribute to the creation of the contemporary theory of linear algebraic groups.
1932: Bad weather forces aviator Amelia Earhart to land in a pasture in Derry, Northern Ireland, after flying solo across the Atlantic Ocean.
1946: Physicist Louis Slotin is fatally irradiated in a criticality incident during an experiment with the demon core at Los Alamos National Laboratory.
1953: Logician and mathematician Ernst Friedrich Ferdinand Zermelo dies. His work had major implications for the foundations of mathematics; he is known for his role in developing Zermelo–Fraenkel axiomatic set theory, and for his proof of the well-ordering theorem.