Template:Selected anniversaries/March 25: Difference between revisions
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||1786: Giovanni Battista Amici born ... astronomer, microscopist, and botanist. Pic. | ||1786: Giovanni Battista Amici born ... astronomer, microscopist, and botanist. Pic. | ||
||1798: Christoph Gudermann born ... mathematician noted for introducing the Gudermannian function and the concept of uniform convergence. | ||1798: Christoph Gudermann born ... mathematician noted for introducing the Gudermannian function and the concept of uniform convergence. Pic search (scanty): https://www.google.com/search?q=Christoph+Gudermann | ||
||1807: The Slave Trade Act becomes law, abolishing the slave trade in the British Empire. | ||1807: The Slave Trade Act becomes law, abolishing the slave trade in the British Empire. | ||
Revision as of 04:13, 1 February 2019
1655: Saturn's largest moon, Titan, is discovered by Christiaan Huygens.
1857: Printer, bookseller, and inventor Édouard-Léon Scott de Martinville is receives a patent for the phonoautograph, which records an audio signal as a photographic image.
1860: Surgeon and gentleman scientist James Braid dies. He was an important and influential pioneer of hypnotism and hypnotherapy.
1862: Mathematician and engineer Philbert Maurice d’Ocagne born. He will found the field of nomography, the graphic computation of algebraic equations, on charts which he will called nomograms.
1925: John Logie Baird gives the first public demonstration of moving silhouette images by television at Selfridges department store in London in the first of a three-week series of demonstrations.
1927: Miniaturized version of John Ambrose Fleming delivers lecture on numbered cake algorithms.