source stringlengths 31 227 | text stringlengths 9 2k |
|---|---|
https://en.wikipedia.org/wiki/Ursell%20function | In statistical mechanics, an Ursell function or connected correlation function, is a cumulant of a random variable. It can often be obtained by summing over connected Feynman diagrams (the sum over all Feynman diagrams gives the correlation functions).
The Ursell function was named after Harold Ursell, who introduced ... |
https://en.wikipedia.org/wiki/Internet%20access | Internet access is a facility or service that provides connectivity for a computer, a computer network, or other network device to the Internet, and for individuals or organizations to access or use applications such as email and the World Wide Web. Internet access is offered for sale by an international hierarchy of I... |
https://en.wikipedia.org/wiki/Karl%20Scheel%20Prize | The Karl-Scheel-Preis (Karl Scheel Prize) is an award given annually by the Physikalische Gesellschaft zu Berlin (PGzB, Physical Society of Berlin), a regional association of the Deutsche Physikalische Gesellschaft (German Physical Society), for outstanding scientific work. The prize was established through an endowm... |
https://en.wikipedia.org/wiki/Elasticity%20%28data%20store%29 | The elasticity of a data store relates to the flexibility of its data model and clustering capabilities. The greater the number of data model changes that can be tolerated, and the more easily the clustering can be managed, the more elastic the data store is considered to be.
Types
Clustering elasticity
Clustering el... |
https://en.wikipedia.org/wiki/Internet%20Architecture%20Board | The Internet Architecture Board (IAB) is "a committee of the Internet Engineering Task Force (IETF) and an advisory body of the Internet Society (ISOC). Its responsibilities include architectural oversight of IETF activities, Internet Standards Process oversight and appeal, and the appointment of the Request for Comme... |
https://en.wikipedia.org/wiki/Convergent%20Linux%20Platform | Convergent Linux Platform or CLP for short is an initiative of a la Mobile, inc. to present to the market a Linux-embedded mobile phone with raised security issues as well as the first Linux-based smart phone operating system. |
https://en.wikipedia.org/wiki/Lychrel%20number | A Lychrel number is a natural number that cannot form a palindrome through the iterative process of repeatedly reversing its digits and adding the resulting numbers. This process is sometimes called the 196-algorithm, after the most famous number associated with the process. In base ten, no Lychrel numbers have been ye... |
https://en.wikipedia.org/wiki/Vic%20Rattlehead | Vic Rattlehead is the illustrated mascot of the American thrash metal band Megadeth. Vic is a skeletal figure wearing a suit who embodies the phrase "See no evil, hear no evil, speak no evil" as well as a symbol of censorship. His eyes are covered by a riveted-on visor, his mouth is clamped shut, and his ears are close... |
https://en.wikipedia.org/wiki/Bonn%20Challenge | The Bonn Challenge is a global effort to restore 150 million hectares of the world's degraded and deforested lands by 2020 and 350 million hectares by 2030. It was hosted and launched by Germany and the International Union for Conservation of Nature (IUCN) in Bonn on 2 September 2011, in collaboration with the Global ... |
https://en.wikipedia.org/wiki/Zoo%20%28American%20TV%20series%29 | Zoo is an American drama television series based on the 2012 novel of the same name by James Patterson and Michael Ledwidge, the former also serving as an executive producer for the series, which stars James Wolk, Kristen Connolly, Nonso Anozie, Nora Arnezeder and Billy Burke as a group of varied professionals who inve... |
https://en.wikipedia.org/wiki/Impact%20of%20the%20COVID-19%20pandemic%20on%20the%20video%20game%20industry | The video game industry has been substantially impacted by the COVID-19 pandemic in various ways, most often due to concerns over travel to and from China or elsewhere, and delays in the manufacturing processes within China.
Overview
In contrast to many other economic sectors that are drastically affected by the pande... |
https://en.wikipedia.org/wiki/JUICE%20%28software%29 | JUICE is a widely used non-commercial software package for editing and analysing phytosociological data.
