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In probability theory, Buffon's needle problem is a question first posed in the 18th century by Georges-Louis Leclerc, Comte de Buffon: [1] Suppose we have a floor made of parallel strips of wood , each the same width, and we drop a needle onto the floor.
Signature. Georges-Louis Leclerc, comte de Buffon (French: [ʒɔʁʒ lwi ləklɛʁ kɔ̃t də byfɔ̃]; 7 September 1707 – 16 April 1788) was a French naturalist, mathematician, and cosmologist. He held the position of intendant (director) at the Jardin du Roi, now called the Jardin des plantes. Buffon's works influenced the next two ...
The Histoire Naturelle, générale et particulière, avec la description du Cabinet du Roi (French: [istwaʁ natyʁɛl]; English: Natural History, General and Particular, with a Description of the King's Cabinet) is an encyclopaedic collection of 36 large (quarto) volumes written between 1749–1804, initially by the Comte de Buffon, and continued in eight more volumes after his death by his ...
Buffon's noodle. In geometric probability, the problem of Buffon's noodle is a variation on the well-known problem of Buffon's needle, named after Georges-Louis Leclerc, Comte de Buffon who lived in the 18th century. This approach to the problem was published by Joseph-Émile Barbier in 1860. [1]
The table below is a brief chronology of computed numerical values of, or bounds on, the mathematical constant pi (π). For more detailed explanations for some of these calculations, see Approximations of π. As of July 2024, π has been calculated to 202 trillion decimal digits.
In 1766, Georges Buffon suggested that some similar species, such as horses and asses, or lions, tigers, and leopards, might be varieties descended from a common ancestor. The Ussher chronology of the 1650s had calculated creation at 4004 BC, but by the 1780s geologists assumed a much older world.
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Later in the 18th century, the French philosopher Georges-Louis Leclerc, Comte de Buffon, one of the leading naturalists of the time, suggested that what most people referred to as species were really just well-marked varieties, modified from an original form by environmental factors. For example, he believed that lions, tigers, leopards, and ...