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https://en.wikipedia.org/wiki/Protoplasm | Protoplasm (; ) is the living part of a cell that is surrounded by a plasma membrane. It is a mixture of small molecules such as ions, monosaccharides, amino acids, and macromolecules such as proteins, polysaccharides, lipids, etc.
In some definitions, it is a general term for the cytoplasm (e.g., Mohl, 1846), but for... |
https://en.wikipedia.org/wiki/Power%20Mac%20G5 | The Power Mac G5 is a series of personal computers designed, manufactured, and sold by Apple Computer, Inc. from 2003 to 2006 as part of the Power Mac series. When introduced, it was the most powerful computer in Apple's Macintosh lineup, and was marketed by the company as the world's first 64-bit desktop computer. I... |
https://en.wikipedia.org/wiki/Presentation%20Manager | Presentation Manager (PM) is the graphical user interface (GUI) that IBM and Microsoft introduced in version 1.1 of their operating system OS/2 in late 1988.
History
Microsoft began developing a graphic user interface (GUI) in 1981. After it persuaded IBM that the latter also needed a GUI, Presentation Manager (PM; c... |
https://en.wikipedia.org/wiki/Superstructure | A superstructure is an upward extension of an existing structure above a baseline. This term is applied to various kinds of physical structures such as buildings, bridges, or ships.
Aboard ships and large boats
On water craft, the superstructure consists of the parts of the ship or a boat, including sailboats, fishing... |
https://en.wikipedia.org/wiki/Agar%20plate | An agar plate is a Petri dish that contains a growth medium solidified with agar, used to culture microorganisms. Sometimes selective compounds are added to influence growth, such as antibiotics.
Individual microorganisms placed on the plate will grow into individual colonies, each a clone genetically identical to the... |
https://en.wikipedia.org/wiki/Isometry | In mathematics, an isometry (or congruence, or congruent transformation) is a distance-preserving transformation between metric spaces, usually assumed to be bijective. The word isometry is derived from the Ancient Greek: ἴσος isos meaning "equal", and μέτρον metron meaning "measure".
Introduction
Given a metric spa... |
https://en.wikipedia.org/wiki/Coherent%20%28operating%20system%29 | Coherent is a clone of the Unix operating system for IBM PC compatibles and other microcomputers, developed and sold by the now-defunct Mark Williams Company (MWC). Historically, the operating system was a proprietary product, but it became open source in 2015, released under the BSD-3-Clause license.
Development
Cohe... |
https://en.wikipedia.org/wiki/Voicemail | A voicemail system (also known as voice message or voice bank) is a computer-based system that allows users and subscribers to exchange personal voice messages; to select and deliver voice information; and to process transactions relating to individuals, organizations, products, and services, using an ordinary phone. T... |
https://en.wikipedia.org/wiki/Mastering%20%28audio%29 | Mastering, a form of audio post production, is the process of preparing and transferring recorded audio from a source containing the final mix to a data storage device (the master), the source from which all copies will be produced (via methods such as pressing, duplication or replication). In recent years, digital mas... |
https://en.wikipedia.org/wiki/Nondestructive%20testing | Nondestructive testing (NDT) is any of a wide group of analysis techniques used in science and technology industry to evaluate the properties of a material, component or system without causing damage.
The terms nondestructive examination (NDE), nondestructive inspection (NDI), and nondestructive evaluation (NDE) are al... |
https://en.wikipedia.org/wiki/Tensor%20%28intrinsic%20definition%29 | In mathematics, the modern component-free approach to the theory of a tensor views a tensor as an abstract object, expressing some definite type of multilinear concept. Their properties can be derived from their definitions, as linear maps or more generally; and the rules for manipulations of tensors arise as an exten... |
https://en.wikipedia.org/wiki/2%20%2B%202%20%3D%205 | "Two plus two equals five" (2 + 2 = 5) is a mathematically incorrect phrase used in the 1949 dystopian novel Nineteen Eighty-Four by George Orwell. It appears as a possible statement of Ingsoc (English Socialism) philosophy, like the dogma "War is Peace", which the Party expects the citizens of Oceania to believe is tr... |
https://en.wikipedia.org/wiki/Eric%20Temple%20Bell | Eric Temple Bell (7 February 1883 – 21 December 1960) was a Scottish-born mathematician and science fiction writer who lived in the United States for most of his life. He published non-fiction using his given name and fiction as John Taine.
