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https://en.wikipedia.org/wiki/Exponential%20factorial | The exponential factorial is a positive integer n raised to the power of n − 1, which in turn is raised to the power of n − 2, and so on in a right-grouping manner. That is,
The exponential factorial can also be defined with the recurrence relation
The first few exponential factorials are 1, 2, 9, 262144, ... (... |
https://en.wikipedia.org/wiki/Motor%20coordination | In physiology, motor coordination is the orchestrated movement of multiple body parts as required to accomplish intended actions, like walking. This coordination is achieved by adjusting kinematic and kinetic parameters associated with each body part involved in the intended movement. The modifications of these paramet... |
https://en.wikipedia.org/wiki/Geometric%20graph%20theory | Geometric graph theory in the broader sense is a large and amorphous subfield of graph theory, concerned with graphs defined by geometric means. In a stricter sense, geometric graph theory studies combinatorial and geometric properties of geometric graphs, meaning graphs drawn in the Euclidean plane with possibly inter... |
https://en.wikipedia.org/wiki/X-Video%20Motion%20Compensation | X-Video Motion Compensation (XvMC), is an extension of the X video extension (Xv) for the X Window System. The XvMC API allows video programs to offload portions of the video decoding process to the GPU video-hardware. In theory this process should also reduce bus bandwidth requirements. Currently, the supported portio... |
https://en.wikipedia.org/wiki/Pythagorean%20means | In mathematics, the three classical Pythagorean means are the arithmetic mean (AM), the geometric mean (GM), and the harmonic mean (HM). These means were studied with proportions by Pythagoreans and later generations of Greek mathematicians because of their importance in geometry and music.
Definition
They are defined... |
https://en.wikipedia.org/wiki/POWER3 | The POWER3 is a microprocessor, designed and exclusively manufactured by IBM, that implemented the 64-bit version of the PowerPC instruction set architecture (ISA), including all of the optional instructions of the ISA (at the time) such as instructions present in the POWER2 version of the POWER ISA but not in the Powe... |
https://en.wikipedia.org/wiki/Trunk%20prefix | A trunk prefix is a digit sequence to be dialled before a telephone number to initiate a telephone call for the purpose of selecting an appropriate telecommunications circuit by which the call is to be routed.
Making a domestic (national) telephone call usually requires the dialling of a single or two-digit national t... |
https://en.wikipedia.org/wiki/List%20of%20cohomology%20theories | This is a list of some of the ordinary and generalized (or extraordinary) homology and cohomology theories in algebraic topology that are defined on the categories of CW complexes or spectra. For other sorts of homology theories see the links at the end of this article.
Notation
S = π = S0 is the sphere spectrum.
Sn... |
https://en.wikipedia.org/wiki/Mechanical%20engineering%20technology | Mechanical engineering technology is the application of engineering principles and technological developments for the creation of useful products and production machinery.
Technologists
Mechanical engineering technologists are expected to apply current technologies and principles from machine and product design, produ... |
https://en.wikipedia.org/wiki/Allan%20M.A.%20McLean | Allan Marcus Atkinson McLean (September 27, 1891 – April 27, 1969) was a Canadian businessman who co-managed Connors Brothers Limited, a New Brunswick based fish processing business, and a politician who served as a member of the House of Commons of Canada.
Biography
Born in Bristol, New Brunswick, the third of four c... |
https://en.wikipedia.org/wiki/Rank%20correlation | In statistics, a rank correlation is any of several statistics that measure an ordinal association—the relationship between rankings of different ordinal variables or different rankings of the same variable, where a "ranking" is the assignment of the ordering labels "first", "second", "third", etc. to different observa... |
https://en.wikipedia.org/wiki/Irwin%20Stone | Irwin Stone (1907–1984) was an American biochemist, chemical engineer, and writer. He was the first to use ascorbic acid in the food processing industry as a preservative, and originated and published the hypothesis that humans require much larger amounts of Vitamin C for optimal health than is necessary to prevent sc... |
https://en.wikipedia.org/wiki/Resonance%20chamber | A resonance chamber uses resonance to enhance the transfer of energy from a sound source (e.g. a vibrating string) to the air. The chamber has interior surfaces which reflect an acoustic wave. When a wave enters the chamber, it bounces back and forth within the chamber with low loss (See standing wave). As more wave en... |
https://en.wikipedia.org/wiki/Rowbottom%20cardinal | In set theory, a Rowbottom cardinal, introduced by , is a certain kind of large cardinal number.
