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Like the decibel, the neper is a unit in a logarithmic scale.While the bel uses the decadic (base-10) logarithm to compute ratios, the neper uses the natural logarithm, based on Euler's number (e ≈ 2.71828).
Pictured in human form, Neper is often depicted as a child suckled by Renenutet. [3] Neper's body was dotted to represent grains. The hieroglyphs that write his name similarly include the symbols of grain.
Napier (/ ˈ n eɪ p i ər / NAY-pee-ər) is a surname with an English, Scottish, French or Polish origin.. The British surname Napier is derived from an occupational name for someone who sold or produced table linen; or for a naperer which was a servant who was responsible for the washing and storage of linen in a medieval household.
Napier (/ ˈ n eɪ p i ər / NAY-pee-ər; Māori: Ahuriri) is a city on the eastern coast of the North Island of New Zealand and the seat of the Hawke's Bay region.It is a beachside city with a seaport, known for its sunny climate, [3] esplanade lined with Norfolk pines, and extensive Art Deco architecture.
Oblique Lunar Orbiter 4 image Oblique view from Apollo 10, facing northwest Oblique view of the central peak from Apollo 11, facing northeast. Neper is an old lunar impact crater located near the eastern limb of the Moon.
Statue of John Napier, Scottish National Portrait Gallery. John Napier of Merchiston (/ ˈ n eɪ p i ər / NAY-pee-ər; [1] Latinized as Ioannes Neper; 1 February 1550 – 4 April 1617), nicknamed Marvellous Merchiston, was a Scottish landowner known as a mathematician, physicist, and astronomer.
Oblique Apollo 11 image. Virchow is a small lunar impact crater that is located on the northwestern interior floor of the prominent crater Neper.The latter formation lies near the eastern limb of the Moon, along the southern edge of the Mare Marginis.
Steam engine built by D. Napier & Son in 1859 1909 Napier T23 Roadster. David Napier, second son of the blacksmith to the Duke of Argyll, was born in 1785.While cousins became shipbuilders, he took engineering training in Scotland before coming to London.