Early life and education
Eric Temple Bell was born in Peterhead, Aberdeen, Sco... |
https://en.wikipedia.org/wiki/Fubini%27s%20theorem | In mathematical analysis, Fubini's theorem is a result that gives conditions under which it is possible to compute a double integral by using an iterated integral, introduced by Guido Fubini in 1907. One may switch the order of integration if the double integral yields a finite answer when the integrand is replaced by ... |
https://en.wikipedia.org/wiki/Apple%20SOS | The Sophisticated Operating System, or SOS (), is the primary operating system of the Apple III computer. SOS was developed by Apple Computer and released in October 1980.
In 1985, Steve Wozniak, while critical of the Apple III's hardware flaws, called SOS "the finest operating system on any microcomputer ever".
Tech... |
https://en.wikipedia.org/wiki/Honeyguide | Honeyguides (family Indicatoridae) are near passerine birds in the order Piciformes. They are also known as indicator birds, or honey birds, although the latter term is also used more narrowly to refer to species of the genus Prodotiscus. They have an Old World tropical distribution, with the greatest number of species... |
https://en.wikipedia.org/wiki/Thermodynamic%20potential | A thermodynamic potential (or more accurately, a thermodynamic potential energy) is a scalar quantity used to represent the thermodynamic state of a system. Just as in mechanics, where potential energy is defined as capacity to do work, similarly different potentials have different meanings. The concept of thermodynami... |
https://en.wikipedia.org/wiki/Helmholtz%20free%20energy | In thermodynamics, the Helmholtz free energy (or Helmholtz energy) is a thermodynamic potential that measures the useful work obtainable from a closed thermodynamic system at a constant temperature (isothermal). The change in the Helmholtz energy during a process is equal to the maximum amount of work that the system c... |
https://en.wikipedia.org/wiki/Excretion | Excretion is a process in which metabolic waste
is eliminated from an organism. In vertebrates this is primarily carried out by the lungs, kidneys, and skin. This is in contrast with secretion, where the substance may have specific tasks after leaving the cell. Excretion is an essential process in all forms of life. F... |
https://en.wikipedia.org/wiki/List%20of%20mathematical%20proofs | A list of articles with mathematical proofs:
Theorems of which articles are primarily devoted to proving them
Bertrand's postulate and a proof
Estimation of covariance matrices
Fermat's little theorem and some proofs
Gödel's completeness theorem and its original proof
Mathematical induction and a proof
Proof that 0.9... |
https://en.wikipedia.org/wiki/Quantum%20Link | Quantum Link (or Q-Link) was an American and Canadian online service for the Commodore 64 and 128 personal computers that operated starting November 5, 1985. It was operated by Quantum Computer Services of Vienna, Virginia, which later became America Online.
In October 1989 the service was renamed America Online, and ... |
https://en.wikipedia.org/wiki/DNA%20microarray | A DNA microarray (also commonly known as DNA chip or biochip) is a collection of microscopic DNA spots attached to a solid surface. Scientists use DNA microarrays to measure the expression levels of large numbers of genes simultaneously or to genotype multiple regions of a genome. Each DNA spot contains picomoles (10−1... |
https://en.wikipedia.org/wiki/Stairs | Stairs are a structure designed to bridge a large vertical distance between lower and higher levels by dividing it into smaller vertical distances. This is achieved as a diagonal series of horizontal platforms called steps which enable passage to the other level by stepping from one to another step in turn. Steps are v... |
https://en.wikipedia.org/wiki/OpenLDAP | OpenLDAP is a free, open-source implementation of the Lightweight Directory Access Protocol (LDAP) developed by the OpenLDAP Project. It is released under its own BSD-style license called the OpenLDAP Public License.