An uncountable cardinal number is said to be - Rowbottom if for every function f: [κ]<ω → λ (where λ < κ) there is a set H of order type that is quasi-homogeneous for f, i.e., for every n, the f-image of the set of n-el... |
https://en.wikipedia.org/wiki/J%C3%B3nsson%20cardinal | In set theory, a Jónsson cardinal (named after Bjarni Jónsson) is a certain kind of large cardinal number.
An uncountable cardinal number κ is said to be Jónsson if for every function there is a set of order type such that for each , restricted to -element subsets of omits at least one value in .
Every Rowbottom... |
https://en.wikipedia.org/wiki/Vinopolis | Vinopolis was a commercial visitor attraction in Southwark, London, England, operated by Wineworld, London that presented the subject of wine and oenology through exhibits and wine tastings. Vinopolis closed permanently at the end of 2015.
Overview
Vinopolis was located at Bankside, to the east of Southwark Bridge , ... |
https://en.wikipedia.org/wiki/CRI%20Middleware | (formerly CSK Research Institute Corp.) is a Japanese developer providing middleware for use in the video game industry. From the early nineties, CRI was a video game developer, but shifted focus in 2001.
History
CRI started out as CSK Research Institute, subsidiary of CSK, producing video games for the Mega Drive/Gen... |
https://en.wikipedia.org/wiki/Inclusion%20%28taxonomy%29 | In taxonomy, inclusion is the process whereby two species that were believed to be distinct are found in fact to be the same and are thus combined as one species. Which name is kept for this unified species is sometimes a cause of debate, but generally it is the earlier-named one, and the other species is said to be "i... |
https://en.wikipedia.org/wiki/Advanced%20process%20control | In control theory, advanced process control (APC) refers to a broad range of techniques and technologies implemented within industrial process control systems. Advanced process controls are usually deployed optionally and in addition to basic process controls. Basic process controls are designed and built with the pr... |
https://en.wikipedia.org/wiki/Dilation%20%28operator%20theory%29 | In operator theory, a dilation of an operator T on a Hilbert space H is an operator on a larger Hilbert space K, whose restriction to H composed with the orthogonal projection onto H is T.
More formally, let T be a bounded operator on some Hilbert space H, and H be a subspace of a larger Hilbert space H' . A bounded... |
https://en.wikipedia.org/wiki/Reinnervation | Reinnervation is the restoration, either by spontaneous cellular regeneration or by surgical grafting, of nerve supply to a body part from which it has been lost or damaged.
See also
Denervation
Neuroregeneration
Targeted reinnervation |
https://en.wikipedia.org/wiki/Backward%20masking | The concept of backward masking originated in psychoacoustics, referring to temporal masking of quiet sounds that occur moments before a louder sound.
In cognitive psychology, visual backward masking involves presenting one visual stimulus (a "mask" or "masking stimulus") immediately after a brief (usually 30 ms) "tar... |
https://en.wikipedia.org/wiki/List%20of%20SAP%20products | This presents a partial list of products of the enterprise software company SAP SE.
