The neper (symbol: Np) is a logarithmic unit for ratios of measurements of physical field and power quantities, such as gain and loss of electronic signals...
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In ancient Egyptian religion, Neper (alts. Nepra or Nepri) was a god of grain. His female counterpart was Nepit, the goddess of grain. His consort may...
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Neper is an old lunar impact crater located near the eastern limb of the Moon. Due to its location the crater must be viewed during a suitable libration...
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John Napier (redirect from John Neper)
John Napier of Merchiston (/ˈneɪpiər/ NAY-pee-ər; Latinized as Ioannes Neper; 1 February 1550 – 4 April 1617), nicknamed Marvellous Merchiston, was a...
33 KB (4,196 words) - 13:23, 17 July 2025
Neper is a logarithmic unit of ratio. Neper may also refer to: John Napier, a Scottish mathematician Neper (crater), a lunar impact crater Neper (mythology)...
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Spherical trigonometry (redirect from Neper's circle)
Spherical trigonometry is the branch of spherical geometry that deals with the metrical relationships between the sides and angles of spherical triangles...
40 KB (6,765 words) - 00:58, 29 July 2025
earthquakes and movement in the Earth Sound level, with the unit decibel Neper for amplitude, field and power quantities Frequency level, with units cent...
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one-tenth of a bel: 1 dB = 0.1 B. The bel (B) is 1⁄2 ln(10) nepers: 1 B = 1⁄2 ln(10) Np. The neper is the change in the level of a root-power quantity when...
80 KB (9,537 words) - 22:43, 23 July 2025
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...
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Tacchini. It lies just to the south of the prominent crater Neper, and was designated Neper K before being given its current name by the IAU. To the west-southwest...
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the western Mare Marginis. To the southeast is the prominent walled plain Neper. Due to its location, Theiler is not always visible to observers on the...
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metric sizes 1-2-5 series E series (preferred numbers) Logarithm Decibel Neper Phon Nominal Pipe Size (NPS) Geometric progression ISO 3:1973-04 - Preferred...
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considered a "friend of Geb", the Egyptian god of the earth, and the "lord of Neper", the god of grain. Although male and wearing the false beard, Hapi was...
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Logarithmen, Normzahlen, Dezibel, Neper, Phon - natürlich verwandt! [Logarithms, preferred numbers, decibel, neper, phon - naturally related!] (PDF) (in...
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the original on 16 November 2022. Retrieved 15 November 2022. "Udhëtim nëpër fjalorin e Kosovës". Telegrafi (in Albanian). 19 July 2019. Archived from...
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Propagation constant (redirect from Nepers per meter)
part of the propagation constant and is measured using the unit neper per metre. A neper is approximately 8.7 dB. Attenuation constant can be defined by...
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of a sound relative to a reference value. It is denoted LI, expressed in nepers, bels, or decibels, and defined by L I = 1 2 ln ( I I 0 ) N p = log 10...
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semiconductor device Neopentane, the simplest double-branched-chain alkane Neper (Np), a logarithmic unit for ratios Neptunium, a chemical element with symbol...
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Logarithmen, Normzahlen, Dezibel, Neper, Phon - natürlich verwandt! [Logarithms, preferred numbers, decibel, neper, phon - naturally related!] (PDF) (in...
24 KB (2,836 words) - 12:57, 1 August 2025
particle velocity; v0 is the reference particle velocity; 1 Np = 1 is the neper; 1 B = 1/2 ln 10 is the bel; 1 dB = 1/20 ln 10 is the decibel. The commonly...
7 KB (1,168 words) - 07:32, 1 March 2025
mean square sound pressure, p0 is a reference sound pressure, 1 Np is the neper, 1 B = (1/2 ln 10) Np is the bel, 1 dB = (1/20 ln 10) Np is the decibel...
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John Napier Napierian logarithm Natural logarithm Natural logarithm of 2 Neper Offset logarithmic integral pH Pollard's kangaroo algorithm Pollard's rho...
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stimulus has been removed. Neper occurs in the name because the units can also be considered to be nepers per second, neper being a logarithmic unit of...
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the western portion of Mare Marginis. The large crater to the south is Neper. View from Apollo 16, with north in upper left. These are three views of...
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relatively isolated area, with the nearest named crater being the walled plain Neper to the southeast. This is a nearly circular formation, with a low outer...
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inverse of the conductor's resistance), etc., with commonly used units neper (Np) or decibel (dB). The type of level and choice of units indicate the...
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Tayet, and Taytet) was an Egyptian goddess. Some attest her husband was Neper while others state she was possibly the consort of Hedjhotep. Tayt was the...
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Nebethetepet Nebnerou Nebtuwi Nefertem Nehebkau Nehmetawy Neith Nekhbet Nemty Neper Nepit O Onuris P Pakhet Panebtawy Perit Petbe Peteese Pihor Ptah Ptahhotep...
127 KB (16,525 words) - 17:36, 26 July 2025
probably a result of uplift from injection of magma below the mare. The crater Neper is located to the north of the mare. This crater makes up part of the southern...
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Nebethetepet Nebnerou Nebtuwi Nefertem Nehebkau Nehmetawy Neith Nekhbet Nemty Neper Nepit O Onuris P Pakhet Panebtawy Perit Petbe Peteese Pihor Ptah Ptahhotep...
37 KB (4,581 words) - 17:06, 18 July 2025