LDAP is a platform-independent protocol. Several common Linux distributions include OpenLDAP Software ... |
https://en.wikipedia.org/wiki/Fluorescent%20tag | In molecular biology and biotechnology, a fluorescent tag, also known as a fluorescent label or fluorescent probe, is a molecule that is attached chemically to aid in the detection of a biomolecule such as a protein, antibody, or amino acid. Generally, fluorescent tagging, or labeling, uses a reactive derivative of a ... |
https://en.wikipedia.org/wiki/Neutrophil | Neutrophils (also known as neutrocytes, heterophils or polymorphonuclear leukocytes) are a type of white blood cell. More specifically, they form the most abundant type of granulocytes and make up 40% to 70% of all white blood cells in humans. They form an essential part of the innate immune system, with their function... |
https://en.wikipedia.org/wiki/Leeuwenhoek%20Medal | The Leeuwenhoek Medal, established in 1875 by the Royal Netherlands Academy of Arts and Sciences (KNAW), in honor of the 17th- and 18th-century microscopist Antoni van Leeuwenhoek, is granted every ten years to the scientist judged to have made the most significant contribution to microbiology during the preceding deca... |
https://en.wikipedia.org/wiki/IBM%20System/34 | The IBM System/34 was an IBM midrange computer introduced in 1977. It was withdrawn from marketing in February 1985. It was a multi-user, multi-tasking successor to the single-user System/32. It included two processors, one based on the System/32 and the second based on the System/3. Like the System/32 and the System/... |
https://en.wikipedia.org/wiki/Experimental%20mathematics | Experimental mathematics is an approach to mathematics in which computation is used to investigate mathematical objects and identify properties and patterns. It has been defined as "that branch of mathematics that concerns itself ultimately with the codification and transmission of insights within the mathematical comm... |
https://en.wikipedia.org/wiki/Mathematical%20problem | A mathematical problem is a problem that can be represented, analyzed, and possibly solved, with the methods of mathematics. This can be a real-world problem, such as computing the orbits of the planets in the solar system, or a problem of a more abstract nature, such as Hilbert's problems. It can also be a problem ref... |
https://en.wikipedia.org/wiki/Ordered%20exponential | The ordered exponential, also called the path-ordered exponential, is a mathematical operation defined in non-commutative algebras, equivalent to the exponential of the integral in the commutative algebras. In practice the ordered exponential is used in matrix and operator algebras.
Definition
Let be an algebra ov... |
https://en.wikipedia.org/wiki/Tensor%20field | In mathematics and physics, a tensor field assigns a tensor to each point of a mathematical space (typically a Euclidean space or manifold). Tensor fields are used in differential geometry, algebraic geometry, general relativity, in the analysis of stress and strain in materials, and in numerous applications in the ph... |
https://en.wikipedia.org/wiki/Lee%20de%20Forest | Lee de Forest (August 26, 1873 – June 30, 1961) was an American inventor and a fundamentally important early pioneer in electronics. He invented the first practical electronic amplifier,
the three-element "Audion" triode vacuum tube in 1906. This helped start the Electronic Age, and enabled the development of the elect... |
https://en.wikipedia.org/wiki/A.%20K.%20Dewdney | Alexander Keewatin Dewdney (born August 5, 1941) is a Canadian mathematician, computer scientist, author, filmmaker, and conspiracy theorist. Dewdney is the son of Canadian artist and author Selwyn Dewdney, and brother of poet Christopher Dewdney.
He was born in London, Ontario.
Art and fiction
In his student days, D... |
https://en.wikipedia.org/wiki/Qualcomm | Qualcomm Incorporated () is an American multinational corporation headquartered in San Diego, California, and incorporated in Delaware. It creates semiconductors, software, and services related to wireless technology. It owns patents critical to the 5G, 4G, CDMA2000, TD-SCDMA and WCDMA mobile communications standards.
... |
https://en.wikipedia.org/wiki/Knuth%27s%20up-arrow%20notation | In mathematics, Knuth's up-arrow notation is a method of notation for very large integers, introduced by Donald Knuth in 1976.
In his 1947 paper, R. L. Goodstein introduced the specific sequence of operations that are now called hyperoperations. Goodstein also suggested the Greek names tetration, pentation, etc., for ... |
https://en.wikipedia.org/wiki/Dynamic%20mechanical%20analysis | Dynamic mechanical analysis (abbreviated DMA) is a technique used to study and characterize materials. It is most useful for studying the viscoelastic behavior of polymers. A sinusoidal stress is applied and the strain in the material is measured, allowing one to determine the complex modulus. The temperature of the sa... |
https://en.wikipedia.org/wiki/Thermal%20analysis | Thermal analysis is a branch of materials science where the properties of materials are studied as they change with temperature. Several methods are commonly used – these are distinguished from one another by the property which is measured:
Dielectric thermal analysis: dielectric permittivity and loss factor
Diffe... |
https://en.wikipedia.org/wiki/Balanced%20audio | Balanced audio is a method of interconnecting audio equipment using balanced interfaces. This type of connection is very important in sound recording and production because it allows the use of long cables while reducing susceptibility to external noise caused by electromagnetic interference. The balanced interface gu... |
https://en.wikipedia.org/wiki/Phone%20connector%20%28audio%29 | A phone connector, also known as phone jack, audio jack, headphone jack or jack plug, is a family of electrical connectors typically used for analog audio signals. A plug, the "male" connector, is inserted into the jack, the "female" connector.