Major units
SAP S/4HANA (Enterprise Resource Planning on-premise and cloud)
SAP Business ByDesign (SME Cloud Enterprise Resource Planning)
SAP Business One (B1 on HANA) (Small enterprise Enterprise Resource Planning)
SAP CRM (Custo... |
https://en.wikipedia.org/wiki/Signal-to-quantization-noise%20ratio | Signal-to-quantization-noise ratio (SQNR or SNqR) is widely used quality measure in analysing digitizing schemes such as pulse-code modulation (PCM). The SQNR reflects the relationship between the maximum nominal signal strength and the quantization error (also known as quantization noise) introduced in the analog-to-d... |
https://en.wikipedia.org/wiki/Paramecia%20%28alga%29 | Paramecia is a non-mineralized Ediacaran alga with a differentiated, compartmentalized thallus. This alga probably had multiple phases in its lifecycle, as possible reproductive structures have been identified. |
https://en.wikipedia.org/wiki/Igor%20Pak | Igor Pak () (born 1971, Moscow, Soviet Union) is a professor of mathematics at the University of California, Los Angeles, working in combinatorics and discrete probability. He formerly taught at the Massachusetts Institute of Technology and the University of Minnesota, and he is best known for his bijective proof of t... |
https://en.wikipedia.org/wiki/Mr.%20Horsepower | Mr. Horsepower is the cartoon mascot and logo of Clay Smith Cams, an auto shop established in 1931. He is a sneering, cigar-smoking bird with red feathers and a yellow beak. The image is a caricature of legendary hot rod guru Clay Smith (1915–1954), well known for his red hair. Mr. Horsepower is rarely without a cigar,... |
https://en.wikipedia.org/wiki/Carbon-13%20nuclear%20magnetic%20resonance | Carbon-13 (C13) nuclear magnetic resonance (most commonly known as carbon-13 NMR spectroscopy or 13C NMR spectroscopy or sometimes simply referred to as carbon NMR) is the application of nuclear magnetic resonance (NMR) spectroscopy to carbon. It is analogous to proton NMR ( NMR) and allows the identification of carbon... |
https://en.wikipedia.org/wiki/Bogor%20Botanical%20Gardens | The Bogor Botanical Gardens () is a botanical garden located in Bogor, Indonesia, 60 km south of central Jakarta. It is currently operated by the National Research and Innovation Agency. The garden is located in the city center and adjoin the presidential palace compound of Istana Bogor. It covers an area of and conta... |
https://en.wikipedia.org/wiki/Glyoxylate%20cycle | The glyoxylate cycle, a variation of the tricarboxylic acid cycle, is an anabolic pathway occurring in plants, bacteria, protists, and fungi. The glyoxylate cycle centers on the conversion of acetyl-CoA to succinate for the synthesis of carbohydrates. In microorganisms, the glyoxylate cycle allows cells to use two carb... |
https://en.wikipedia.org/wiki/Diphenylchlorarsine | Diphenylchloroarsine (DA) is the organoarsenic compound with the formula (C6H5)2AsCl. It is highly toxic and was once used in chemical warfare. It is also an intermediate in the preparation of other organoarsenic compounds. The molecule consists of a pyramidal As(III) center attached to two phenyl rings and one chlorid... |
https://en.wikipedia.org/wiki/Two-point%20tensor | Two-point tensors, or double vectors, are tensor-like quantities which transform as Euclidean vectors with respect to each of their indices. They are used in continuum mechanics to transform between reference ("material") and present ("configuration") coordinates. Examples include the deformation gradient and the first... |
https://en.wikipedia.org/wiki/Cauchy%20stress%20tensor | In continuum mechanics, the Cauchy stress tensor (symbol , named after Augustin-Louis Cauchy), also called true stress tensor or simply stress tensor, completely defines the state of stress at a point inside a material in the deformed state, placement, or configuration. The second order tensor consists of nine componen... |
https://en.wikipedia.org/wiki/Board%20support%20package | In embedded systems, a board support package (BSP) is the layer of software containing hardware-specific boot firmware and device drivers and other routines that allow a given embedded operating system, for example a real-time operating system (RTOS), to function in a given hardware environment (a motherboard), integra... |
https://en.wikipedia.org/wiki/Entropy%20in%20thermodynamics%20and%20information%20theory | The mathematical expressions for thermodynamic entropy in the statistical thermodynamics formulation established by Ludwig Boltzmann and J. Willard Gibbs in the 1870s are similar to the information entropy by Claude Shannon and Ralph Hartley, developed in the 1940s.
Equivalence of form of the defining expressions
The... |
https://en.wikipedia.org/wiki/Winterbottom%27s%20sign | Winterbottom's sign is a swelling of lymph nodes (lymphadenopathy) along the posterior cervical lymph node chain, associated with the early phase of African trypanosomiasis (African sleeping sickness), a disease caused by the parasites Trypanosoma brucei rhodesiense and Trypanosoma brucei gambiense. It may be suggestiv... |
https://en.wikipedia.org/wiki/Teaching%20dimension | In computational learning theory, the teaching dimension of a concept class C is defined to be , where is the minimum size of a witness set for c in C. Intuitively, this measures the number of instances that are needed to identify a concept in the class, using supervised learning with examples provided by a helpful te... |
https://en.wikipedia.org/wiki/Witness%20set | In computational learning theory, let C be a concept class over a domain X and c be a concept in C. A subset S of X is a witness set for c in C if c(S) verifies c (i.e., c is the only consistent concept with respect to c(S)). The minimum size of a witness set for c is called the witness size or specification number and... |
https://en.wikipedia.org/wiki/Concept%20class | In computational learning theory in mathematics, a concept over a domain X is a total Boolean function over X. A concept class is a class of concepts. Concept classes are a subject of computational learning theory.