It was developed at the Masaryk University in Brno, Czech Republic in 1998, and is fully described in English manual. It makes use of the previously-developed TURBOVEG software for entering and storing such data)... |
https://en.wikipedia.org/wiki/Symphoricarpos%20%C3%97%20chenaultii | Symphoricarpos × chenaultii, the Chenault coralberry, is a nothospecies (hybrid) group of shrubs in the honeysuckle family. It was grown in France in 1912 as a hybrid S. microphyllus × S. orbiculatus. |
https://en.wikipedia.org/wiki/Bogoriellaceae | Bogoriellaceae is an Actinomycete family.
Phylogeny
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information (NCBI)
and the phylogeny is based on 16S rRNA-based LTP release 106 by The All-Species Living Tree Project... |
https://en.wikipedia.org/wiki/Rosewood | Rosewood is any of a number of richly hued hardwoods, often brownish with darker veining, but found in other colours. It is hard, tough, strong, and dense. True rosewoods come from trees of the genus Dalbergia, but other woods are often called rosewood. Rosewood takes a high polish and is used for luxury furniture-maki... |
https://en.wikipedia.org/wiki/Host%20Based%20Security%20System | Host Based Security System (HBSS) is the official name given to the United States Department of Defense (DOD) commercial off-the-shelf (COTS) suite of software applications used within the DOD to monitor, detect, and defend the DOD computer networks and systems. The Enterprise-wide Information Assurance and computer N... |
https://en.wikipedia.org/wiki/Network-In-a-Box | A Network-In-a-Box (NIB) is the combination of multiple components of a computer network into a single device (a 'box'), which are traditionally separated into multiple devices.
Examples
In 2021, the company Genie launched a 5G Network-In-a-Box to run as an on-premise service.
In August 2021, Tecore Networks launch... |
https://en.wikipedia.org/wiki/Schematic-driven%20layout | Schematic driven layout is the concept in integrated circuit layout or PCB layout where the EDA software links the schematic and layout databases. It was one of the first big steps forward in layout software from the days when editing tools were simply handling drawn polygons.
Features
Schematic-driven layout allows ... |
https://en.wikipedia.org/wiki/Holin%20superfamily%20II | The Holin superfamily II is a superfamily of putative pore-forming proteins. It is one of the seven different holin superfamilies in total. In general, these proteins are thought to play a role in regulated cell death, although functionality varies between families and individual members. The Holin superfamily II inclu... |
https://en.wikipedia.org/wiki/Hubert%20Stanley%20Wall | Hubert Stanley Wall (December 2, 1902 – September 12, 1971)
was an American mathematician who worked primarily in the field of continued fractions. He is also known as one of the leading proponents of the Moore method of teaching.
Early life and education
Wall was born in Rockwell City, Iowa on December 2, 1902. He re... |
https://en.wikipedia.org/wiki/Negentropy | In information theory and statistics, negentropy is used as a measure of distance to normality. The concept and phrase "negative entropy" was introduced by Erwin Schrödinger in his 1944 popular-science book What is Life? Later, French physicist Léon Brillouin shortened the phrase to néguentropie (negentropy). In 1974,... |
https://en.wikipedia.org/wiki/Class-XD%20Amplifier | Class XD (crossover displacement) is a proprietary and patented amplifier technology developed in-house by Cambridge Audio.