The phone connector was invented for use in telephone switchboards in the ... |
https://en.wikipedia.org/wiki/Malnutrition | Malnutrition occurs when an organism gets too few or too many nutrients, resulting in health problems. Specifically, it is "a deficiency, excess, or imbalance of energy, protein and other nutrients" which adversely affects the body's tissues and form. Malnutrition is not receiving the correct amount of nutrition. Malnu... |
https://en.wikipedia.org/wiki/Ergodic%20hypothesis | In physics and thermodynamics, the ergodic hypothesis says that, over long periods of time, the time spent by a system in some region of the phase space of microstates with the same energy is proportional to the volume of this region, i.e., that all accessible microstates are equiprobable over a long period of time.
L... |
https://en.wikipedia.org/wiki/Ergodic%20theory | Ergodic theory is a branch of mathematics that studies statistical properties of deterministic dynamical systems; it is the study of ergodicity. In this context, "statistical properties" refers to properties which are expressed through the behavior of time averages of various functions along trajectories of dynamical s... |
https://en.wikipedia.org/wiki/Primary%20key | In the relational model of databases, a primary key is a specific choice of a minimal set of attributes (columns) that uniquely specify a tuple (row) in a relation (table). Informally, a primary key is "which attributes identify a record," and in simple cases constitute a single attribute: a unique ID. More formally, a... |
https://en.wikipedia.org/wiki/Foreign%20key | A foreign key is a set of attributes in a table that refers to the primary key of another table. The foreign key links these two tables. Another way to put it: In the context of relational databases, a foreign key is a set of attributes subject to a certain kind of inclusion dependency constraints, specifically a const... |
https://en.wikipedia.org/wiki/Quadrics%20%28company%29 | Quadrics was a supercomputer company formed in 1996 as a joint venture between Alenia Spazio and the technical team from Meiko Scientific. They produced hardware and software for clustering commodity computer systems into massively parallel systems. Their highpoint was in June 2003 when six out of the ten fastest super... |
https://en.wikipedia.org/wiki/Grade%20%28slope%29 | The grade (also called slope, incline, gradient, mainfall, pitch or rise) of a physical feature, landform or constructed line refers to the tangent of the angle of that surface to the horizontal. It is a special case of the slope, where zero indicates horizontality. A larger number indicates higher or steeper degree of... |
https://en.wikipedia.org/wiki/TRW%20Inc. | TRW Inc., was an American corporation involved in a variety of businesses, mainly aerospace, electronics, automotive, and credit reporting. It was a pioneer in multiple fields including electronic components, integrated circuits, computers, software and systems engineering. TRW built many spacecraft, including Pioneer ... |
https://en.wikipedia.org/wiki/ZSNES | ZSNES is a free software Super Nintendo Entertainment System emulator written mostly in x86 assembly with official ports for Linux, DOS, Windows, and unofficial ports for Xbox and macOS.
Background
Development of ZSNES began on 3 July 1997 and the first version was released on 14 October 1997, for DOS. Since then, of... |
https://en.wikipedia.org/wiki/Nicolas%20Chuquet | Nicolas Chuquet (; born ; died ) was a French mathematician. He invented his own notation for algebraic concepts and exponentiation. He may have been the first mathematician to recognize zero and negative numbers as exponents.
In 1475, Jehan Adam recorded the words "bymillion" and "trimillion" (for 1012 and 1018) and ... |
https://en.wikipedia.org/wiki/Traffic%20sign | Traffic signs or road signs are signs erected at the side of or above roads to give instructions or provide information to road users. The earliest signs were simple wooden or stone milestones. Later, signs with directional arms were introduced, for example the fingerposts in the United Kingdom and their wooden counter... |
https://en.wikipedia.org/wiki/XML%20pipeline | In software, an XML pipeline is formed when XML (Extensible Markup Language) processes, especially XML transformations and XML validations, are connected.