Concept class terminology frequently appears in model theory associated with probably approximately corr... |
https://en.wikipedia.org/wiki/Bondy%27s%20theorem | In mathematics, Bondy's theorem is a bound on the number of elements needed to distinguish the sets in a family of sets from each other. It belongs to the field of combinatorics, and is named after John Adrian Bondy, who published it in 1972.
Statement
The theorem is as follows:
Let X be a set with n elements and let... |
https://en.wikipedia.org/wiki/Cartesian%20materialism | In philosophy of mind, Cartesian materialism is the idea that at some place (or places) in the brain, there is some set of information that directly corresponds to our conscious experience. Contrary to its name, Cartesian materialism is not a view that was held by or formulated by René Descartes, who subscribed rather ... |
https://en.wikipedia.org/wiki/SCSI%20command | In SCSI computer storage, computers and storage devices use a client-server model of communication. The computer is a client which requests the storage device to perform a service, e.g., to read or write data. The SCSI command architecture was originally defined for parallel SCSI buses but has been carried forward wi... |
https://en.wikipedia.org/wiki/Invariant%20basis%20number | In mathematics, more specifically in the field of ring theory, a ring has the invariant basis number (IBN) property if all finitely generated free left modules over R have a well-defined rank. In the case of fields, the IBN property becomes the statement that finite-dimensional vector spaces have a unique dimension.
D... |
https://en.wikipedia.org/wiki/GPFS | GPFS (General Parallel File System, brand name IBM Storage Scale and previously IBM Spectrum Scale) is high-performance clustered file system software developed by IBM. It can be deployed in shared-disk or shared-nothing distributed parallel modes, or a combination of these. It is used by many of the world's largest co... |
https://en.wikipedia.org/wiki/List%20of%20national%20flowers | In a number of countries, plants have been chosen as symbols to represent specific geographic areas. Some countries have a country-wide floral emblem; others in addition have symbols representing subdivisions. Different processes have been used to adopt these symbols – some are conferred by government bodies, whereas o... |
https://en.wikipedia.org/wiki/Watchful%20waiting | Watchful waiting (also watch and wait or WAW) is an approach to a medical problem in which time is allowed to pass before medical intervention or therapy is used. During this time, repeated testing may be performed.
Related terms include expectant management, active surveillance, and masterly inactivity. The term mas... |
https://en.wikipedia.org/wiki/Higher-order%20differential%20cryptanalysis | In cryptography, higher-order differential cryptanalysis is a generalization of differential cryptanalysis, an attack used against block ciphers. While in standard differential cryptanalysis the difference between only two texts is used, higher-order differential cryptanalysis studies the propagation of a set of differ... |
https://en.wikipedia.org/wiki/Impossible%20differential%20cryptanalysis | In cryptography, impossible differential cryptanalysis is a form of differential cryptanalysis for block ciphers. While ordinary differential cryptanalysis tracks differences that propagate through the cipher with greater than expected probability, impossible differential cryptanalysis exploits differences that are imp... |
https://en.wikipedia.org/wiki/Terry%20Collection | The Robert J. Terry Anatomical Skeletal Collection is a collection of some 1,728 human skeletons held by the Department of Anthropology of the National Museum of Natural History of the Smithsonian Institution, Washington, D.C., United States.
Background
It was created by Robert J. Terry (1871–1966) during his time as... |
https://en.wikipedia.org/wiki/Interpolation%20attack | In cryptography, an interpolation attack is a type of cryptanalytic attack against block ciphers.