First appearing in 2006 in the Azur 840A integrated amplifier, the Crossover Displacement design sought to combine the performance of a traditional Class A design with the efficiency of Class B b... |
https://en.wikipedia.org/wiki/Eremophila%20glabra%20subsp.%20South%20Coast | Eremophila glabra subsp. South Coast is a plant in the figwort family, Scrophulariaceae and is endemic to Western Australia. It is similar to other shrubs in the species Eremophila glabra but is distinguished from them mainly by the outer surface of its petal tube, which is covered with glandular hairs. It has not bee... |
https://en.wikipedia.org/wiki/The%20Maze%20of%20Galious | The Maze of Galious is a 1987 platform-adventure video game developed and published by Konami for the MSX home computer. A reworked conversion was released for the Family Computer. Both versions were re-released digitally for Microsoft Windows. The second entry in the Knightmare trilogy, it follows the respective hero ... |
https://en.wikipedia.org/wiki/Indium%20%28111In%29%20altumomab%20pentetate | Indium (111In) altumomab pentetate (INN) (USP, indium In 111 altumomab pentetate; trade name Hybri-ceaker) is a mouse monoclonal antibody linked to pentetate which acts as a chelating agent for the radioisotope indium-111. The drug is used for the diagnosis of colorectal cancer but has not been approved for use. |
https://en.wikipedia.org/wiki/Ho%C5%99ava%E2%80%93Lifshitz%20gravity | Hořava–Lifshitz gravity (or Hořava gravity) is a theory of quantum gravity proposed by Petr Hořava in 2009. It solves the problem of different concepts of time in quantum field theory and general relativity by treating the quantum concept as the more fundamental so that space and time are not equivalent (anisotropic) a... |
https://en.wikipedia.org/wiki/What3words | What3words (stylized as what3words) is a proprietary geocode system designed to identify any location on the surface of Earth with a resolution of about . It is owned by What3words Limited, based in London, England. The system encodes geographic coordinates into three permanently fixed dictionary words. For example, th... |
https://en.wikipedia.org/wiki/FlexRay | FlexRay is an automotive network communications protocol developed by the FlexRay Consortium to govern on-board automotive computing. It is designed to be faster and more reliable than CAN and TTP, but it is also more expensive. The FlexRay consortium disbanded in 2009, but the FlexRay standard is now a set of ISO stan... |
https://en.wikipedia.org/wiki/Lizzie%20and%20the%20Rainman | "Lizzie and the Rainman" is a song written by Kenny O'Dell and Larry Henley. The song was first recorded in 1972, being that year a single release for its co-writer Kenny O'Dell and an album cut for Bobby Goldsboro (California Wine) and the Hollies (Romany, under the slightly different title "Lizzy and the Rain Man").... |
https://en.wikipedia.org/wiki/Strong%20law%20of%20small%20numbers | In mathematics, the "strong law of small numbers" is the humorous law that proclaims, in the words of Richard K. Guy (1988):
In other words, any given small number appears in far more contexts than may seem reasonable, leading to many apparently surprising coincidences in mathematics, simply because small numbers appe... |
https://en.wikipedia.org/wiki/1%3A200%20scale | The 1:200 scale is a modeling scale used in the model building hobby. A vehicle or building made in the 1:200 scale, fits 200 times inside its real-life counterpart (in one dimension; it would fit 8 million times if packed three-dimensionally, and would weigh 8 million times less).
A large percentage of models produce... |
https://en.wikipedia.org/wiki/Endosphere | Some microorganisms, such as endophytes, penetrate and occupy the plant internal tissues, forming the endospheric microbiome. The arbuscular mycorrhizal and other endophytic fungi are the dominant colonizers of the endosphere. Bacteria, and to some degree archaea, are important members of endosphere communities. Some o... |
https://en.wikipedia.org/wiki/Jami%20%28software%29 | Jami (formerly GNU Ring, SFLphone) is a SIP-compatible distributed peer-to-peer softphone and SIP-based instant messenger for Linux, Microsoft Windows, macOS, iOS, and Android.
Jami was developed and maintained by the Canadian company Savoir-faire Linux, and with the help of a global community of users and contributors... |
https://en.wikipedia.org/wiki/Eightfold%20way%20%28physics%29 | In physics, the eightfold way is an organizational scheme for a class of subatomic particles known as hadrons that led to the development of the quark model. Working alone, both the American physicist Murray Gell-Mann and the Israeli physicist Yuval Ne'eman proposed the idea in 1961.
The name comes from Gell-Mann's (19... |
https://en.wikipedia.org/wiki/Levenshtein%20coding | Levenshtein coding is a universal code encoding the non-negative integers developed by Vladimir Levenshtein.
Encoding
The code of zero is "0"; to code a positive number:
Initialize the step count variable C to 1.
Write the binary representation of the number without the leading "1" to the beginning of the code.
