Template:Selected anniversaries/April 4: Difference between revisions

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|| PAREIDOLIA:  Roth
||1147: First historical record of Moscow.
||1147: First historical record of Moscow.


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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.  


||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.
File:Benjamin Peirce.jpg|link=Benjamin Peirce (nonfiction)|1809: Mathematician [[Benjamin Peirce (nonfiction)|Benjamin Peirce]] born. Peirce will make contributions to celestial mechanics, statistics, number theory, algebra, and the philosophy of mathematics; he will become known for the statement that "Mathematics is the science that draws necessary conclusions".  


File:Benjamin Peirce.jpg|link=Benjamin Peirce (nonfiction)|1809: Mathematician [[Benjamin Peirce (nonfiction)|Benjamin Peirce]] born. He will make contributions to celestial mechanics, statistics, number theory, algebra, and the philosophy of mathematics; he will become known for the statement that "Mathematics is the science that draws necessary conclusions".  
||1821: Linus Yale, Jr. born ... engineer and businessman ... locks. Pic.


||1821: Linus Yale, Jr. born ... engineer and businessman ... locks. Pic.
||1823: Carl Wilhelm Siemens born ... engineer. The regenerative furnace is the greatest single invention of Charles William Siemens, using a process known as the Siemens-Martin process. The electric pyrometer, which is perhaps the most elegant and original of all William Siemens's inventions, is also the link which connects his electrical with his metallurgical researches. Siemens pursued two major themes in his inventive efforts, one based upon the science of heat, the other based upon the science of electricity. Pic.


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. Gramme will invent the first usefully powerful electric motor.


||1839: James Blyth born ... electrical engineer and academic at Anderson's College, now the University of Strathclyde, in Glasgow. He was a pioneer in the field of electricity generation through wind power and his wind turbine, which was used to light his holiday home in Marykirk, was the world's first-known structure by which electricity was generated from wind power. Pic: http://scienceonstreets.phys.strath.ac.uk/new/James_Blyth.html
||1839: James Blyth born ... electrical engineer and academic at Anderson's College, now the University of Strathclyde, in Glasgow. He was a pioneer in the field of electricity generation through wind power and his wind turbine, which was used to light his holiday home in Marykirk, was the world's first-known structure by which electricity was generated from wind power. Pic: http://scienceonstreets.phys.strath.ac.uk/new/James_Blyth.html


File:Édouard Lucas.png|link=Édouard Lucas (nonfiction)|1842: Mathematician [[Édouard Lucas (nonfiction)|Édouard Lucas]] born. He will study the Fibonacci sequence; the related Lucas sequences and Lucas numbers will be named after him.  
File:Édouard Lucas.png|link=Édouard Lucas (nonfiction)|1842: Mathematician [[Édouard Lucas (nonfiction)|Édouard Lucas]] born. Lucas will study the Fibonacci sequence; the related Lucas sequences and Lucas numbers will be named after him.
 
||1847: Charles Loring Jackson born ... the first significant organic chemist in the United States. He brought organic chemistry to the United States from Germany and educated a generation of American organic chemists. Pic search.


||1870: Heinrich Gustav Magnus dies ... chemist and physicist. Pic.
||1870: Heinrich Gustav Magnus dies ... chemist and physicist. Pic.


||1868: Philippa Fawcett born ... mathematician and educator.
||1868: Philippa Fawcett born ... mathematician and educator. Coming amidst the women's suffrage movement, Fawcett's career spurred much discussion about women's capacities and rights. Pic.


||1879: Heinrich Wilhelm Dove dies ... physicist and meteorologist.
||1879: Heinrich Wilhelm Dove dies ... physicist and meteorologist. Pic.


||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
||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


||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.
||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. Pic.


||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.
||1890: Edmond Hébert dies ... geologist and academic. Hébert contributed to the knowledge of the Jurassic and older strata, and made the first definite arrangement of the Chalk into palaeontological zones. Pic.


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]].
||1900: Wilfred 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. Pic.


||1904: Charles Soret dies ... physicist and chemist. He is known for his work on thermodiffusion (the so-called Soret effect). Pic.
||1904: Charles Soret dies ... physicist and chemist. He is known for his work on thermodiffusion (the so-called Soret effect). Pic.
||1909: Guo Yonghuai born ... expert in aerodynamics. Pic (cool).


||1911: Carl B. Allendoerfer born ... mathematician in the mid-twentieth century, known for his work in topology and mathematics education. Pic.
||1911: Carl B. Allendoerfer born ... mathematician in the mid-twentieth century, known for his work in topology and mathematics education. Pic.
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||1912: Isaac K. Funk dies ... minister, lexicographer, and publisher, co-founded Funk & Wagnalls.
||1912: Isaac K. Funk dies ... minister, lexicographer, and publisher, co-founded Funk & Wagnalls.


||1919: William Crookes dies ... chemist and physicist.
File:Sir_William_Crookes_1906.jpg|link=William Crookes (nonfiction)|1919: Chemist and physicist [[William Crookes (nonfiction)|William Crookes]] dies. Crookes was a pioneer of vacuum tube technology, developing the partially evacuated Crookes tube circa 1869-1875.
 