After the two attacks, differential cryptanalysis and linear cryptanalysis, were presented on block ciphers, some new block ciphers were introduced, which were proven secure against differential and linear attacks. Among ... |
https://en.wikipedia.org/wiki/Waterleaf%20%28architecture%29 | In architecture, a waterleaf is a distinctive sculptural motif used on the capitals of columns and pilasters in European buildings during the late twelfth century. It is a highly simplified plant motif, characteristic of the "late Norman" style of Romanesque architecture.
A waterleaf capital is formed of broad, smoot... |
https://en.wikipedia.org/wiki/Opt-in%20email | Opt-in email is a term used when someone is not initially added to an emailing list and is instead given the option to join the emailing list. Typically, this is some sort of mailing list, newsletter, or advertising. Opt-out emails do not ask for permission to send emails, these emails are typically criticized as uns... |
https://en.wikipedia.org/wiki/Anthrax%20vaccine | Anthrax vaccines are vaccines to prevent the livestock and human disease anthrax, caused by the bacterium Bacillus anthracis.
They have had a prominent place in the history of medicine, from Pasteur's pioneering 19th-century work with cattle (the first effective bacterial vaccine and the second effective vaccine ever)... |
https://en.wikipedia.org/wiki/Cryptocurrency%20exchange | A cryptocurrency exchange, or a digital currency exchange (DCE), is a business that allows customers to trade cryptocurrencies or digital currencies for other assets, such as conventional fiat money or other digital currencies. Exchanges may accept credit card payments, wire transfers or other forms of payment in excha... |
https://en.wikipedia.org/wiki/Debye%E2%80%93Waller%20factor | The Debye–Waller factor (DWF), named after Peter Debye and Ivar Waller, is used in condensed matter physics to describe the attenuation of x-ray scattering or coherent neutron scattering caused by thermal motion. It is also called the B factor, atomic B factor, or temperature factor. Often, "Debye–Waller factor" is use... |
https://en.wikipedia.org/wiki/Odell%20Lake%20%28video%20game%29 | Odell Lake is a 1986 educational life simulation game produced by MECC for the Apple II and Commodore 64. The player is a fish living in Odell Lake, a real-world lake in Oregon. It is based on a 1980 BASIC program of the same name. It was followed-up by Odell Down Under.
Gameplay
As a fish, the player could "go explo... |
https://en.wikipedia.org/wiki/Service%20Profile%20Identifier | A Service Profile Identifier (SPID) is a number issued by ISDN service providers in North America that identifies the services and features of an ISDN circuit. Service providers typically assign each B channel a unique SPID. A SPID is derived from the telephone number assigned to the circuit, and in the U.S. it typical... |
https://en.wikipedia.org/wiki/Speech%20analytics | Speech analytics is the process of analyzing recorded calls to gather customer information to improve communication and future interaction. The process is primarily used by customer contact centers to extract information buried in client interactions with an enterprise. Although speech analytics includes elements of au... |
https://en.wikipedia.org/wiki/Cadinenes | Cadinenes are a group of isomeric hydrocarbons that occur in a wide variety of essential oil-producing plants. The name is derived from that of the Cade juniper (Juniperus oxycedrus L.), the wood of which yields an oil from which cadinene isomers were first isolated.
Chemically, the cadinenes are bicyclic sesquiterpe... |
https://en.wikipedia.org/wiki/Optical%20power | In optics, optical power (also referred to as dioptric power, refractive power, focusing power, or convergence power) is the degree to which a lens, mirror, or other optical system converges or diverges light. It is equal to the reciprocal of the focal length of the device: . High optical power corresponds to short foc... |
https://en.wikipedia.org/wiki/Suction%20cup | A suction cup, also known as a sucker, is a device or object that uses the negative fluid pressure of air or water to adhere to nonporous surfaces, creating a partial vacuum.
Suction cups are peripheral traits of some animals such as octopuses and squids, and have been reproduced artificially for numerous purposes.
T... |
https://en.wikipedia.org/wiki/Aj%C3%AD%20%28sauce%29 | Ají is a spicy sauce that contains ají peppers, oil, tomatoes, cilantro (coriander), garlic, onions, and water. It is served as a condiment to complement main dishes, most oftentimes in Latin American cuisines, and prepared by blending its ingredients using a food processor or blender. Although ají sauce recipes can va... |
https://en.wikipedia.org/wiki/Logical%20form | In logic, logical form of a statement is a precisely-specified semantic version of that statement in a formal system. Informally, the logical form attempts to formalize a possibly ambiguous statement into a statement with a precise, unambiguous logical interpretation with respect to a formal system. In an ideal formal ... |
https://en.wikipedia.org/wiki/Matthew%20Foreman | Matthew Dean Foreman is an American mathematician at
University of California, Irvine. He has made notable contributions in set theory and in ergodic theory.
