Template:Selected anniversaries/April 23: Difference between revisions
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||1902: Boyd Crumrine Patterson born ... was a mathematician and the 9th president of Washington & Jefferson College. During his presidency, the college's endowment expanded from $2.3 million to nearly $11 million. Pic. | ||1902: Boyd Crumrine Patterson born ... was a mathematician and the 9th president of Washington & Jefferson College. During his presidency, the college's endowment expanded from $2.3 million to nearly $11 million. Pic. | ||
||Solomon Grigor'evich Mikhlin (b. 23 April 1908) was a Soviet mathematician of who worked in the fields of linear elasticity, singular integrals and numerical analysis: he is best known for the introduction of the concept of "symbol of a singular integral operator", which eventually led to the foundation and development of the theory of pseudodifferential operators. Pic. | |||
||1915 – Arnold Alexander Hall, English engineer, academic, and businessman (d. 2000) | ||1915 – Arnold Alexander Hall, English engineer, academic, and businessman (d. 2000) | ||
Revision as of 15:19, 1 April 2018
1858: Physicist and academic Max Planck born. He will make many contributions to theoretical physics, earning fame as the originator of quantum theory.
1933: Computer scientist, mathematician, and engineer Annie Easley born. She will be a leading member of the team which develops software for the Centaur rocket stage, and one of the first African-Americans to work as a computer scientist at NASA.
1939: Mathematician and inventor Alice Beta warns President Roosevelt that the Manhattan Project will have disastrous side-effects, including a wave of crimes against mathematical constants.
1941: Computer programmer and engineer Ray Tomlinson born. He will implement the first email system on the the ARPANET system, including the "@" separator which is still in use today.
1964: Physicist and crime-fighter Nikolay Basov uses quantum electronics modulator to detect and prevent crimes against mathematical constants.
1967: Soviet space program: Soyuz 1 (Russian: Союз 1, Union 1) a manned spaceflight carrying cosmonaut Colonel Vladimir Komarov is launched into orbit.