Let M... |
https://en.wikipedia.org/wiki/Generic%20views | The principal of generic views in the study of cognition stipulates that the interpretation made by an observer of a distal phenomenon should be such as to not require that the observer be in a special position to, or relationship with, the phenomenon in question. The principal is a fairly general account of the indu... |
https://en.wikipedia.org/wiki/Multibrot%20set | In mathematics, a Multibrot set is the set of values in the complex plane whose absolute value remains below some finite value throughout iterations by a member of the general monic univariate polynomial family of recursions. The name is a portmanteau of multiple and Mandelbrot set. The same can be applied to the Julia... |
https://en.wikipedia.org/wiki/Allele%20Frequency%20Net%20Database | The Allele Frequency Net Database (abbreviated AlFreD) is a database containing the allele frequencies of immune genes and their corresponding alleles in different populations. |
https://en.wikipedia.org/wiki/Glembatumumab%20vedotin | Glembatumumab vedotin (also known as CDX-011 and CR011-vcMMAE) is an antibody-drug conjugate (ADC) that targets cancer cells expressing transmembrane glycoprotein NMB (GPNMB).
In May 2010, the U.S FDA granted Fast Track designation to CDX-011 for the treatment of advanced, refractory, or resistant GPNMB-expressing bre... |
https://en.wikipedia.org/wiki/Toy%20train | A toy train is a toy that represents a train. It is distinguished from a model train by an emphasis on low cost and durability, rather than scale modeling. A toy train can be as simple as a toy that can run on a track, or it might be operated by electricity, clockwork or live steam. It is typically constructed from woo... |
https://en.wikipedia.org/wiki/Simulation%20software | Simulation software is based on the process of modeling a real phenomenon with a set of mathematical formulas. It is, essentially, a program that allows the user to observe an operation through simulation without actually performing that operation. Simulation software is used widely to design equipment so that the fina... |
https://en.wikipedia.org/wiki/Superliminal | Superliminal (previously Museum of Simulation Technology) is a 2019 surreal puzzle video game released by Pillow Castle Games. The game, played from a first-person perspective, incorporates gameplay elements around optical illusions and forced perspective; notably, certain objects when picked up can be moved towards or... |
https://en.wikipedia.org/wiki/Map%20folding | In the mathematics of paper folding, map folding and stamp folding are two problems of counting the number of ways that a piece of paper can be folded. In the stamp folding problem, the paper is a strip of stamps with creases between them, and the folds must lie on the creases. In the map folding problem, the paper is ... |
https://en.wikipedia.org/wiki/Conservation%20of%20energy | In physics and chemistry, the law of conservation of energy states that the total energy of an isolated system remains constant; it is said to be conserved over time. Energy can neither be created nor destroyed; rather, it can only be transformed or transferred from one form to another. For instance, chemical energy is... |
https://en.wikipedia.org/wiki/Multiplex%20baseband | In telecommunication, the term multiplex baseband has the following meanings:
In frequency-division multiplexing, the frequency band occupied by the aggregate of the signals in the line interconnecting the multiplexing and radio or line equipment.
In frequency division multiplexed carrier systems, at the input to an... |
https://en.wikipedia.org/wiki/Client%20certificate | In cryptography, a client certificate is a type of digital certificate that is used by client systems to make authenticated requests to a remote server. Client certificates play a key role in many mutual authentication designs, providing strong assurances of a requester's identity.
See also
Client-authenticated TLS ... |
https://en.wikipedia.org/wiki/Somatic%20cell%20nuclear%20transfer | In genetics and developmental biology, somatic cell nuclear transfer (SCNT) is a laboratory strategy for creating a viable embryo from a body cell and an egg cell. The technique consists of taking an denucleated oocyte (egg cell) and implanting a donor nucleus from a somatic (body) cell. It is used in both therapeutic ... |
https://en.wikipedia.org/wiki/Notakto | Notakto is a tic-tac-toe variant, also known as neutral or impartial tic-tac-toe. The game is a combination of the games tic-tac-toe and Nim, played across one or several boards with both of the players playing the same piece (an "X" or cross). The game ends when all the boards contain a three-in-a-row of Xs, at which ... |
https://en.wikipedia.org/wiki/Thomasclavelia%20ramosa | Thomasclavelia ramosa is an anaerobic, non-motile, thin, spore-forming, gram-positive bacterium that is among the gut flora of humans.
Research
The bacterium has a possible obesogenic potential but the underlying mechanism of this observed effect in mice are unclear. It is suggested that this microbe under a high-fat... |
https://en.wikipedia.org/wiki/Curing%20%28vegetable%20preservation%29 | Curing is a technique for preservation of (usually edible) vegetable material. It involves storing the material in a prescribed condition immediately after harvest.