Biography
Born in Los Alamos, New Mexico, Foreman earned his Ph.D. from the
University of California, Berkeley in 1980 under Robert M. Solovay. His
dissertatio... |
https://en.wikipedia.org/wiki/Thin%20provisioning | In computing, thin provisioning involves using virtualization technology to give the appearance of having more physical resources than are actually available. If a system always has enough resource to simultaneously support all of the virtualized resources, then it is not thin provisioned. The term thin provisioning i... |
https://en.wikipedia.org/wiki/Q%20cycle | The Q cycle (named for quinol) describes a series of reactions that describe how the sequential oxidation and reduction of the lipophilic electron carrier Coenzyme Q (CoQ) between the ubiquinol and ubiquinone forms, can result in the net movement of protons across a lipid bilayer (in the case of the mitochondria, the i... |
https://en.wikipedia.org/wiki/SCinet | SCinet is the high-performance network built annually by volunteers in support of SC (formerly Supercomputing, the International Conference for High Performance Computing, Networking, Storage and Analysis).
SCinet is the primary network for the yearly conference and is used by attendees and exhibitors to demonstrate an... |
https://en.wikipedia.org/wiki/Integer%20lattice | In mathematics, the -dimensional integer lattice (or cubic lattice), denoted , is the lattice in the Euclidean space whose lattice points are -tuples of integers. The two-dimensional integer lattice is also called the square lattice, or grid lattice. is the simplest example of a root lattice. The integer lattice is a... |
https://en.wikipedia.org/wiki/Serum%20iron | Serum iron is a medical laboratory test that measures the amount of circulating iron that is bound to transferrin and freely circulate in the blood. Clinicians order this laboratory test when they are concerned about iron deficiency, which can cause anemia and other problems. 65% of the iron in the body is bound up in ... |
https://en.wikipedia.org/wiki/Rubber%20science | Rubber science is a science fiction term describing a quasi-scientific explanation for an aspect of a science fiction setting. Rubber science explanations are fictional but convincing enough to avoid upsetting the suspension of disbelief. Rubber science is a feature of most genres of science fiction, with the exception... |
https://en.wikipedia.org/wiki/List%20of%20Rhodesian%20flags | This is a list of flags used in Southern Rhodesia between 1890–1964 and 1979–1980 and Rhodesia between 1964 and 1979. The evolution of Southern Rhodesia from a British South African Company concern, to a British Colony, then to a member of a Federal Government, then to a self-declared state is evident by the different... |
https://en.wikipedia.org/wiki/186%20%28number%29 | 186 (one hundred [and] eighty-six) is the natural number following 185 and preceding 187.
In mathematics
There is no integer with exactly 186 coprimes less than it, so 186 is a nontotient. It is also never the difference between an integer and the total of coprimes below it, so it is a noncototient.
There are 186 dif... |
https://en.wikipedia.org/wiki/Tragacanth | Tragacanth is a natural gum obtained from the dried sap of several species of Middle Eastern legumes of the genus Astragalus, including A. adscendens, A. gummifer, A. brachycalyx, and A. tragacantha. Some of these species are known collectively under the common names "goat's thorn" and "locoweed". The gum is sometimes ... |
https://en.wikipedia.org/wiki/Local-area%20augmentation%20system | The local-area augmentation system (LAAS) is an all-weather aircraft landing system based on real-time differential correction of the GPS signal. Local reference receivers located around the airport send data to a central location at the airport. This data is used to formulate a correction message, which is then transm... |
https://en.wikipedia.org/wiki/Human%20iron%20metabolism | Human iron metabolism is the set of chemical reactions that maintain human homeostasis of iron at the systemic and cellular level. Iron is both necessary to the body and potentially toxic. Controlling iron levels in the body is a critically important part of many aspects of human health and disease. Hematologists have... |
https://en.wikipedia.org/wiki/Primitive%20node | The primitive node (or primitive knot) is the organizer for gastrulation in most amniote embryos. In birds it is known as Hensen's node, and in amphibians it is known as the Spemann-Mangold organizer. It is induced by the Nieuwkoop center in amphibians, or by the posterior marginal zone in amniotes including birds.
