Template:Selected anniversaries/May 22: Difference between revisions
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||1991: Derrick Henry Lehmer dies ... mathematician who refined Édouard Lucas' work in the 1930s and devised the Lucas–Lehmer test for Mersenne primes. Lehmer's peripatetic career as a number theorist, with he and his wife taking numerous types of work in the United States and abroad to support themselves during the Great Depression, fortuitously brought him into the center of research into early electronic computing. Pic. | ||1991: Derrick Henry Lehmer dies ... mathematician who refined Édouard Lucas' work in the 1930s and devised the Lucas–Lehmer test for Mersenne primes. Lehmer's peripatetic career as a number theorist, with he and his wife taking numerous types of work in the United States and abroad to support themselves during the Great Depression, fortuitously brought him into the center of research into early electronic computing. Pic. | ||
||1997: Myrtle Bachelder dies . | File:Myrtle_Bachelder_-_1942.jpg|link=Myrtle Bachelder (nonfiction)|1997: Chemist and US military officer [[Myrtle Bachelder (nonfiction)|Myrtle Bachelder]] dies. Bachelder was responsible for the analysis of the spectroscopy of uranium for the [[Manhattan Project (nonfiction)|Manhattan Project]] during the Second World War. After the war, Bachelder made pioneering contributions to metallochemistry. | ||
||1997: Alfred Hershey born ... biochemist and geneticist, Nobel Prize laureate. | ||1997: Alfred Hershey born ... biochemist and geneticist, Nobel Prize laureate. | ||
Revision as of 06:27, 15 March 2020
1592: Giordano Bruno arrested. Among the numerous charges of blasphemy and heresy brought against him is his belief in the plurality of worlds.
1873: Lawyer, translator, and inventor Per Georg Scheutz born. He will invent the Scheutzian calculation engine, based on Charles Babbage's difference engine.
1895: Mineralogist, physicist, and mathematician, and crime-fighter Franz Ernst Neumann uses what is now known as Neumann's Law (the molecular heat of a compound is equal to the sum of the atomic heats of its constituents) to detect and prevent crimes against chemistry.
1930: Mathematician, academic, and rabbi Eliezer 'Leon' Ehrenpreis born. He will prove the Malgrange–Ehrenpreis theorem, the fundamental theorem about differential operators with constant coefficients.
1946: The WAC Corporal becomes the first US rocket to reach edge of space.
1997: Chemist and US military officer Myrtle Bachelder dies. Bachelder was responsible for the analysis of the spectroscopy of uranium for the Manhattan Project during the Second World War. After the war, Bachelder made pioneering contributions to metallochemistry.
2009: Pond At Dawn voted Picture of the Day by the citizens of New Minneapolis, Canada.
2010: Mathematics and science writer Martin Gardner dies. His interests included stage magic, scientific skepticism, philosophy, religion, and literature.