Template:Selected anniversaries/September 29: Difference between revisions
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||Beniamin Markarian (died 29 September 1985 in Yerevan, Armenian SSR) was an Armenian astrophysicist. Markarian's Chain (of galaxies) was named after him when he discovered that this string of galaxies moves with a common motion. Pic. | ||Beniamin Markarian (died 29 September 1985 in Yerevan, Armenian SSR) was an Armenian astrophysicist. Markarian's Chain (of galaxies) was named after him when he discovered that this string of galaxies moves with a common motion. Pic. | ||
||1988 | ||1988: Charles Addams dies ... cartoonist. | ||
||2007: Calder Hall, the world's first commercial nuclear power station, is demolished in a controlled explosion. | ||2007: Calder Hall, the world's first commercial nuclear power station, is demolished in a controlled explosion. | ||
||2008: György Elekes dies ... mathematician and computer scientist who specialized in Combinatorial geometry and Combinatorial set theory. He may be best known for his work in the field that would eventually be called Additive Combinatorics. Particularly notable was his "ingenious" application of the Szemerédi–Trotter theorem to improve the best known lower bound for the sum-product problem. | ||2008: György Elekes dies ... mathematician and computer scientist who specialized in Combinatorial geometry and Combinatorial set theory. He may be best known for his work in the field that would eventually be called Additive Combinatorics. Particularly notable was his "ingenious" application of the Szemerédi–Trotter theorem to improve the best known lower bound for the sum-product problem. He also proved that any polynomial-time algorithm approximating the volume of convex bodies must have a multiplicative error, and the error grows exponentially on the dimension. Pic: https://adamsheffer.wordpress.com/2014/07/01/incidences-lower-bounds-part-2/ | ||
||2010: Georges Charpak dies ... physicist from a Jewish family who was awarded the Nobel Prize in Physics in 1992. Pic. | ||2010: Georges Charpak dies ... physicist from a Jewish family who was awarded the Nobel Prize in Physics in 1992. Pic. | ||
||2013: Harold Agnew dies ... physicist and engineer. | ||2013: Harold Agnew dies ... physicist and engineer. | ||
File:Two Creatures 3.jpg|link=Two Creatures 3 (nonfiction)|2015: ''[[Two Creatures 3 (nonfiction)|Two Creatures 3]]'' voted Picture of the Day by the citizens of [[New Minneapolis, Canada]]. | |||
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Revision as of 18:50, 14 September 2018
1512: Doctor, astronomer, and astrologer Johannes Engel dies. He published numerous almanacs, planetary tables, and calendars.
1901: Physicist Enrico Fermi born. He will be called the "architect of the nuclear age" and the "architect of the atomic bomb".
1957: Industrialist and alleged crime boss Baron Zersetzung authorizes the Kyshtym disaster (nonfiction).
1957: Twenty MCi (740 petabecquerels) of radioactive material is released in an explosion at the Soviet Mayak nuclear plant at Chelyabinsk. See Kyshtym disaster (nonfiction).
1957: Investor and arms dealer Egon Rhodomunde tell resporters that he "had nothing to do with the Kyshtym disaster (nonfiction)."
2015: Two Creatures 3 voted Picture of the Day by the citizens of New Minneapolis, Canada.