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Pierre Louis Moreau de Maupertuis ( July 17, 1698July 27, 1759) was a French mathematician and astronomer. He is often credited with having invented the principle of least action.

He was born at Saint-Malo, France. At the age of twenty he entered the army, becoming a lieutenant in a cavalry regiment, and studying mathematics in his spare time. After five years he left the army and was admitted in 1723 a member of the Académie des Sciences. In 1728 he visited London, and was elected a fellow of the Royal Society. In 1736 he acted as chief of the expedition sent by King Louis XVLouis XV ( February 15, 1710 May 10, 1774) was king of France from 1715- 74. He was born at the Palace of Versailles. Until the royal legal age of maturity at fourteen, his uncle, Philippe d'Orleans, acted as Regent. Cardinal Fleury, until his death ( 174 to LaplandLapland (also Sapmi) is the area traditionally inhabited by the Sami people. It is located in Northern Europe and includes the northern parts of Scandinavia and Finland with the Kola peninsula in Russia. Only a minority part of the Sami group is working w to measure the length of a degree of the meridianMeridian is: Meridian (astronomy): an imaginary circle perpendicular to the horizon. Meridian (geography): either half or a full great circle that connects the Earth's poles. Meridian (TCM): an important concept in traditional Chinese medicine. The name o, and on his return home he became a member of almost all the scientific societies of Europe.

In 1740Events May 31 Friedrich II comes to power in Prussia upon the death of his father, Friedrich Wilhelm I. October 20 Maria Theresia of Austria inherits the Habsburg hereditary dominions ( Austria, Bohemia, Hungary and present-day Belgium). However, her succ Maupertuis went to BerlinBerlin [ bɛrˈliːn ] is the national capital of Germany and its largest city, with 3,387,404 inhabitants (as of September 2004); down from 4. 5 million before World War II. Berlin is located on the rivers Spree and Havel in the northea at the invitation of Frederick II of PrussiaFrederick II of Prussia Friedrich der Grosse Frederick the Great January 24, 1712 August 17, 1786) was the Hohenzollern king of Prussia 1740 86. He was one of the so-called " enlightened monarchs". Friedrick preferred to speak French rather than German., and took part in the Battle of MollwitzPrussian victory over Austria on April 10th 1741 First battle of the new Prussian king Friedrich II. The Prussian king flees from the battlefield when the Austrians seem to be wining. The Prussian victory is won by the old Field Marshal Schwerin. External, where he was taken prisoner by the AustriaAustria is a landlocked country in Central Europe, a federation of nine states. Austria is bordered by Germany and the Czech Republic to the north, Slovakia and Hungary to the east, Slovenia and Italy to the south, and Switzerland and Liechtenstein to thens. On his release he returned to Berlin, and thence to Paris, where he was elected director of the Academy of Sciences in 1742, and in the following year was admitted into the Académie française. Returning to Berlin in 1744, again at the desire of Frederick II, he was chosen president of the Royal Academy of Sciences in 1746. Finding his health declining, he repaired in 1757 to the south of France, but went in 1758 to Basel, where he died a year later. Maupertuis' difficult disposition involved him in constant quarrels, of which his controversies with Samuel König and Voltaire during the latter part of his life are examples.

The following are his most important works:

His Œuvres were published in 1752 at Dresden and in 1756 at Lyons.

A crater on the Moon is named after him.

This article incorporates text from the public domain 1911 Encyclopædia Britannica. 1911 Britannica



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