source stringlengths 31 227 | text stringlengths 9 2k |
|---|---|
https://en.wikipedia.org/wiki/Vienna%20School%20of%20Dermatology | The Vienna School of Dermatology was a group of dermatologists affiliated to the University of Vienna who became an important reference in the development of modern dermatology in the second half of the 19th century. It was founded by Ferdinand Ritter von Hebra (1816–1888) with the collaboration of his mentor, Carl Fre... |
https://en.wikipedia.org/wiki/Digital%20River | Digital River is a private company that provides global e-commerce, payments and marketing services. In 2013, Digital River processed more than $30 billion in online transactions. Digital River is headquartered in Minnetonka, Minnesota.
Company operations
Digital River has a history of acquiring other companies in the... |
https://en.wikipedia.org/wiki/Fusarium%20venenatum | Fusarium venenatum is a microfungus of the genus Fusarium that has a high protein content. One of its strains is used commercially for the production of the single cell protein mycoprotein Quorn.
Fusarium venenatum was discovered growing in soil in Buckinghamshire in the United Kingdom, in 1967 by ICI as part of the e... |
https://en.wikipedia.org/wiki/Multi-agent%20planning | In computer science multi-agent planning involves coordinating the resources and activities of multiple agents.
NASA says, "multiagent planning is concerned with planning by (and for) multiple agents. It can involve agents planning for a common goal, an agent coordinating the plans (plan merging) or planning of others... |
https://en.wikipedia.org/wiki/Schwan%27s%20Company | Schwan's Company, formerly known as The Schwan Food Company, is a food company with approximately 7,500 employees. Having originated in the United States as a family-owned business, since 2019 the company has been a subsidiary of CJ CheilJedang of South Korea — with five major business units including Schwan's Consume... |
https://en.wikipedia.org/wiki/Cheater%20bar | A cheater bar, snipe, or cheater pipe is an improvised breaker bar made from a length of pipe and a wrench (spanner).
Primary use
Cheater bars are usually used to free threaded pipe, screws, bolts, and other fasteners that are difficult to remove with a ratchet or pipe wrench alone. Cheater bars are also commonly use... |
https://en.wikipedia.org/wiki/Slitherlink | Slitherlink (also known as Fences, Takegaki, Loop the Loop, Loopy, Ouroboros, Suriza, Rundweg and Dotty Dilemma) is a logic puzzle developed by publisher Nikoli.
Rules
Slitherlink is played on a rectangular lattice of dots. Some of the squares formed by the dots have numbers inside them. The objective is to connect ho... |
https://en.wikipedia.org/wiki/Yuri%20Matiyasevich | Yuri Vladimirovich Matiyasevich, (; born 2 March 1947 in Leningrad) is a Russian mathematician and computer scientist. He is best known for his negative solution of Hilbert's tenth problem (Matiyasevich's theorem), which was presented in his doctoral thesis at LOMI (the Leningrad Department of the Steklov Institute of ... |
https://en.wikipedia.org/wiki/History%20of%20optics | Optics began with the development of lenses by the ancient Egyptians and Mesopotamians, followed by theories on light and vision developed by ancient Greek philosophers, and the development of geometrical optics in the Greco-Roman world. The word optics is derived from the Greek term meaning 'appearance, look'. Optics... |
https://en.wikipedia.org/wiki/History%20of%20the%20Actor%20model | In computer science, the Actor model, first published in 1973, is a mathematical model of concurrent computation.
Event orderings versus global state
A fundamental challenge in defining the Actor model is that it did not provide for global states so that a computational step could not be defined as going from one glob... |
https://en.wikipedia.org/wiki/Sphericity | Sphericity is a measure of how closely the shape of an object resembles that of a perfect sphere. For example, the sphericity of the balls inside a ball bearing determines the quality of the bearing, such as the load it can bear or the speed at which it can turn without failing. Sphericity is a specific example of a co... |
https://en.wikipedia.org/wiki/Open%20Enterprise%20Server | Open Enterprise Server (OES) is a server operating system published by Novell in March 2005 to succeed their NetWare product.