File:John Venn.jpg|link=John Venn (nonfiction)|1923: Mathematician and philosopher [[John Venn (nonfiction)|John Venn]] dies. Venn invented the Venn diagram, now widely used set theory, probability, logic, statistics, and computer science.


File:John Venn.jpg|link=John Venn (nonfiction)|1923: Mathematician and philosopher [[John Venn (nonfiction)|John Venn]] dies. He invented the Venn diagram, now widely used set theory, probability, logic, statistics, and computer science.
|link=W. W. Rouse Ball (nonfiction)|1925: Mathematician, lawyer, and amateur magician W. W. Rouse Ball dies ... founding president of the Cambridge Pentacle Club in 1919, one of the world's oldest magic societies. Pic.


|link=W. W. Rouse Ball (nonfiction)|Walter William Rouse Ball, known as W. W. Rouse Ball (d. 4 April 1925), was a British mathematician, lawyer, and fellow at Trinity College, Cambridge from 1878 to 1905. He was also a keen amateur magician, and the founding president of the Cambridge Pentacle Club in 1919, one of the world's oldest magic societies.
||1926: Robert Lawson Vaught born ... mathematical logician, and one of the founders of model theory. Pic.


||192: Robert Lawson Vaught born ... mathematical logician, and one of the founders of model theory. Pic.
||1929: Karl Benz dies ... engineer and businessman, founded Mercedes-Benz. Pic.


||1929: Karl Benz dies ... engineer and businessman, founded Mercedes-Benz.
||1932: Wilhelm Ostwald dies ... chemist and academic, Nobel Prize laureate. Pic.


||1932: Wilhelm Ostwald dies ... chemist and academic, Nobel Prize laureate.
||1933: U.S. Navy airship ''Akron'', is wrecked off the New Jersey coast due to severe weather.


||1933: U.S. Navy airship, USS Akron, is wrecked off the New Jersey coast due to severe weather.
File:Lazăr Edeleanu.png|link=Lazăr Edeleanu (nonfiction)|1941: Chemist [[Lazăr Edeleanu (nonfiction)|Lazăr Edeleanu]] dies. Edeleanu invented the modern method of refining crude oil, was the first chemist to synthesize amphetamine.


||1941: Henri Bergson dies ... philosopher and theologian, Nobel Prize laureate ... known for his arguments that processes of immediate experience and intuition are more significant than abstract rationalism and science for understanding reality. Pic.
||1941: Henri Bergson dies ... philosopher and theologian, Nobel Prize laureate ... known for his arguments that processes of immediate experience and intuition are more significant than abstract rationalism and science for understanding reality. Pic.


||1961: Simion Stoilow dies ... mathematician and academic.
||1949: William Threlfall dies ... British-born German mathematician who worked on algebraic topology. He was a coauthor of the standard textbook ''Lehrbuch der Topologie''. Signed Nazi doc. Pic.


||1968: Martin Luther King Jr. is assassinated by James Earl Ray at a motel in Memphis, Tennessee.
||1961: Simion Stoilow dies ... mathematician and academic. He contributed to complex analysis. Pic.
 
||1968: Martin Luther King Jr. is assassinated by James Earl Ray at a motel in Memphis, Tennessee. Pics.


||1968: Apollo program: NASA launches Apollo 6.
||1968: Apollo program: NASA launches Apollo 6.


||1969: Dr. Denton Cooley implants the first temporary artificial heart.
||1969: Dr. Denton Cooley implants the first temporary artificial heart. Pic.


File:Harry Nyquist.jpg|link=Harry Nyquist (nonfiction)|1976: Engineer and theorist [[Harry Nyquist (nonfiction)|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.
File:Harry Nyquist.jpg|link=Harry Nyquist (nonfiction)|1976: Engineer and theorist [[Harry Nyquist (nonfiction)|Harry Nyquist]] dies. Nyquist 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.


