Template:Selected anniversaries/April 4: Difference between revisions
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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. | ||
File:Benjamin Peirce.jpg|link=Benjamin Peirce (nonfiction)|1809: Mathematician [[Benjamin Peirce (nonfiction)|Benjamin Peirce]] born. | 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". | ||
||1821: Linus Yale, Jr. born ... engineer and businessman ... locks. Pic. | ||1821: Linus Yale, Jr. born ... engineer and businessman ... locks. Pic. | ||
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||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. | ||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. | 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 | ||
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File:Joseph Bertrand.jpg|link=Joseph Bertrand (nonfiction)|1841: Mathematician, economist, and [[APTO]] field engineer [[Joseph Bertrand (nonfiction)|Joseph Louis François Bertrand]] publishes new class of [[Gnomon algorithm functions]] which predict and prevent economic [[crimes against mathematical constants]]. | File:Joseph Bertrand.jpg|link=Joseph Bertrand (nonfiction)|1841: Mathematician, economist, and [[APTO]] field engineer [[Joseph Bertrand (nonfiction)|Joseph Louis François Bertrand]] publishes new class of [[Gnomon algorithm functions]] which predict and prevent economic [[crimes against mathematical constants]]. | ||
File:Édouard Lucas.png|link=Édouard Lucas (nonfiction)|1842: Mathematician [[Édouard Lucas (nonfiction)|Édouard Lucas]] born. | 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 yes: https://www.google.com/search?q=Charles+Loring+Jackson | ||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 yes: https://www.google.com/search?q=Charles+Loring+Jackson | ||
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||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. | ||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. | ||
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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: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. | 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. | ||
|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)|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. | ||
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||1969: Dr. Denton Cooley implants the first temporary artificial heart. | ||1969: Dr. Denton Cooley implants the first temporary artificial heart. | ||
File:Harry Nyquist.jpg|link=Harry Nyquist (nonfiction)|1976: Engineer and theorist [[Harry Nyquist (nonfiction)|Harry Nyquist]] dies. | 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: Game designer, shop keeper, and outsider mathematician [[Dave the Gamer]] announces "Buy ''n'', get ''n'' 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. | ||
Revision as of 14:47, 4 April 2020
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".
1826: Electrical engineer Zénobe Gramme born. Gramme will invent the first usefully powerful electric motor.
1841: Mathematician, economist, and APTO field engineer Joseph Louis François Bertrand publishes new class of Gnomon algorithm functions which predict and prevent economic crimes against mathematical constants.
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.
1923: Mathematician and philosopher John Venn dies. Venn invented the Venn diagram, now widely used set theory, probability, logic, statistics, and computer science.
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.
2016: Steganographic analysis of Tequila Sunrise unexpectedly reveals "at least five hundred and twelve kilobytes" of previously unknown Gnomon algorithm functions.