Di... |
https://en.wikipedia.org/wiki/Rhamphichthyidae | Sand knifefish are freshwater electric fish of the family Rhamphichthyidae, from freshwater habitats in South America.
Just like most part of the members of the Gymnotiformes group, they also have elongated and compressed bodies and electric organs. The long anal fin actually extends from before the pectoral fins to t... |
https://en.wikipedia.org/wiki/Wireless%20Datagram%20Protocol | Wireless Datagram Protocol (WDP) defines the movement of information from receiver to the sender and resembles the User Datagram Protocol in the Internet protocol suite.
The Wireless Datagram Protocol (WDP), a protocol in WAP architecture, covers the Transport Layer Protocols in the Internet model. As a general transp... |
https://en.wikipedia.org/wiki/Express%20Scripts | Express Scripts Holding Company is a pharmacy benefit management (PBM) organization. In 2017 it was the 22nd-largest company in the United States by total revenue as well as the largest pharmacy benefit management (PBM) organization in the United States. Express Scripts had 2016 revenues of $100.752 billion. Since Dece... |
https://en.wikipedia.org/wiki/Tactile%20pad | A tactile pad is an area of skin that is particularly sensitive to pressure, temperature, or pain. Tactile pads are characterized by high concentrations of free nerve endings. In primates, the last phalanges in the fingers and toes have tactile pads, allowing very accurate manipulation of objects. This precision grip w... |
https://en.wikipedia.org/wiki/Division%20algorithm | A division algorithm is an algorithm which, given two integers N and D (respectively the numerator and the denominator), computes their quotient and/or remainder, the result of Euclidean division. Some are applied by hand, while others are employed by digital circuit designs and software.
Division algorithms fall into... |
https://en.wikipedia.org/wiki/Nash%E2%80%93Sutcliffe%20model%20efficiency%20coefficient | The Nash–Sutcliffe model efficiency coefficient (NSE) is used to assess the predictive skill of hydrological models. It is defined as:
where is the mean of observed discharges, and is modeled discharge. is observed discharge at time t.
The Nash–Sutcliffe efficiency is calculated as one minus the ratio of the er... |
https://en.wikipedia.org/wiki/Block-stacking%20problem | In statics, the block-stacking problem (sometimes known as The Leaning Tower of Lire , also the book-stacking problem, or a number of other similar terms) is a puzzle concerning the stacking of blocks at the edge of a table.
Statement
The block-stacking problem is the following puzzle:
Place identical rigid rectang... |
https://en.wikipedia.org/wiki/Definite%20clause%20grammar | A definite clause grammar (DCG) is a way of expressing grammar, either for natural or formal languages, in a logic programming language such as Prolog. It is closely related to the concept of attribute grammars / affix grammars from which Prolog was originally developed.
DCGs are usually associated with Prolog, but sim... |
https://en.wikipedia.org/wiki/Overdiagnosis | Overdiagnosis is the diagnosis of disease that will never cause symptoms or death during a patient's ordinarily expected lifetime and thus presents no practical threat regardless of being pathologic. Overdiagnosis is a side effect of screening for early forms of disease. Although screening saves lives in some cases, in... |
https://en.wikipedia.org/wiki/Euler%27s%20theorem%20in%20geometry | In geometry, Euler's theorem states that the distance d between the circumcenter and incenter of a triangle is given by
or equivalently
where and denote the circumradius and inradius respectively (the radii of the circumscribed circle and inscribed circle respectively). The theorem is named for Leonhard Euler, who... |
https://en.wikipedia.org/wiki/Noise%20%28video%29 | Noise, commonly known as static, white noise, static noise, or snow, in analog video and television, is a random dot pixel pattern of static displayed when no transmission signal is obtained by the antenna receiver of television sets and other display devices.