Unlike NetWare, Novell OES is a Linux distribution—specifically, one based on SUSE Linux Enterprise Server. The first major release of Open Enterprise Server (OES 1) could run either with a Lin... |
https://en.wikipedia.org/wiki/Total%20expense%20ratio | The total expense ratio (TER) is a measure of the total cost of a fund to an investor. Total costs may include various fees (purchase, redemption, auditing) and other expenses. The TER, calculated by dividing the total annual cost by the fund's total assets averaged over that year, is denoted as a percentage. It will n... |
https://en.wikipedia.org/wiki/Rossby%20radius%20of%20deformation | In atmospheric dynamics and physical oceanography, the Rossby radius of deformation is the length scale at which rotational effects become as important as buoyancy or gravity wave effects in the evolution of the flow about some disturbance.
For a barotropic ocean, the Rossby radius is , where is the gravitational acc... |
https://en.wikipedia.org/wiki/Le%20Cam%27s%20theorem | In probability theory, Le Cam's theorem, named after Lucien Le Cam (1924 – 2000), states the following.
Suppose:
are independent random variables, each with a Bernoulli distribution (i.e., equal to either 0 or 1), not necessarily identically distributed.
(i.e. follows a Poisson binomial distribution)
Then
... |
https://en.wikipedia.org/wiki/Normal%20scheme | In algebraic geometry, an algebraic variety or scheme X is normal if it is normal at every point, meaning that the local ring at the point is an integrally closed domain. An affine variety X (understood to be irreducible) is normal if and only if the ring O(X) of regular functions on X is an integrally closed domain. ... |
https://en.wikipedia.org/wiki/Depurination | Depurination is a chemical reaction of purine deoxyribonucleosides, deoxyadenosine and deoxyguanosine, and ribonucleosides, adenosine or guanosine, in which the β-N-glycosidic bond is hydrolytically cleaved releasing a nucleic base, adenine or guanine, respectively. The second product of depurination of deoxyribonucleo... |
https://en.wikipedia.org/wiki/Spin%20wave | In condensed matter physics, a spin wave is a propagating disturbance in the ordering of a magnetic material. These low-lying collective excitations occur in magnetic lattices with continuous symmetry. From the equivalent quasiparticle point of view, spin waves are known as magnons, which are bosonic modes of the spin ... |
https://en.wikipedia.org/wiki/Feature%20connector | The feature connector was an internal connector found mostly in some older ISA, VESA Local Bus, and PCI graphics cards, but also on some early AGP ones. It was intended for use by devices which needed to exchange large amounts of data with the graphics card without hogging a computer system's CPU or data bus, such as T... |
https://en.wikipedia.org/wiki/Acoustic%20wave%20equation | In physics, the acoustic wave equation is a second-order partial differential equation that governs the propagation of acoustic waves through a material medium resp. a standing wavefield. The equation describes the evolution of acoustic pressure or particle velocity as a function of position and time . A simplified... |
https://en.wikipedia.org/wiki/Ferulic%20acid | Ferulic acid is a hydroxycinnamic acid, is an organic compound with the formula (CH3O)HOC6H3CH=CHCO2H. The name is derived from the genus Ferula, referring to the giant fennel (Ferula communis). Classified as a phenolic phytochemical, ferulic acid is an amber colored solid. Esters of ferulic acid are found in plant c... |
https://en.wikipedia.org/wiki/Visual%20angle | Visual angle is the angle a viewed object subtends at the eye, usually stated in degrees of arc.
It also is called the object's angular size.
The diagram on the right shows an observer's eye looking at a frontal extent (the vertical arrow) that has a linear size , located in the distance from point .
For present p... |
https://en.wikipedia.org/wiki/Brunt%E2%80%93V%C3%A4is%C3%A4l%C3%A4%20frequency | In atmospheric dynamics, oceanography, asteroseismology and geophysics, the Brunt–Väisälä frequency, or buoyancy frequency, is a measure of the stability of a fluid to vertical displacements such as those caused by convection. More precisely it is the frequency at which a vertically displaced parcel will oscillate with... |
https://en.wikipedia.org/wiki/DNP3 | Distributed Network Protocol 3 (DNP3) is a set of communications protocols used between components in process automation systems. Its main use is in utilities such as electric and water companies. Usage in other industries is not common. It was developed for communications between various types of data acquisition and ... |
https://en.wikipedia.org/wiki/Lightface%20analytic%20game | In descriptive set theory, a lightface analytic game is a game whose payoff set A is a subset of Baire space; that is, there is a tree T on which is a computable subset of , such that A is the projection of the set of all branches of T.
