Template:Selected anniversaries/April 18: Difference between revisions
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File:Karl Mikhailovich Peterson.jpg|link=Karl Mikhailovich Peterson (nonfiction)|1860: Mathematician [[Karl Mikhailovich Peterson (nonfiction)|Karl Mikhailovich Peterson]] uses embedded hypersurfaces in a Euclidean space to locate and erase the [[Forbidden Ratio]]. | File:Karl Mikhailovich Peterson.jpg|link=Karl Mikhailovich Peterson (nonfiction)|1860: Mathematician [[Karl Mikhailovich Peterson (nonfiction)|Karl Mikhailovich Peterson]] uses embedded hypersurfaces in a Euclidean space to locate and erase the [[Forbidden Ratio]]. | ||
||1873: Justus von Liebig born ... chemist and academic ... made major contributions to agricultural and biological chemistry, and was considered the founder of organic chemistry. | ||1873: Justus von Liebig born ... chemist and academic ... made major contributions to agricultural and biological chemistry, and was considered the founder of organic chemistry. As a professor at the University of Giessen, he devised the modern laboratory-oriented teaching method, and for such innovations, he is regarded as one of the greatest chemistry teachers of all time. He has been described as the "father of the fertilizer industry" for his emphasis on nitrogen and trace minerals as essential plant nutrients, and his formulation of the law of the minimum, which described how plant growth relied on the scarcest nutrient resource, rather than the total amount of resources available. Pic. | ||
||1880: Gerardus Johannes Mulder dies ... organic and analytical chemist. Pic. | ||1880: Gerardus Johannes Mulder dies ... organic and analytical chemist. Pic. | ||
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File:Charles Sanders Peirce in 1859.jpg|link=Charles Sanders Peirce (nonfiction)|1891: [[Charles Sanders Peirce (nonfiction)|Charles Sanders Peirce]] publishes new class of [[Gnomon algorithm functions]] which detect and prevent [[crimes against mathematical constants]]. | File:Charles Sanders Peirce in 1859.jpg|link=Charles Sanders Peirce (nonfiction)|1891: [[Charles Sanders Peirce (nonfiction)|Charles Sanders Peirce]] publishes new class of [[Gnomon algorithm functions]] which detect and prevent [[crimes against mathematical constants]]. | ||
||1892: Dmitrii Menshov born ... mathematician known for his contributions to the theory of trigonometric series. Pic search | ||1892: Dmitrii Menshov born ... mathematician known for his contributions to the theory of trigonometric series. Pic search (fierce). | ||
||1897: Ardito Desio born ... geologist, mountaineer, and cartographer. Desio explored the mountains of Europe, Africa, Asian, and Antarctica. Pic (charming). | ||1897: Ardito Desio born ... geologist, mountaineer, and cartographer. Desio explored the mountains of Europe, Africa, Asian, and Antarctica. Pic (charming). | ||
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||1915: Alvin Martin Weinberg born ... was an American nuclear physicist who was the administrator at Oak Ridge National Laboratory (ORNL) during and after the Manhattan Project. He came to Oak Ridge, Tennessee, in 1945 and remained there until his death in 2006. He was the first to use the term "Faustian bargain" to describe nuclear energy. Pic. | ||1915: Alvin Martin Weinberg born ... was an American nuclear physicist who was the administrator at Oak Ridge National Laboratory (ORNL) during and after the Manhattan Project. He came to Oak Ridge, Tennessee, in 1945 and remained there until his death in 2006. He was the first to use the term "Faustian bargain" to describe nuclear energy. Pic. | ||
||1936: Vladimir Hütt born ... physicist and philosopher. Pic search | ||1923: Mathematician and academic Pieter Hendrik Schoute dies ... known for his work on regular polytopes and Euclidean geometry. Pic. | ||
||1936: Vladimir Hütt born ... physicist and philosopher. Pic search. | |||
File:John Ambrose Fleming 1890.png|link=John Ambrose Fleming (nonfiction)|1945: Electrical engineer and physicist [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] dies. He invented the thermionic valve, also known as the vacuum tube. | File:John Ambrose Fleming 1890.png|link=John Ambrose Fleming (nonfiction)|1945: Electrical engineer and physicist [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] dies. He invented the thermionic valve, also known as the vacuum tube. | ||
Revision as of 12:48, 7 April 2020
1796: Physicist Johan Carl Wilcke dies. He invented the electrophorus, and calculated the latent heat of ice.
1860: Mathematician Karl Mikhailovich Peterson uses embedded hypersurfaces in a Euclidean space to locate and erase the Forbidden Ratio.
1891: Charles Sanders Peirce publishes new class of Gnomon algorithm functions which detect and prevent crimes against mathematical constants.
1907: Jazz drummer and theoretical physicist Albert Einstein hosts an all-star benefit concert to raise money for the rebuilding of San Francisco.
1945: Electrical engineer and physicist John Ambrose Fleming dies. He invented the thermionic valve, also known as the vacuum tube.
1946: Mathematician and academic Alice Beta writes a letter to Albert Einstein, warning Einstein that his theories are at risk from the so-called Forbidden Ratio and other criminal mathematical functions.
1955: Physicist, engineer, and academic Albert Einstein dies. He developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).
1963: Vandal Savage Press is front for clandestiphrine manufacturing operation, charges mathematician and detective Alice Beta.
2011: Mathematician Curt Meyer dies. He made notable contributions to number theory, including an alternative solution to the class number 1 problem, building on the original Stark–Heegner theorem.
2018: Signed first edition of Purple Racer unexpectedly develops artificial intelligence after being exposed to Cherenkov radiation during an unauthorized experiment in high-energy literature.