Description
The random pixel pattern is superimposed on th... |
https://en.wikipedia.org/wiki/Radio%20noise | In radio reception, radio noise (commonly referred to as radio static) is unwanted random radio frequency electrical signals, fluctuating voltages, always present in a radio receiver in addition to the desired radio signal. Radio noise near in frequency to the radio signal being received (in the receiver's passband) in... |
https://en.wikipedia.org/wiki/Automatic%20switched-transport%20network | Automatic Switched Transport Network (ASTN) allows traffic paths to be set up through a switched network automatically. The term ASTN replaces the term ASON (Automatically Switched Optical Network) and is often used interchangeably with GMPLS (Generalized MPLS). This is not completely correct as GMPLS is a family of p... |
https://en.wikipedia.org/wiki/N-Methyl-2-pyrrolidone | N-Methyl-2-pyrrolidone (NMP) is an organic compound consisting of a 5-membered lactam. It is a colorless liquid, although impure samples can appear yellow. It is miscible with water and with most common organic solvents. It also belongs to the class of dipolar aprotic solvents such as dimethylformamide and dimethyl su... |
https://en.wikipedia.org/wiki/Signcryption | In cryptography, signcryption is a public-key primitive that simultaneously performs the functions of both digital signature and encryption.
Encryption and digital signature are two fundamental cryptographic tools that can guarantee the confidentiality, integrity, and non-repudiation. Until 1997, they were viewed as i... |
https://en.wikipedia.org/wiki/Elitzur%E2%80%93Vaidman%20bomb%20tester | The Elitzur–Vaidman bomb-tester is a quantum mechanics thought experiment that uses interaction-free measurements to verify that a bomb is functional without having to detonate it. It was conceived in 1993 by Avshalom Elitzur and Lev Vaidman. Since their publication, real-world experiments have confirmed that their the... |
https://en.wikipedia.org/wiki/Medial%20triangle | In Euclidean geometry, the medial triangle or midpoint triangle of a triangle is the triangle with vertices at the midpoints of the triangle's sides . It is the case of the midpoint polygon of a polygon with sides. The medial triangle is not the same thing as the median triangle, which is the triangle whose sides h... |
https://en.wikipedia.org/wiki/Hoop%20conjecture | The hoop conjecture, proposed by Kip Thorne in 1972, states that an imploding object forms a black hole when, and only when, a circular hoop with a specific critical circumference could be placed around the object and rotated about its diameter. In simpler terms, the entirety of the object's mass must be compressed to ... |
https://en.wikipedia.org/wiki/Noise%20measurement | In acoustics, noise measurement can be for the purpose of measuring environmental noise or measuring noise in the workplace. Applications include monitoring of construction sites, aircraft noise, road traffic noise, entertainment venues and neighborhood noise. One of the definitions of noise covers all "unwanted sound... |
https://en.wikipedia.org/wiki/O.S.%20Engines | O.S. Engines is a Japanese model engine manufacturer.
The company was founded in 1936 by machinist Shigeo Ogawa ("Ogawa Shigeo" in the Japanese surname-first tradition) for the production of model steam engines. The name of the firm could have either originated from the traditional Japanese family-name-first tradition... |
https://en.wikipedia.org/wiki/Raptor%20code | In computer science, Raptor codes (rapid tornado; see Tornado codes) are the first known class of fountain codes with linear time encoding and decoding. They were invented by Amin Shokrollahi in 2000/2001 and were first published in 2004 as an extended abstract. Raptor codes are a significant theoretical and practical... |
https://en.wikipedia.org/wiki/Adaptive%20value | The adaptive value represents the combined influence of all characters which affect the fitness of an individual or population.
Definition
Adaptive value is an essential concept of population genetics. It represents usefulness of a trait that can help an organism to survive in its environment. This heritable trait t... |
https://en.wikipedia.org/wiki/Glucocerebroside | Glucocerebroside (also called glucosylceramide) is any of the cerebrosides in which the monosaccharide head group is glucose.
Clinical significance
In Gaucher's disease, the enzyme glucocerebrosidase is nonfunctional and cannot break down glucocerebroside into glucose and ceramide in the lysosome. Affected macrophage... |
https://en.wikipedia.org/wiki/Maltol | Maltol is a naturally occurring organic compound that is used primarily as a flavor enhancer. It is found in nature in the bark of larch trees and in the needles of pine trees, and is produced during the roasting of malt (from which it gets its name) and in the baking of bread.
It has the odor of caramel and is used ... |
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