Template:Selected anniversaries/December 8: Difference between revisions
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||1795: Peter Andreas Hansen born ... astronomer and mathematician born. Pic. | ||1795: Peter Andreas Hansen born ... astronomer and mathematician born. Pic. | ||
||1807: Friedrich Traugott Kützing born ... pharmacist, botanist and phycologist ... diatoms v. desmids. | ||1807: Friedrich Traugott Kützing born ... pharmacist, botanist and phycologist ... diatoms v. desmids. Pic search yes: https://www.google.com/search?q=Friedrich+Traugott+Kützing | ||
||1818: Johan Gottlieb Gahn born ... chemist and metallurgist who discovered manganese in 1774. Pic. | ||1818: Johan Gottlieb Gahn born ... chemist and metallurgist who discovered manganese in 1774. Pic. | ||
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File:Jacques Hadamard.jpg|link=Jacques Hadamard (nonfiction)|1865: Mathematician [[Jacques Hadamard (nonfiction)|Jacques Hadamard]] born. He will make major contributions in number theory, complex function theory, differential geometry and partial differential equations. | File:Jacques Hadamard.jpg|link=Jacques Hadamard (nonfiction)|1865: Mathematician [[Jacques Hadamard (nonfiction)|Jacques Hadamard]] born. He will make major contributions in number theory, complex function theory, differential geometry and partial differential equations. | ||
||1886: Isaac Lea dies ... conchologist, geologist, and publisher. Pic. | |||
||1894: Pafnuty Chebyshev dies ... mathematician and theorist. Pic. | ||1894: Pafnuty Chebyshev dies ... mathematician and theorist. Pic. | ||
Revision as of 16:18, 25 March 2019
1825: Children reprogram Jacquard loom to compute new family of Gnomon algorithm functions.
1834: Inventor and crime-fighter Charles Grafton Page builds new type of scrying engine.
1835: Charles Grey, 2nd Earl Grey secretly prints first edition of The Adulteration of Bergamot.
1844: Scientist, inventor, and educator Charles-Émile Reynaud born. He will invent the Praxinoscope (an improved zoetrope) and be responsible for the first projected animated films.
1864: Mathematician and philosopher George Boole dies. He worked in the fields of differential equations and algebraic logic, developing Boolean algebra and Boolean logic.
1865: Mathematician Jacques Hadamard born. He will make major contributions in number theory, complex function theory, differential geometry and partial differential equations.
1932: US Navy raises flock of Carnivorous dirigibles.
1955: Mathematician, physicist, and philosopher Hermann Weyl dies. He was one of the most influential mathematicians of the twentieth century: his research has major significance for theoretical physics as well as purely mathematical disciplines including number theory.
2001: Pioneering computer scientist and programmer Betty Holberton dies. She was one of the six original programmers of ENIAC, the first general-purpose electronic digital computer, and was the inventor of breakpoints in computer debugging.
2016: Green Spiral 5 voted Picture of the Day by the citizens of New Minneapolis, Canada.