The determinacy of all lightface analytic games is equivalent to the existence ... |
https://en.wikipedia.org/wiki/ANU%20Research%20School%20of%20Physics | The Research School of Physics (RSPhys) was established with the creation of the Australian National University (ANU) in 1947. Located at the ANU's main campus in Canberra, the school is one of the four founding research schools in the ANU's Institute of Advanced Studies.
As part of the Institute of Advanced Studies i... |
https://en.wikipedia.org/wiki/Fanning%20friction%20factor | The Fanning friction factor, named after John Thomas Fanning, is a dimensionless number used as a local parameter in continuum mechanics calculations. It is defined as the ratio between the local shear stress and the local flow kinetic energy density:
where:
is the local Fanning friction factor (dimensionless)
is ... |
https://en.wikipedia.org/wiki/Online%20counseling | Online counseling is a form of professional mental health counseling that is generally performed through the internet. Computer aided technologies are used by the trained professional counselors and individuals seeking counseling services to communicate rather than conventional face-to-face interactions. Online counsel... |
https://en.wikipedia.org/wiki/Sennit | Sennit is a type of cordage made by plaiting strands of dried fibre or grass. It can be used ornamentally in crafts, like a kind of macramé, or to make straw hats. Sennit is an important material in the cultures of Oceania, where it is used in traditional architecture, boat building, fishing and as an ornamentation.
O... |
https://en.wikipedia.org/wiki/Eva%20Jablonka | Eva Jablonka () (born 1952) is an Israeli evolutionary theorist and geneticist, known especially for her interest in epigenetic inheritance. Born in 1952 in Poland, she emigrated to Israel in 1957. She is a professor at the Cohn Institute for the History of Philosophy of Science and Ideas at Tel Aviv University. In 19... |
https://en.wikipedia.org/wiki/Screen%20tearing | Screen tearing is a visual artifact in video display where a display device shows information from multiple frames in a single screen draw.
The artifact occurs when the video feed to the device is not synchronized with the display's refresh rate. That can be caused by non-matching refresh rates, and the tear line then... |
https://en.wikipedia.org/wiki/Norman%20Macleod%20Ferrers | Norman Macleod Ferrers (11 August 1829 – 31 January 1903) was a British mathematician and university administrator and editor of a mathematical journal.
Career and research
Ferrers was educated at Eton College before studying at Gonville and Caius College, Cambridge, where he was Senior Wrangler in 1851. He was appoi... |
https://en.wikipedia.org/wiki/Honeywell%20200 | The Honeywell 200 was a character-oriented two-address commercial computer introduced by Honeywell in December 1963, the basis of later models in Honeywell 200 Series, including 1200, 1250, 2200, 3200, 4200 and others, and the character processor of the Honeywell 8200 (1968).
Introduced to compete with IBM's 1401, the... |
https://en.wikipedia.org/wiki/Patterson%20function | The Patterson function is used to solve the phase problem in X-ray crystallography. It was introduced in 1935 by Arthur Lindo Patterson while he was a visiting researcher in the laboratory of Bertram Eugene Warren at MIT.
The Patterson function is defined as
It is essentially the Fourier transform of the intensities ... |
https://en.wikipedia.org/wiki/Design%20for%20testing | Design for testing or design for testability (DFT) consists of IC design techniques that add testability features to a hardware product design. The added features make it easier to develop and apply manufacturing tests to the designed hardware. The purpose of manufacturing tests is to validate that the product hardwar... |
https://en.wikipedia.org/wiki/Electrical%20ballast | An electrical ballast is a device placed in series with a load to limit the amount of current in an electrical circuit.
A familiar and widely used example is the inductive ballast used in fluorescent lamps to limit the current through the tube, which would otherwise rise to a destructive level due to the negative dif... |
https://en.wikipedia.org/wiki/International%20Food%20Policy%20Research%20Institute | The International Food Policy Research Institute (IFPRI) is an international agricultural research center founded in 1975 to improve the understanding of national agricultural and food policies to promote the adoption of innovations in agricultural technology. Additionally, IFPRI was meant to shed more light on the rol... |
https://en.wikipedia.org/wiki/Enzyme%20assay | Enzyme assays are laboratory methods for measuring enzymatic activity. They are vital for the study of enzyme kinetics and enzyme inhibition.
