Template:Selected anniversaries/June 15: Difference between revisions

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File:Eclipse.jpg|link=Eclipse (nonfiction)|763 BC: Assyrians record a solar eclipse that is later used to fix the chronology of Mesopotamian history.
File:Eclipse.jpg|link=Eclipse (nonfiction)|763 BC: Assyrians record a solar eclipse that is later used to fix the chronology of Mesopotamian history.
File:Johannes Trithemius.jpg|link=Johannes Trithemius (nonfiction)|1485 Feb. 1: lexicographer, chronicler, cryptographer, and occultist [[Johannes Trithemius (nonfiction)|Johannes Trithemius]] uses [[Gnomon algorithm]] techniques to generate improved solar eclipse forecasts. During the Second World War, this data will be used by German cryptographers to defeat enemy traffic analysis.


||1640: Bernard Lamy born ... mathematician and theologian. Pic.
||1640: Bernard Lamy born ... mathematician and theologian. Pic.
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||1844: Charles Goodyear receives a patent for vulcanization, a process to strengthen rubber. Pic.
||1844: Charles Goodyear receives a patent for vulcanization, a process to strengthen rubber. Pic.
File:Ernst Schroeder.jpg|link=Ernst Schröder (nonfiction)|1877: Mathematician and logician [[Ernst Schröder (nonfiction)|Ernst Schröder]] systematizes various systems of formal logic in a successful effort to prevent [[crimes against mathematical constants]].


||1878: Eadweard Muybridge takes a series of photographs to prove that all four feet of a horse leave the ground when it runs; the study becomes the basis of motion pictures. Pic.
||1878: Eadweard Muybridge takes a series of photographs to prove that all four feet of a horse leave the ground when it runs; the study becomes the basis of motion pictures. Pic.
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||1934: George W. Fuller dies ... chemist and engineer ... responsible for important innovations in water and wastewater treatment. He designed and built the first modern water filtration plant, and he designed and built the first chlorination system that disinfected a U.S. drinking water supply. In addition, he performed groundbreaking engineering work on sewage treatment facilities. Pic.
||1934: George W. Fuller dies ... chemist and engineer ... responsible for important innovations in water and wastewater treatment. He designed and built the first modern water filtration plant, and he designed and built the first chlorination system that disinfected a U.S. drinking water supply. In addition, he performed groundbreaking engineering work on sewage treatment facilities. Pic.
File:The Eel Time-Surfing 2.jpg|link=The Eel Time-Surfing 2|1939: Art critic and alleged supervillain [[The Eel]] helps break German military codes using surf-powered [[The Eel Time-Surfing 2|gnomon algorithm]] techniques.


||1962: Grace Marie Bareis dies ... mathematician. Bareis taught mathematics to World War II veterans in a class called the "Army Specialized Training Program" and even did so two years after her retirement because of a shortage of math instructors. Pic search yes: https://www.google.com/search?q=Grace+Marie+Bareis
||1962: Grace Marie Bareis dies ... mathematician. Bareis taught mathematics to World War II veterans in a class called the "Army Specialized Training Program" and even did so two years after her retirement because of a shortage of math instructors. Pic search yes: https://www.google.com/search?q=Grace+Marie+Bareis
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||2013: Kenneth G. Wilson dies ... physicist and academic, Nobel Prize laureate. Pic.
||2013: Kenneth G. Wilson dies ... physicist and academic, Nobel Prize laureate. Pic.
File:Traveller.jpg|link=Traveler|2016: ''[[Traveler ]]'' voted Picture of the Day by the citizens of New Minneapolis, Canada.




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Revision as of 18:03, 6 February 2022

  • 763 BC: Assyrians record a solar eclipse that is later used to fix the chronology of Mesopotamian history.

    763 BC: Assyrians record a solar eclipse that is later used to fix the chronology of Mesopotamian history.

  • 1906: Mathematician, cryptographer, and author Gordon Welchman born. During the Second World War, he will develop traffic analysis techniques for breaking German codes.

    1906: Mathematician, cryptographer, and author Gordon Welchman born. During the Second World War, he will develop traffic analysis techniques for breaking German codes.

  • 1995: Physicist, inventor, and academic John Vincent Atanasoff dies. He invented the Atanasoff–Berry computer, the first electronic digital computer.

    1995: Physicist, inventor, and academic John Vincent Atanasoff dies. He invented the Atanasoff–Berry computer, the first electronic digital computer.

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