File:Dave the Gamer.jpg|link=Dave the Gamer|1977: [[Dave the Gamer]] announces "buy one, get one free" sale on all lucky dice in the store.
File:Dave the Gamer.jpg|link=Dave the Gamer|1977: Game designer, shop keeper, and outsider mathematician [[Dave the Gamer]] announces "Buy ''n'', get ''n'' free" sale on all lucky dice in the store.


||1981: Carl Ludwig Siegel dies ... mathematician specializing in number theory and celestial mechanics. He is known for, amongst other things, his contributions to the Thue–Siegel–Roth theorem in Diophantine approximation and the Siegel mass formula for quadratic forms. Pic.
||1981: Carl Ludwig Siegel dies ... mathematician specializing in number theory and celestial mechanics. He is known for, amongst other things, his contributions to the Thue–Siegel–Roth theorem in Diophantine approximation and the Siegel mass formula for quadratic forms. Pic.
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||1984: Oleg Antonov dies ... engineer, founded the Antonov Aircraft Company. Pic.
||1984: Oleg Antonov dies ... engineer, founded the Antonov Aircraft Company. Pic.
||1993: Alfred Mosher Butts dies ... architect and game designer, created Scrabble. Pic.


||1994: Marc Andreessen and Jim Clark found Netscape Communications Corporation under the name Mosaic Communications Corporation.
||1994: Marc Andreessen and Jim Clark found Netscape Communications Corporation under the name Mosaic Communications Corporation.


||2001: Ed "Big Daddy" Roth dies ... artist, cartoonist, illustrator, pinstriper and custom car designer and builder who created the hot rod icon Rat Fink and other characters. Roth was a key figure in Southern California's Kustom Kulture and hot rod movement of the late 1950s and 1960s.
||1997: Leo Picard dies ... geologist and academic ... expert in the field of hydrogeology. Pic.
 
||2001: Ed "Big Daddy" Roth dies ... artist, cartoonist, illustrator, pinstriper and custom car designer and builder who created the hot rod icon Rat Fink and other characters. Roth was a key figure in Southern California's Kustom Kulture and hot rod movement of the late 1950s and 1960s. Pic.


||2004: Boris Levitan dies ... mathematician known in particular for his work on almost periodic functions, and Sturm–Liouville operators, especially, on inverse scattering. Pic.
||2004: Boris Levitan dies ... mathematician known in particular for his work on almost periodic functions, and Sturm–Liouville operators, especially, on inverse scattering. Pic.


||2007: Karen Spärck Jones dies ... computer scientist and academic. Pic.
||2007: Karen Spärck Jones dies ... computer scientist and academic. Pic.
File:Tequila Sunrise.jpg|link=Tequila Sunrise (nonfiction)|2016: Steganographic analysis of ''[[Tequila Sunrise (nonfiction)|Tequila Sunrise]]'' unexpectedly reveals "at least five hundred and twelve kilobytes" of previously unknown [[Gnomon algorithm functions]].


||2017: George Daniel Mostow dies ... mathematician, renowned for his contributions to Lie theory. The rigidity phenomenon for lattices in Lie groups he discovered and explored is known as Mostow rigidity.  Pic: https://news.yale.edu/2013/01/25/conversation-george-daniel-mostow-geometer-nth-dimension
||2017: George Daniel Mostow dies ... mathematician, renowned for his contributions to Lie theory. The rigidity phenomenon for lattices in Lie groups he discovered and explored is known as Mostow rigidity.  Pic: https://news.yale.edu/2013/01/25/conversation-george-daniel-mostow-geometer-nth-dimension


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Latest revision as of 20:54, 26 January 2022

  • 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.

  • 1809: Mathematician Benjamin Peirce born. Peirce will make contributions to celestial mechanics, statistics, number theory, algebra, and the philosophy of mathematics; he will become known for the statement that "Mathematics is the science that draws necessary conclusions".

    1809: Mathematician Benjamin Peirce born. Peirce will make contributions to celestial mechanics, statistics, number theory, algebra, and the philosophy of mathematics; he will become known for the statement that "Mathematics is the science that draws necessary conclusions".

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

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

  • 1842: Mathematician Édouard Lucas born. Lucas will study the Fibonacci sequence; the related Lucas sequences and Lucas numbers will be named after him.

    1842: Mathematician Édouard Lucas born. Lucas will study the Fibonacci sequence; the related Lucas sequences and Lucas numbers will be named after him.

  • 1919: Chemist and physicist William Crookes dies. Crookes was a pioneer of vacuum tube technology, developing the partially evacuated Crookes tube circa 1869-1875.

    1919: Chemist and physicist William Crookes dies. Crookes was a pioneer of vacuum tube technology, developing the partially evacuated Crookes tube circa 1869-1875.

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

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

  • 1941: Chemist Lazăr Edeleanu dies. Edeleanu invented the modern method of refining crude oil, was the first chemist to synthesize amphetamine.

    1941: Chemist Lazăr Edeleanu dies. Edeleanu invented the modern method of refining crude oil, was the first chemist to synthesize amphetamine.

  • 1976: Engineer and theorist Harry Nyquist dies. Nyquist 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. Nyquist 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: Game designer, shop keeper, and outsider mathematician Dave the Gamer announces "Buy n, get n free" sale on all lucky dice in the store.

    1977: Game designer, shop keeper, and outsider mathematician Dave the Gamer announces "Buy n, get n free" sale on all lucky dice in the store.

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