Enzyme units
The quantity or concentration of an enzyme can be expressed in molar amounts, as with any other chemical, or in terms of activity in enzyme units.
Enzyme activity
... |
https://en.wikipedia.org/wiki/Gaussian%20optics | Gaussian optics is a technique in geometrical optics that describes the behaviour of light rays in optical systems by using the paraxial approximation, in which only rays which make small angles with the optical axis of the system are considered. In this approximation, trigonometric functions can be expressed as linear... |
https://en.wikipedia.org/wiki/Perfect%20conductor | A perfect conductor or perfect electric conductor (PEC) is an idealized material exhibiting infinite electrical conductivity or, equivalently, zero resistivity (cf. perfect dielectric). While perfect electrical conductors do not exist in nature, the concept is a useful model when electrical resistance is negligible com... |
https://en.wikipedia.org/wiki/Index%20of%20mechanical%20engineering%20articles | This is an alphabetical list of articles pertaining specifically to mechanical engineering. For a broad overview of engineering, please see List of engineering topics. For biographies please see List of engineers.
A
Acceleration –
Accuracy and precision –
Actual mechanical advantage –
Aerodynamics –
Agitator (device) ... |
https://en.wikipedia.org/wiki/Creeping%20wave | According to the principle of diffraction, when a wave front passes an obstruction, it spreads out into the shadowed space. A creeping wave in electromagnetism or acoustics is the wave that is diffracted around the shadowed surface of a smooth body such as a sphere.
Creeping waves greatly extend the ground wave propa... |
https://en.wikipedia.org/wiki/Current%20sheet | A current sheet is an electric current that is confined to a surface, rather than being spread through a volume of space. Current sheets feature in magnetohydrodynamics (MHD), the study of the behavior of electrically conductive fluids: if there is an electric current through part of the volume of such a fluid, magnet... |
https://en.wikipedia.org/wiki/Higher-order%20abstract%20syntax | In computer science, higher-order abstract syntax (abbreviated HOAS) is a technique for the representation of abstract syntax trees for languages with variable binders.
Relation to first-order abstract syntax
An abstract syntax is abstract because it is represented by mathematical objects that have certain structure ... |
https://en.wikipedia.org/wiki/Pelagic%20fish | Pelagic fish live in the pelagic zone of ocean or lake waters—being neither close to the bottom nor near the shore—in contrast with demersal fish that live on or near the bottom, and reef fish that are associated with coral reefs.
The marine pelagic environment is the largest aquatic habitat on Earth, occupying 1,370 ... |
https://en.wikipedia.org/wiki/K%C4%ABpuka | A kīpuka is an area of land surrounded by one or more younger lava flows. A kīpuka forms when lava flows on either side of a hill, ridge, or older lava dome as it moves downslope or spreads from its source. Older and more weathered than their surroundings, kīpukas often appear to be like islands within a sea of lava fl... |
https://en.wikipedia.org/wiki/Fluxon | In physics, a fluxon is a quantum of electromagnetic flux. The term may have any of several related meanings.
Superconductivity
In the context of superconductivity, in type II superconductors fluxons (also known as Abrikosov vortices) can form when the applied field lies between and . The fluxon is a small whisker o... |
https://en.wikipedia.org/wiki/Billhook | A billhook or bill hook, also called a pruning knife or spar hook, is a versatile cutting tool used widely in agriculture and forestry for cutting woody material such as shrubs, small trees and branches. It is distinct from the sickle. It was commonly used in Europe with an important variety of traditional local patter... |
https://en.wikipedia.org/wiki/Macrometer | A macrometer is an instrument for measuring the size and distance of distant objects. Distant in this sense means a length that can not be readily measured by a calibrated length. The optical version of this instrument used two mirrors on a common sextant. By aligning the object on the mirrors using a precise vernier, ... |
https://en.wikipedia.org/wiki/Password%20psychology | Living in the intersection of cryptography and psychology, password psychology is the study of what makes passwords or cryptographic keys easy to remember or guess.
In order for a password to work successfully and provide security to its user, it must be kept secret and un-guessable; this also requires the user to mem... |
https://en.wikipedia.org/wiki/Brute%20Force%3A%20Cracking%20the%20Data%20Encryption%20Standard | Brute Force: Cracking the Data Encryption Standard (2005, Copernicus Books ) is a book by Matt Curtin about cryptography.
