Template:Selected anniversaries/April 4: Difference between revisions

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||1147 – First historical record of Moscow.
||1147: First historical record of Moscow.


||1581 – Francis Drake is knighted for completing a circumnavigation of the world.
||1581: Francis Drake is knighted for completing a circumnavigation of the world.


||1609 – Carolus Clusius, Flemish botanist, mycologist, and academic (b. 1526)
||1609: Carolus Clusius dies ... botanist, mycologist, and academic.


||1617 – John Napier, Scottish mathematician, physicist, and astronomer (b. 1550)
||1617: John Napier dies ... mathematician, physicist, and astronomer.


||Joseph-Nicolas Delisle (b. 4 April 1688) was a French astronomer and cartographer.
||1688: Joseph-Nicolas Delisle born ... astronomer and cartographer.


||1768 – In London, Philip Astley stages the first modern circus.
||1768: In London, Philip Astley stages the first modern circus.


||1796 – Georges Cuvier delivers the first paleontological lecture.
||1796: Georges Cuvier delivers the first paleontological lecture.


File:Jérôme Lalande.jpg|link=Jérôme Lalande (nonfiction)|1807: Astronomer, freemason, and writer [[Jérôme Lalande (nonfiction)|Joseph Jérôme Lefrançois de Lalande]] dies. As a lecturer and writer Lalande helped popularize astronomy. His planetary tables were the best available up to the end of the 18th century.  
File:Jérôme Lalande.jpg|link=Jérôme Lalande (nonfiction)|1807: Astronomer, freemason, and writer [[Jérôme Lalande (nonfiction)|Joseph Jérôme Lefrançois de Lalande]] dies. As a lecturer and writer Lalande helped popularize astronomy. His planetary tables were the best available up to the end of the 18th century.  


||Benjamin Peirce (b. April 4, 1809) was an American mathematician who taught at Harvard University for approximately 50 years. He made contributions to celestial mechanics, statistics, number theory, algebra, and the philosophy of mathematics. Pic.
||1809: Benjamin Peirce born ... mathematician who taught at Harvard University for approximately 50 years. He made contributions to celestial mechanics, statistics, number theory, algebra, and the philosophy of mathematics. Pic.


||1821 – Linus Yale, Jr., American engineer and businessman (d. 1868) - locks
||1821: Linus Yale, Jr. born ... engineer and businessman ... locks


File:Zénobe Gramme 1893.jpg|link=Zénobe Gramme (nonfiction)|1826: Electrical engineer [[Zénobe Gramme (nonfiction)|Zénobe Gramme]] born. He will invent the first usefully powerful electric motor.
File:Zénobe Gramme 1893.jpg|link=Zénobe Gramme (nonfiction)|1826: Electrical engineer [[Zénobe Gramme (nonfiction)|Zénobe Gramme]] born. He will invent the first usefully powerful electric motor.


||1842 – Édouard Lucas, French mathematician and theorist (d. 1891) Lucas is known for his study of the Fibonacci sequence. The related Lucas sequences and Lucas numbers are named after him. Pic.
||1842: Édouard Lucas born ... mathematician and theorist ... known for his study of the Fibonacci sequence. The related Lucas sequences and Lucas numbers are named after him. Pic.


||1870 – Heinrich Gustav Magnus, German chemist and physicist (b. 1802)
||1870: Heinrich Gustav Magnus dies ... chemist and physicist.


||1868 – Philippa Fawcett, English mathematician and educator (d. 1948)
||1868: Philippa Fawcett born ... mathematician and educator.


||1879 – Heinrich Wilhelm Dove, German physicist and meteorologist (b. 1803)
||1879: Heinrich Wilhelm Dove dies ... physicist and meteorologist.


||Berend George Escher (b. April 4, 1885) was a Dutch geologist. Pic. Escher had a broad interest, but his research was mainly on crystallography, mineralogy and volcanology. He was a pioneer in experimental geology.
||1884: Thomas Murray MacRobert born ... mathematician. He became professor of mathematics at the University of Glasgow and introduced the MacRobert E function, a generalisation of the generalised hypergeometric series. Pic: https://www.universitystory.gla.ac.uk/biography/?id=WH2053&type=P
||Wilfred J. "Jasper" Holmes (b. April 4, 1900) was a US Naval officer, one of the Station HYPO staff, who had the idea of faking a water supply failure on Midway Island in 1942. He suggested using an unencrypted emergency warning, in the hope of provoking a Japanese response, thus establishing whether Midway was a target.
 
||1885: Berend George Escher born ... geologist. Pic. Escher had a broad interest, but his research was mainly on crystallography, mineralogy and volcanology. He was a pioneer in experimental geology.
 
||1900: Wilfred J. "Jasper" Holmes born ... US Naval officer, one of the Station HYPO staff, who had the idea of faking a water supply failure on Midway Island in 1942. He suggested using an unencrypted emergency warning, in the hope of provoking a Japanese response, thus establishing whether Midway was a target.


File:Charles Hermite circa 1901.jpg|link=Charles Hermite (nonfiction)|1901: [[Charles Hermite (nonfiction)|Charles Hermite]] publishes paper on number theory as deterrent to [[crimes against mathematical constants]].
File:Charles Hermite circa 1901.jpg|link=Charles Hermite (nonfiction)|1901: [[Charles Hermite (nonfiction)|Charles Hermite]] publishes paper on number theory as deterrent to [[crimes against mathematical constants]].

Revision as of 18:34, 25 August 2018

  • 1807: Astronomer, freemason, and writer Joseph Jérôme Lefrançois de Lalande dies. As a lecturer and writer Lalande helped popularize astronomy. His planetary tables were the best available up to the end of the 18th century.

    1807: Astronomer, freemason, and writer Joseph Jérôme Lefrançois de Lalande dies. As a lecturer and writer Lalande helped popularize astronomy. His planetary tables were the best available up to the end of the 18th century.

  • 1826: Electrical engineer Zénobe Gramme born. He will invent the first usefully powerful electric motor.

    1826: Electrical engineer Zénobe Gramme born. He will invent the first usefully powerful electric motor.

  • 1901: Charles Hermite publishes paper on number theory as deterrent to crimes against mathematical constants.

    1901: Charles Hermite publishes paper on number theory as deterrent to crimes against mathematical constants.

  • 1923: Mathematician and philosopher John Venn dies. He invented the Venn diagram, now widely used set theory, probability, logic, statistics, and computer science.

    1923: Mathematician and philosopher John Venn dies. He invented the Venn diagram, now widely used set theory, probability, logic, statistics, and computer science.

  • 1976: Engineer and theorist Harry Nyquist dies. He did early theoretical work on determining the bandwidth requirements for transmitting information, laying the foundations for later advances by Claude Shannon, which led to the development of information theory.

    1976: Engineer and theorist Harry Nyquist dies. He did early theoretical work on determining the bandwidth requirements for transmitting information, laying the foundations for later advances by Claude Shannon, which led to the development of information theory.

  • 1977: Dave the Gamer announces "buy one, get one free" sale on all lucky dice in the store.

    1977: Dave the Gamer announces "buy one, get one free" sale on all lucky dice in the store.

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