Wound healing
In root and tuber crops such as potatoes and carrots, curing refers to waiting for the healing of wounds by periderm formation. Doing so p... |
https://en.wikipedia.org/wiki/The%20Selfish%20Gene | The Selfish Gene is a 1976 book on evolution by the ethologist Richard Dawkins, in which the author builds upon the principal theory of George C. Williams's Adaptation and Natural Selection (1966). Dawkins uses the term "selfish gene" as a way of expressing the gene-centred view of evolution (as opposed to the views fo... |
https://en.wikipedia.org/wiki/Swamping%20argument | The swamping argument is an objection against Darwinism made by Fleeming Jenkin. He asserted that an accidentally-appearing profitable variety cannot be preserved by natural selection in the population, but should be 'swamped' with ordinary traits. Population genetics helped to overcome this logical difficulty.
Jenkin... |
https://en.wikipedia.org/wiki/Online%20refuelling | In nuclear power technology, online refuelling is a technique for changing the fuel of a nuclear reactor while the reactor is critical. This allows the reactor to continue to generate electricity during routine refuelling, and therefore improve the availability and profitability of the plant.
Benefits of online refue... |
https://en.wikipedia.org/wiki/Metal%20rectifier | A metal rectifier is an early type of semiconductor rectifier in which the semiconductor is copper oxide, germanium or selenium. They were used in power applications to convert alternating current to direct current in devices such as radios and battery chargers. Westinghouse Electric was a major manufacturer of thes... |
https://en.wikipedia.org/wiki/Resonance%20escape%20probability | In nuclear physics, resonance escape probability is the probability that a neutron will slow down from fission energy to thermal energies without being captured by a nuclear resonance. A resonance absorption of a neutron in a nucleus does not produce nuclear fission. The probability of resonance absorption is called t... |
https://en.wikipedia.org/wiki/C5orf45 | Chromosome 5 open reading frame 45 is a protein that in humans is encoded by the C5orf45 gene. The orthologue in mice is 3010026O09Rik.
Model organisms
Model organisms have been used in the study of C5orf45 function. A conditional knockout mouse line, called 3010026O09Riktm1a(EUCOMM)Wtsi was generated as part of t... |
https://en.wikipedia.org/wiki/Punctuality |
Punctuality is the characteristic of completing a required task or fulfilling an obligation before or at a previously designated time. "Punctual" is often used synonymously with "on time".
An opposite characteristic is tardiness.
Each culture tends to have its own understanding about what is considered an acceptable... |
https://en.wikipedia.org/wiki/Permissive%20dialing | In North America, permissive dialing is the ability to make phone calls in an area subject to a newly introduced area code by using both the new and preexisting dialing methods.
When an area is given a new area code under a split plan, the area's previous area code would no longer be valid for calls in the area, so ca... |
https://en.wikipedia.org/wiki/Guillermo%20Owen | Guillermo Owen (born 1938) is a Colombian mathematician, and professor of applied mathematics at the Naval Postgraduate School in Monterey, California, known for his work in game theory. He is also the son of the Mexican Poet and Diplomat Gilberto Owen.
Biography
Guillermo Owen was born May 4, 1938, in Bogotá, Colomb... |
https://en.wikipedia.org/wiki/Thermo-dielectric%20effect | The thermo-dielectric effect is the production of electric currents and charge separation during phase transition.
This interesting effect was discovered by Joaquim da Costa Ribeiro in 1944. The Brazilian physicist observed that solidification and melting of many dielectrics are accompanied by charge separation. A the... |
https://en.wikipedia.org/wiki/Loeb%20space | In mathematics, a Loeb space is a type of measure space introduced by using nonstandard analysis.
Construction
Loeb's construction starts with a finitely additive map from an internal algebra of sets to the nonstandard reals. Define to be given by the standard part of , so that is a finitely additive map from t... |
https://en.wikipedia.org/wiki/Human%20nature | Human nature comprises the fundamental dispositions and characteristics—including ways of thinking, feeling, and acting—that humans are said to have naturally. The term is often used to denote the essence of humankind, or what it 'means' to be human. This usage has proven to be controversial in that there is dispute as... |
https://en.wikipedia.org/wiki/Triple%20bar | The triple bar or tribar, ≡, is a symbol with multiple, context-dependent meanings indicating equivalence of two different things. Its main uses are in mathematics and logic. It has the appearance of an equals sign with a third line.