In this book, the author accounts his involvement in the DESCHALL Project, mobilizing thousands of personal computers in 1997 in order to meet the challenge to crack a single message encrypted with... |
https://en.wikipedia.org/wiki/MetaWeblog | The MetaWeblog API is an application programming interface created by software developer Dave Winer that enables weblog entries to be written, edited, and deleted using web services.
The API is implemented as an XML-RPC web service with three methods whose names describe their function: metaweblog.newPost(), metaweblo... |
https://en.wikipedia.org/wiki/Stigma%20%28botany%29 | The stigma (: stigmas or stigmata) is the receptive tip of a carpel, or of several fused carpels, in the gynoecium of a flower.
Description
The stigma, together with the style and ovary (typically called the stigma-style-ovary system) comprises the pistil, which is part of the gynoecium or female reproductive organ ... |
https://en.wikipedia.org/wiki/Wolf%20effect | The Wolf effect (sometimes Wolf shift) is a frequency shift in the electromagnetic spectrum.
The phenomenon occurs in several closely related phenomena in radiation physics, with analogous effects occurring in the scattering of light. It was first predicted by Emil Wolf in 1987 and subsequently confirmed in the laborat... |
https://en.wikipedia.org/wiki/People%20Finder%20Interchange%20Format | People Finder Interchange Format (PFIF) is a widely used open data standard for information about missing or displaced people. PFIF was designed to enable information sharing among governments, relief organizations, and other survivor registries to help people find and contact their family and friends after a disaster.... |
https://en.wikipedia.org/wiki/Tokyo%20Skytree | , is a broadcasting and observation tower in Sumida, Tokyo. It became the tallest structure in Japan in 2010 and reached its full height of in March 2011, making it the tallest tower in the world, displacing the Canton Tower, and the third tallest structure in the world after the Merdeka 118 () and the Burj Khalifa (8... |
https://en.wikipedia.org/wiki/KHRR | KHRR (channel 40) is a television station in Tucson, Arizona, United States, serving as the market's outlet for the Spanish-language network Telemundo. Owned and operated by NBCUniversal's Telemundo Station Group, the station maintains studios on North Stone Avenue in downtown Tucson, and its transmitter is located ato... |
https://en.wikipedia.org/wiki/Appressorium | An appressorium is a specialized cell typical of many fungal plant pathogens that is used to infect host plants. It is a flattened, hyphal "pressing" organ, from which a minute infection peg grows and enters the host, using turgor pressure capable of punching through even Mylar.
Following spore attachment and germinat... |
https://en.wikipedia.org/wiki/Ketura%2C%20Israel | Ketura () is a kibbutz in southern Israel. Located north of Eilat in the Aravah Valley, it falls under the jurisdiction of Hevel Eilot Regional Council. In it had a population of .
Name
The name Ketura was taken from a nearby hill and wadi, and is also the name of the second wife of Abraham ().
History
Ketura was fo... |
https://en.wikipedia.org/wiki/Blue%20ice%20%28aviation%29 | In aviation, blue ice is frozen sewage material that has leaked mid-flight from commercial aircraft lavatory waste systems. It is a mixture of human biowaste and liquid disinfectant that freezes at high altitude. The name comes from the blue color of the disinfectant. Airlines are not allowed to dump their waste tanks ... |
https://en.wikipedia.org/wiki/Shelter%20from%20the%20Storm%3A%20A%20Concert%20for%20the%20Gulf%20Coast | Shelter from the Storm: A Concert for the Gulf Coast was a one-hour, commercial-free benefit concert television special that aired simulcast worldwide on September 9, 2005, at 8 p.m. ET/CT live (with a 30-second tape delay) from New York City and Los Angeles and tape delayed in the Mountain Time Zone and Pacific Time Z... |
https://en.wikipedia.org/wiki/Affective%20neuroscience | Affective neuroscience is the study of how the brain processes emotions. This field combines neuroscience with the psychological study of personality, emotion, and mood. The basis of emotions and what emotions are remains an issue of debate within the field of affective neuroscience.