For instance, given two transformations T1 and T2, the two can be connected so that an input XML document is transformed by T1 and then the output of T1 is fed as i... |
https://en.wikipedia.org/wiki/Initialized%20fractional%20calculus | In mathematical analysis, initialization of the differintegrals is a topic in fractional calculus.
Composition rule of differintegral
A certain counterintuitive property of the differintegral operator should be pointed out, namely the composition law. Although
wherein D−q is the left inverse of Dq, the converse is n... |
https://en.wikipedia.org/wiki/Rete%20mirabile | A rete mirabile (Latin for "wonderful net"; plural retia mirabilia) is a complex of arteries and veins lying very close to each other, found in some vertebrates, mainly warm-blooded ones. The rete mirabile utilizes countercurrent blood flow within the net (blood flowing in opposite directions) to act as a countercurren... |
https://en.wikipedia.org/wiki/Quipu | Quipu (also spelled khipu) are recording devices fashioned from strings historically used by a number of cultures in the region of Andean South America.
A quipu usually consisted of cotton or camelid fiber strings. The Inca people used them for collecting data and keeping records, monitoring tax obligations, collectin... |
https://en.wikipedia.org/wiki/IBM%20System/36 | The IBM System/36 (often abbreviated as S/36) was a midrange computer marketed by IBM from 1983 to 2000 - a multi-user, multi-tasking successor to the System/34.
Like the System/34 and the older System/32, the System/36 was primarily programmed in the RPG II language. One of the machine's optional features was an off-... |
https://en.wikipedia.org/wiki/Polymorphism%20%28computer%20science%29 | In programming language theory and type theory, polymorphism is the provision of a single interface to entities of different types or the use of a single symbol to represent multiple different types. The concept is borrowed from a principle in biology where an organism or species can have many different forms or stages... |
https://en.wikipedia.org/wiki/Fracture | Fracture is the appearance of a crack or complete separation of an object or material into two or more pieces under the action of stress. The fracture of a solid usually occurs due to the development of certain displacement discontinuity surfaces within the solid. If a displacement develops perpendicular to the surface... |
https://en.wikipedia.org/wiki/Kanban | Kanban (Japanese: カンバン and Chinese: 看板, meaning signboard or billboard) is a scheduling system for lean manufacturing (also called just-in-time manufacturing, abbreviated JIT). Taiichi Ohno, an industrial engineer at Toyota, developed kanban to improve manufacturing efficiency. The system takes its name from the cards... |
https://en.wikipedia.org/wiki/Sporgery | Sporgery is the disruptive act of posting a flood of articles to a Usenet newsgroup, with the article headers falsified so that they appear to have been posted by others. The word is a portmanteau of spam and forgery, coined by German software developer, and critic of Scientology, Tilman Hausherr.
Sporgery resembles c... |
https://en.wikipedia.org/wiki/Superplasticity | In materials science, superplasticity is a state in which solid crystalline material is deformed well beyond its usual breaking point, usually over about 400% during tensile deformation. Such a state is usually achieved at high homologous temperature. Examples of superplastic materials are some fine-grained metals and... |
https://en.wikipedia.org/wiki/Cycle%20space | In graph theory, a branch of mathematics, the (binary) cycle space of an undirected graph is the set of its even-degree subgraphs.
This set of subgraphs can be described algebraically as a vector space over the two-element finite field. The dimension of this space is the circuit rank of the graph. The same space can a... |
https://en.wikipedia.org/wiki/IEEE%20802.6 | IEEE 802.6 is a standard governed by the ANSI for Metropolitan Area Networks (MAN). It is an improvement of an older standard (also created by ANSI) which used the Fiber distributed data interface (FDDI) network structure. The FDDI-based standard failed due to its expensive implementation and lack of compatibility with... |
https://en.wikipedia.org/wiki/Symmetric%20difference | In mathematics, the symmetric difference of two sets, also known as the disjunctive union and set sum, is the set of elements which are in either of the sets, but not in their intersection. For example, the symmetric difference of the sets and is .