Encoding
The triple bar character in Unicode is code point . The closely related co... |
https://en.wikipedia.org/wiki/Mobile%20cloud%20computing | Mobile Cloud Computing (MCC) is the combination of cloud computing and mobile computing to bring rich computational resources to mobile users, network operators, as well as cloud computing providers. The ultimate goal of MCC is to enable execution of rich mobile applications on a plethora of mobile devices, with a rich... |
https://en.wikipedia.org/wiki/Karatsuba%20algorithm | The Karatsuba algorithm is a fast multiplication algorithm. It was discovered by Anatoly Karatsuba in 1960 and published in 1962. It is a divide-and-conquer algorithm that reduces the multiplication of two n-digit numbers to three multiplications of n/2-digit numbers and, by repeating this reduction, to at most singl... |
https://en.wikipedia.org/wiki/Dirac%20spinor | In quantum field theory, the Dirac spinor is the spinor that describes all known fundamental particles that are fermions, with the possible exception of neutrinos. It appears in the plane-wave solution to the Dirac equation, and is a certain combination of two Weyl spinors, specifically, a bispinor that transforms "spi... |
https://en.wikipedia.org/wiki/KIR2DS4 | Killer cell immunoglobulin-like receptor 2DS4 is a protein that in humans is encoded by the KIR2DS4 gene.
Killer cell immunoglobulin-like receptors (KIRs) are transmembrane glycoproteins expressed by natural killer cells and subsets of T cells. The KIR genes are polymorphic and highly homologous and they are found in ... |
https://en.wikipedia.org/wiki/Simon%20Belmont | is a fictional character who serves as the first protagonist to appear in the Castlevania series. He appears in Castlevania, Vampire Killer, Haunted Castle, Castlevania II: Simon's Quest, Super Castlevania IV, and Castlevania Chronicles, and acts as a supporting character in Castlevania Judgment and Castlevania: Harmon... |
https://en.wikipedia.org/wiki/Taxonomy%20of%20diatoms | Diatoms belong to a large group called the heterokonts, which include both autotrophs such as golden algae and kelp; and heterotrophs such as water moulds. The classification of heterokonts is still unsettled: they may be designated a division, phylum, kingdom, or something intermediate to those. Consequently, diatoms ... |
https://en.wikipedia.org/wiki/Relativistic%20mechanics | In physics, relativistic mechanics refers to mechanics compatible with special relativity (SR) and general relativity (GR). It provides a non-quantum mechanical description of a system of particles, or of a fluid, in cases where the velocities of moving objects are comparable to the speed of light c. As a result, class... |
https://en.wikipedia.org/wiki/Seq2seq | Seq2seq is a family of machine learning approaches used for natural language processing. Applications include language translation, image captioning, conversational models, and text summarization.
Seq2seq uses sequence transformation: it turns one sequence into another sequence.
History
The algorithm was developed by... |
https://en.wikipedia.org/wiki/Vapnik%E2%80%93Chervonenkis%20theory | Vapnik–Chervonenkis theory (also known as VC theory) was developed during 1960–1990 by Vladimir Vapnik and Alexey Chervonenkis. The theory is a form of computational learning theory, which attempts to explain the learning process from a statistical point of view.
Introduction
VC theory covers at least four parts (as ... |
https://en.wikipedia.org/wiki/Flavor%20lexicon | Flavor lexicons (American English) or flavour lexicons (Commonwealth English; see spelling differences) are used by professional taste testers to develop and detail the sensory perception experienced from food. The lexicon is a word bank developed by professional taste testers in order to identify an objective, nuanced... |
https://en.wikipedia.org/wiki/Livestock%20grazing%20comparison | Livestock grazing comparison is a method of comparing the numbers and density of livestock grazing in agriculture. Various units of measurement are used, usually based on the grazing equivalent of one adult cow, or in some areas on that of one sheep. Many different schemes exist, giving various values to the grazing ... |
https://en.wikipedia.org/wiki/Vesatolimod | Vesatolimod (GS-9620) is an antiviral drug developed by Gilead Sciences, which acts as a potent and selective agonist of Toll-like receptor 7 (TLR7), a receptor involved in the regulation of the immune system. It is used to stimulate the immune system, which can increase its ability to combat chronic viral infections. ... |
https://en.wikipedia.org/wiki/Perfect%20digital%20invariant | In number theory, a perfect digital invariant (PDI) is a number in a given number base () that is the sum of its own digits each raised to a given power ().