The term "affective neuroscience" ... |
https://en.wikipedia.org/wiki/Hermitian%20manifold | In mathematics, and more specifically in differential geometry, a Hermitian manifold is the complex analogue of a Riemannian manifold. More precisely, a Hermitian manifold is a complex manifold with a smoothly varying Hermitian inner product on each (holomorphic) tangent space. One can also define a Hermitian manifold ... |
https://en.wikipedia.org/wiki/Circular%20dependency | In software engineering, a circular dependency is a relation between two or more modules which either directly or indirectly depend on each other to function properly. Such modules are also known as mutually recursive.
Overview
Circular dependencies are natural in many domain models where certain objects of the same d... |
https://en.wikipedia.org/wiki/Aequorin | Aequorin is a calcium-activated photoprotein isolated from the hydrozoan Aequorea victoria. Its bioluminescence was studied decades before the protein was isolated from the animal by Osamu Shimomura in 1962. In the animal, the protein occurs together with the green fluorescent protein to produce green light by resonant... |
https://en.wikipedia.org/wiki/Thorne%E2%80%93Hawking%E2%80%93Preskill%20bet | The Thorne–Hawking–Preskill bet was a public bet on the outcome of the black hole information paradox made in 1997 by physics theorists Kip Thorne and Stephen Hawking on the one side, and John Preskill on the other, according to the document they signed 6 February 1997, as shown in Hawking's The Universe in a Nutshell.... |
https://en.wikipedia.org/wiki/Sigma%20model | In physics, a sigma model is a field theory that describes the field as a point particle confined to move on a fixed manifold. This manifold can be taken to be any Riemannian manifold, although it is most commonly taken to be either a Lie group or a symmetric space. The model may or may not be quantized. An example of ... |
https://en.wikipedia.org/wiki/Program%20Design%20Language | Program Design Language (or PDL, for short) is a method for designing and documenting methods and procedures in software. It is related to pseudocode, but unlike pseudocode, it is written in plain language without any terms that could suggest the use of any programming language or library.
PDL was originally developed... |
https://en.wikipedia.org/wiki/ISO%2013567 | ISO 13567 is an international computer-aided design (CAD) layer standard.
Standard parts
The standard is divided into three parts:
ISO 13567-1:2017
Technical product documentation — Organization and naming of layers for CAD — Part 1: Overview and principles
ISO 13567-2:2017
Technical product documentation — Organizati... |
https://en.wikipedia.org/wiki/Passenger%20virus | A passenger virus is a virus that is frequently found in samples from diseased tissue, such as tumours, but is not a contributing factor in causing the disease.
Experimental demonstration of passenger status
Proving that a virus has no causative role can be difficult. Although none of the following signs is definitive... |
https://en.wikipedia.org/wiki/Namesco | Namesco Ltd (names.co.uk) provides professional online services for individuals and businesses including domain name registration, web hosting, website building tools, email services, ecommerce solutions and a range of managed and unmanaged servers.
History
Namesco was founded by Richard and Rachel Suthering as a sma... |
https://en.wikipedia.org/wiki/Autoload | In computer programming, autoloading is the capability of loading and linking portions of a program from mass storage automatically when needed, so that the programmer is not required to define or include those portions of the program explicitly. Many high-level programming languages include autoload capabilities, whi... |
https://en.wikipedia.org/wiki/Quantum%20noise | Quantum noise is noise arising from the indeterminate state of matter in accordance with fundamental principles of quantum mechanics, specifically the uncertainty principle and via zero-point energy fluctuations. Quantum noise is due to the apparently discrete nature of the small quantum constituents such as electrons,... |
https://en.wikipedia.org/wiki/Descartes%27%20rule%20of%20signs | In mathematics, Descartes' rule of signs, first described by René Descartes in his work La Géométrie, is a technique for getting information on the number of positive real roots of a polynomial. It asserts that the number of positive roots is at most the number of sign changes in the sequence of polynomial's coefficien... |
https://en.wikipedia.org/wiki/General%20Boy | General Boy is a character created around 1975 by new wave band Devo. He is usually seen portrayed by Robert Mothersbaugh, Sr., the father of Devo's lead singer Mark Mothersbaugh, former drummer Jim Mothersbaugh, and lead guitarist Bob Mothersbaugh.
