Template:Selected anniversaries/January 30: Difference between revisions
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||1787: Giovanni Santini born ... astronomer and mathematician. Both as a practical and theoretical astronomer, Santini made the Observatory of Padua famous. He determined the latitude of Padua, and assisted the astronomical and geodetic service of Italy by making observations in longitude. He acquired his greatest repute by his calculations of the orbital disturbances during the period from 1832-1852 caused by the great planets on the comet of Biela. Pic: https://es.wikipedia.org/wiki/Giovanni_Santini | ||1787: Giovanni Santini born ... astronomer and mathematician. Both as a practical and theoretical astronomer, Santini made the Observatory of Padua famous. He determined the latitude of Padua, and assisted the astronomical and geodetic service of Italy by making observations in longitude. He acquired his greatest repute by his calculations of the orbital disturbances during the period from 1832-1852 caused by the great planets on the comet of Biela. Pic: https://es.wikipedia.org/wiki/Giovanni_Santini | ||
||1805: Edward Sang born ... mathematician and civil engineer, best known for having computed large tables of logarithms, with the help of two of his daughters. Pic. | |||
||1826: The Menai Suspension Bridge, considered the world's first modern suspension bridge, connecting the Isle of Anglesey to the north West coast of Wales, is opened. | ||1826: The Menai Suspension Bridge, considered the world's first modern suspension bridge, connecting the Isle of Anglesey to the north West coast of Wales, is opened. | ||
Revision as of 06:49, 30 January 2019
1661: Oliver Cromwell, Lord Protector of the Commonwealth of England, is ritually executed more than two years after his death, on the 12th anniversary of the execution of the monarch he himself deposed.
1661: Mathematician William Oughtred uses Gnomon algorithm functions to extract data from the severed head of Oliver Cromwell.
1736: inventor, engineer, and chemist James Watt born. He will make major improvements to the steam engine.
1884: Inventor Herman Hollerith invents new type of scrying engine which generates images from residual consciousness in the severed head of Oliver Cromwell.
1954: Asclepius Myrmidon discovers unregistered halting problem, predicts new class of crimes against mathematical constants.
1975: The Monitor National Marine Sanctuary is established as the first United States National Marine Sanctuary.
1976: Comic book artist and crime-fighter Gil Kane publishes illustrated history of math crimes throughout history.
1998: Mathematician Samuel Eilenberg dies. He co-founded category theory with Saunders Mac Lane, and proposed the Eilenberg swindle (a construction applying the telescoping cancellation idea to projective modules).