Definition
Let be a natural number. The perfect digital invariant function (also known as a happy function, from happy numbers) for base and power is defined ... |
https://en.wikipedia.org/wiki/Azeotrope | An azeotrope () or a constant heating point mixture is a mixture of two or more components in fluidic states whose proportions cannot be altered or changed by simple distillation. This happens because when an azeotrope is boiled, the vapour has the same proportions of constituents as the unboiled mixture. Azeotropic mi... |
https://en.wikipedia.org/wiki/Fracton%20%28subdimensional%20particle%29 | A fracton is an emergent topological quasiparticle excitation which is immobile when in isolation. Many theoretical systems have been proposed in which fractons exist as elementary excitations. Such systems are known as fracton models. Fractons have been identified in various CSS codes as well as in symmetric tensor g... |
https://en.wikipedia.org/wiki/Inverted%20index | In computer science, an inverted index (also referred to as a postings list, postings file, or inverted file) is a database index storing a mapping from content, such as words or numbers, to its locations in a table, or in a document or a set of documents (named in contrast to a forward index, which maps from documents... |
https://en.wikipedia.org/wiki/Groundwater%20remediation | Groundwater remediation is the process that is used to treat polluted groundwater by removing the pollutants or converting them into harmless products. Groundwater is water present below the ground surface that saturates the pore space in the subsurface. Globally, between 25 per cent and 40 per cent of the world's drin... |
https://en.wikipedia.org/wiki/Louis%20Schwabe | Louis Schwabe (1798-1845) was a manufacturer of silk and artificial silk fabrics in Manchester. He was noted for his pioneering work in the use of spinnerets for the production of an artificial glass based yarn. |
https://en.wikipedia.org/wiki/Orthonormality | In linear algebra, two vectors in an inner product space are orthonormal if they are orthogonal unit vectors. A unit vector means that the vector has a length of 1, which is also known as normalized. Orthogonal means that the vectors are all perpendicular to each other. A set of vectors form an orthonormal set if all v... |
https://en.wikipedia.org/wiki/Indie%20Game%20Challenge | The Indie Game Challenge was an American award competition run in conjunction between the Academy of Interactive Arts & Sciences (AIAS), GameStop and The Guildhall at Southern Methodist University (SMU) to support independent video game development. Started in 2009, the competition highlighted ten to twelve independent... |
https://en.wikipedia.org/wiki/Equilibrium%20chemistry | Equilibrium chemistry is concerned with systems in chemical equilibrium. The unifying principle is that the free energy of a system at equilibrium is the minimum possible, so that the slope of the free energy with respect to the reaction coordinate is zero. This principle, applied to mixtures at equilibrium provides a ... |
https://en.wikipedia.org/wiki/Jane%20S.%20Richardson | Jane Shelby Richardson (born January 25, 1941) is an American biophysicist best known for developing the Richardson diagram, or ribbon diagram, a method of representing the 3D structure of proteins. Ribbon diagrams have become a standard representation of protein structures that has facilitated further investigation of... |
https://en.wikipedia.org/wiki/Cam-6 | The CAM-6 accelerator is a PC-compatible expansion board designed to simulate cellular automata, presenting the output to an IBM CGA display. It was designed by Tommaso Toffoli and Norman Margolus and is described at length in "Cellular Automata Machines", by Toffoli and Margolus (MIT Press, 1987). The card was enginee... |
https://en.wikipedia.org/wiki/Interchange%20of%20limiting%20operations | In mathematics, the study of interchange of limiting operations is one of the major concerns of mathematical analysis, in that two given limiting operations, say L and M, cannot be assumed to give the same result when applied in either order. One of the historical sources for this theory is the study of trigonometric s... |
https://en.wikipedia.org/wiki/Physical%20Review%20E | Physical Review E is a peer-reviewed, scientific journal, published monthly by the American Physical Society. The main field of interest is collective phenomena of many-body systems. It is currently edited by Uwe C. Täuber. While original research content requires subscription, editorials, news, and other non-research... |