History
General Boy, along with his son Booji Boy, were first introdu... |
https://en.wikipedia.org/wiki/Magic%20%28programming%29 | In the context of computer programming, magic is an informal term for abstraction; it is used to describe code that handles complex tasks while hiding that complexity to present a simple interface. The term is somewhat tongue-in-cheek, and often carries bad connotations, implying that the true behavior of the code is ... |
https://en.wikipedia.org/wiki/Applied%20physics | Applied physics is the application of physics to solve scientific or engineering problems. It is usually considered a bridge or a connection between physics and engineering.
"Applied" is distinguished from "pure" by a subtle combination of factors, such as the motivation and attitude of researchers and the nature of th... |
https://en.wikipedia.org/wiki/Problem%20of%20Apollonius | In Euclidean plane geometry, Apollonius's problem is to construct circles that are tangent to three given circles in a plane (Figure 1). Apollonius of Perga (c. 262 190 BC) posed and solved this famous problem in his work (, "Tangencies"); this work has been lost, but a 4th-century AD report of his results by Pappus ... |
https://en.wikipedia.org/wiki/Apyrase | Apyrase (, ATP-diphosphatase, adenosine diphosphatase, ADPase, ATP diphosphohydrolase) is a calcium-activated plasma membrane-bound enzyme (magnesium can also activate it) () that catalyses the hydrolysis of ATP to yield AMP and inorganic phosphate. Two isoenzymes are found in commercial preparations from S. tuberosum.... |
https://en.wikipedia.org/wiki/Geron%20Corporation | Geron Corporation is a biotechnology company located in Foster City, California, which specializes in developing and commercializing therapeutic products for cancer that inhibit telomerase.
Company information
Geron, based in Foster City, California, was founded by gerontologist Mary C. West and Michael D. West, now C... |
https://en.wikipedia.org/wiki/Optimum%20%22L%22%20filter | The Optimum "L" filter (also known as a Legendre–Papoulis filter) was proposed by Athanasios Papoulis in 1958. It has the maximum roll off rate for a given filter order while maintaining a monotonic frequency response. It provides a compromise between the Butterworth filter which is monotonic but has a slower roll off ... |
https://en.wikipedia.org/wiki/NetWare%20Core%20Protocol | The NetWare Core Protocol (NCP) is a network protocol used in some products from Novell, Inc. It is usually associated with the client-server operating system Novell NetWare which originally supported primarily MS-DOS client stations, but later support for other platforms such as Microsoft Windows, the classic Mac OS, ... |
https://en.wikipedia.org/wiki/Operation%20Ruthless | Operation Ruthless was the name of a deception operation devised by Ian Fleming in the British Admiralty during World War II, in an attempt to gain access to German Naval Enigma codebooks.
Background
With the help of their Polish allies, British codebreakers at Bletchley Park had considerable success in decoding the E... |
https://en.wikipedia.org/wiki/DEEP2%20Redshift%20Survey | The DEEP2 Survey or DEEP2 was a two-phased Redshift survey of the Redshift z=~1 universe (where z= a measure of speed and by extension, the distance from earth). It used the twin 10 metre Keck telescopes in Hawaii (the world's second largest optical telescope) to measure the spectra and hence the redshifts of approxim... |
https://en.wikipedia.org/wiki/Antibody%20testing | Antibody testing may refer to:
Serological testing, tests that detect specific antibodies in the blood
Immunoassay, tests that use antibodies to detect substances
Antibody titer, tests that measure the amount of a specific antibody in a sample
Antibodies
Biological techniques and tools |
https://en.wikipedia.org/wiki/Archive%20site | In web archiving, an archive site is a website that stores information on webpages from the past for anyone to view.
Common techniques
Two common techniques for archiving websites are using a web crawler or soliciting user submissions:
Using a web crawler: By using a web crawler (e.g., the Internet Archive) the serv... |
https://en.wikipedia.org/wiki/Paraxial%20approximation | In geometric optics, the paraxial approximation is a small-angle approximation used in Gaussian optics and ray tracing of light through an optical system (such as a lens).
A paraxial ray is a ray which makes a small angle (θ) to the optical axis of the system, and lies close to the axis throughout the system. Generall... |
https://en.wikipedia.org/wiki/Rectifiable%20set | In mathematics, a rectifiable set is a set that is smooth in a certain measure-theoretic sense. It is an extension of the idea of a rectifiable curve to higher dimensions; loosely speaking, a rectifiable set is a rigorous formulation of a piece-wise smooth set. As such, it has many of the desirable properties of smoot... |
https://en.wikipedia.org/wiki/Acidogenesis | Acidogenesis is the second stage in the four stages of anaerobic digestion:
Hydrolysis: A chemical reaction where particulates are solubilized and large polymers converted into simpler monomers;
Acidogenesis: A biological reaction where simple monomers are converted into volatile fatty acids;
Acetogenesis: A biologi... |
https://en.wikipedia.org/wiki/Lactase%20persistence | Lactase persistence is the continued activity of the lactase enzyme in adulthood, allowing the digestion of lactose in milk. In most mammals, the activity of the enzyme is dramatically reduced after weaning. In some human populations though, lactase persistence has recently evolved as an adaptation to the consumption o... |
https://en.wikipedia.org/wiki/Monterey%20Canyon | Monterey Canyon, or Monterey Submarine Canyon, is a submarine canyon in Monterey Bay, California with steep canyon walls measuring a full in height from bottom to top, which height/depth rivals the depth of the Grand Canyon itself. It is the largest such submarine canyon along the West coast of the North American con... |
https://en.wikipedia.org/wiki/Ophcrack | Ophcrack is a free open-source (GPL licensed) program that cracks Windows log-in passwords by using LM hashes through rainbow tables. The program includes the ability to import the hashes from a variety of formats, including dumping directly from the SAM files of Windows. On most computers, ophcrack can crack most pass... |
https://en.wikipedia.org/wiki/Hamster%20wheel | A hamster wheel or running wheel is an exercise device used primarily by hamsters and other rodents, but also by other cursorial animals when given the opportunity. Most of these devices consist of a runged or ridged wheel held on a stand by a single or pair of stub axles. Hamster wheels allow rodents to run even when ... |
https://en.wikipedia.org/wiki/Central%20pattern%20generator | Central pattern generators (CPGs) are self-organizing biological neural circuits that produce rhythmic outputs in the absence of rhythmic input. They are the source of the tightly-coupled patterns of neural activity that drive rhythmic and stereotyped motor behaviors like walking, swimming, breathing, or chewing. The a... |
https://en.wikipedia.org/wiki/List%20of%20numerical-analysis%20software | Listed here are notable end-user computer applications intended for use with numerical or data analysis:
Numerical-software packages
General-purpose computer algebra systems
Interface-oriented
Language-oriented
Historically significant
Expensive Desk Calculator written for the TX-0 and PDP-1 in the late 1950s or ... |
https://en.wikipedia.org/wiki/Festoon | A festoon (from French feston, Italian festone, from a Late Latin festo, originally a festal garland, Latin festum, feast) is a wreath or garland hanging from two points, and in architecture typically a carved ornament depicting conventional arrangement of flowers, foliage or fruit bound together and suspended by ribbo... |
https://en.wikipedia.org/wiki/Carnage%20Heart | is a video game for the PlayStation, developed by Artdink. Its gameplay is a mecha-based, turn-based strategy game, where the player takes the role of a commander in a war fought by robots. The robots, called Overkill Engines (OKEs), cannot be directly controlled in battle; they must be programmed beforehand to behave ... |
https://en.wikipedia.org/wiki/Taeniasis | Taeniasis is an infection within the intestines by adult tapeworms belonging to the genus Taenia. There are generally no or only mild symptoms. Symptoms may occasionally include weight loss or abdominal pain. Segments of tapeworm may be seen in the stool. Complications of pork tapeworm may include cysticercosis.
Types... |
https://en.wikipedia.org/wiki/Drell%E2%80%93Yan%20process | The Drell–Yan process occurs in high energy hadron–hadron scattering. It takes place when a quark of one hadron and an antiquark of another hadron annihilate, creating a virtual photon or Z boson which then decays into a pair of oppositely-charged leptons. Importantly, the energy of the colliding quark-antiquark pair c... |
https://en.wikipedia.org/wiki/The%20Parrot%27s%20Theorem | The Parrot's Theorem is a French novel written by Denis Guedj and published in 1998. An English translation was published in 2000.
Plot summary
The plot revolves around a household in Paris: Mr Ruche, an elderly wheelchair-using bookseller, his employee and housemate Perrette, and Perrette's three children – teenage ... |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.