https://en.wikipedia.org/wiki/Substrate%20presentation | Substrate presentation is a biological process that activates a protein. The protein is sequestered away from its substrate and then activated by release and exposure of the protein to its substrate. A substrate is typically the substance on which an enzyme acts but can also be a protein surface to which a ligand binds... |
https://en.wikipedia.org/wiki/Self-verifying%20theories | Self-verifying theories are consistent first-order systems of arithmetic, much weaker than Peano arithmetic, that are capable of proving their own consistency. Dan Willard was the first to investigate their properties, and he has described a family of such systems. According to Gödel's incompleteness theorem, these sy... |
https://en.wikipedia.org/wiki/Net3 | Net3 was a Wi-Fi-like system developed, manufactured and commercialised by Olivetti in the early 1990s. It could wirelessly connect PCs to an Ethernet fixed LAN at a speed of up to 512kbit/s, over a very wide area. It was a micro-cellular system, in which each base station had an effective range of about 100m indoors... |
https://en.wikipedia.org/wiki/History%20of%20X-ray%20astronomy | The history of X-ray astronomy begins in the 1920s, with interest in short wave communications for the U.S. Navy. This was soon followed by extensive study of the earth's ionosphere. By 1927, interest in the detection of X-ray and ultraviolet (UV) radiation at high altitudes inspired researchers to launch Goddard's ro... |
https://en.wikipedia.org/wiki/Android%20%28operating%20system%29 | Android is a mobile operating system based on a modified version of the Linux kernel and other open-source software, designed primarily for touchscreen mobile devices such as smartphones and tablets. Android is developed by a consortium of developers known as the Open Handset Alliance, though its most widely used versi... |
https://en.wikipedia.org/wiki/Computational%20Statistics%20%26%20Data%20Analysis | Computational Statistics & Data Analysis is a monthly peer-reviewed scientific journal covering research on and applications of computational statistics and data analysis. The journal was established in 1983 and is the official journal of the International Association for Statistical Computing, a section of the Intern... |
https://en.wikipedia.org/wiki/Gul%20%28design%29 | A gul (also written gol, göl and gül) is a medallion-like design element typical of traditional hand-woven carpets from Central and West Asia. In Turkmen weavings they are often repeated to form the pattern in the main field.
Shape
Gul are medallions, often octagonal, and often somewhat angular on a generally octagona... |
https://en.wikipedia.org/wiki/Lightning%20%28connector%29 | Lightning is a proprietary computer bus and power connector, created and designed by Apple Inc. It was introduced on September 12, 2012, in conjunction with the iPhone 5, to replace its predecessor, the 30-pin dock connector. The Lightning connector is used to connect Apple mobile devices like iPhones, iPads, and iPods... |
https://en.wikipedia.org/wiki/List%20of%20U.S.%20state%20birds | Below is a list of U.S. state birds as designated by each state's, district's or territory's government.
The selection of state birds began with Kentucky adopting the northern cardinal in 1926. It continued when the legislatures for Alabama, Florida, Maine, Missouri, Oregon, Texas and Wyoming selected their state bird... |
https://en.wikipedia.org/wiki/Automatic%20system%20recovery | Automatic system recovery is a device or process that detects a computer failure and attempts recovery. The device may make use of a Watchdog timer. This may also refer to a Microsoft recovery technology by the same name.
External links
HP ProLiant, Blade - Automatic Server Recovery (ASR) archivied from original on ar... |
https://en.wikipedia.org/wiki/Irish%20Defence%20Forces%20cap%20badge | The Irish Defence Forces Cap Badge (or "FF badge" as it is sometimes called) is common to all services and corps of the Irish Defence Forces. Although principally associated with the Irish Army (Defence Force regulations in fact describe it as "the Army Badge") it is also worn by and appears in elements of the insignia... |
https://en.wikipedia.org/wiki/MS2%20tagging | MS2 tagging is a technique based upon the natural interaction of the MS2 bacteriophage coat protein with a stem-loop structure from the phage genome, which is used for biochemical purification of RNA-protein complexes and partnered to GFP for detection of RNA in living cells. More recently, the technique has been used... |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.