The symmetric difference of the sets A and B is commonly denoted by ... |
https://en.wikipedia.org/wiki/Translation%20%28biology%29 | In biology, translation is the process in living cells in which proteins are produced using RNA molecules as templates. The generated protein is a sequence of amino acids. This sequence is determined by the sequence of nucleotides in the RNA. The nucleotides are considered three at a time. Each such triple results in a... |
https://en.wikipedia.org/wiki/Sapper | A sapper, also called a combat engineer, is a combatant or soldier who performs a variety of military engineering duties, such as breaching fortifications, demolitions, bridge-building, laying or clearing minefields, preparing field defenses, and road and airfield construction and repair. They are also trained and equi... |
https://en.wikipedia.org/wiki/Factor%20of%20safety | In engineering, a factor of safety (FoS), also known as (and used interchangeably with) safety factor (SF), expresses how much stronger a system is than it needs to be for an intended load. Safety factors are often calculated using detailed analysis because comprehensive testing is impractical on many projects, such as... |
https://en.wikipedia.org/wiki/Open%20Grid%20Services%20Architecture | Open Grid Services Architecture (OGSA) describes a service-oriented architecture for a grid computing environment for business and scientific use.
It was developed within the Open Grid Forum, which was called the Global Grid Forum (GGF) at the time, around 2002 to 2006.
Description
OGSA is a distributed interaction an... |
https://en.wikipedia.org/wiki/Flanging | Flanging is an audio effect produced by mixing two identical signals together, one signal delayed by a small and (usually) gradually changing period, usually smaller than 20 milliseconds. This produces a swept comb filter effect: peaks and notches are produced in the resulting frequency spectrum, related to each othe... |
https://en.wikipedia.org/wiki/Dynamic%20range%20compression | Dynamic range compression (DRC) or simply compression is an audio signal processing operation that reduces the volume of loud sounds or amplifies quiet sounds, thus reducing or compressing an audio signal's dynamic range. Compression is commonly used in sound recording and reproduction, broadcasting, live sound reinfo... |
https://en.wikipedia.org/wiki/SkyOS | SkyOS (Sky Operating System) is a discontinued prototype commercial, proprietary, graphical desktop operating system written for the x86 computer architecture. As of January 30, 2009 development was halted with no plans to resume its development. In August 2013, developer Robert Szeleney announced the release of a publ... |
https://en.wikipedia.org/wiki/DVB-S | Digital Video Broadcasting – Satellite (DVB-S) is the original DVB standard for satellite television and dates from 1995, in its first release, while development lasted from 1993 to 1997. The first commercial applications were by Star TV in Asia and Galaxy in Australia, enabling digitally broadcast, satellite-delivered... |
https://en.wikipedia.org/wiki/Prill | A prill is a small aggregate or globule of a material, most often a dry sphere, formed from a melted liquid through spray crystallization. Prilled is a term used in mining and manufacturing to refer to a product that has been pelletized. ANFO explosive typically comprises ammonium nitrate prills mixed with #2 fuel oil.... |
https://en.wikipedia.org/wiki/John%20Glen%20Wardrop | John Glen Wardrop (1922–1989), born in Warwick, England, was an English mathematician and transport analyst who developed what became known as Wardrop's first and second principles of equilibrium in the field of traffic assignment.
He studied at Downing College, Cambridge, and worked in Operational Research at British... |
https://en.wikipedia.org/wiki/Cantenna | A cantenna (a portmanteau blending the words can and antenna) is a homemade directional waveguide antenna, made out of an open-ended metal can.
Cantennas are typically used to increase the range (or discovery) of Wi-Fi networks.
Construction
The cylinder portion of the can may consist of metal-coated paperboard.
A... |
https://en.wikipedia.org/wiki/Mushroom%20cloud | A mushroom cloud is a distinctive mushroom-shaped flammagenitus cloud of debris, smoke, and usually condensed water vapor resulting from a large explosion. The effect is most commonly associated with a nuclear explosion, but any sufficiently energetic detonation or deflagration will produce the same effect. They can be... |
https://en.wikipedia.org/wiki/Hand-waving | Hand-waving (with various spellings) is a pejorative label for attempting to be seen as effective – in word, reasoning, or deed – while actually doing nothing effective or substantial. It is often applied to debating techniques that involve fallacies, misdirection and the glossing over of details. It is also used acad... |
https://en.wikipedia.org/wiki/NetBIOS%20Frames | NetBIOS Frames (NBF) is a non-routable network- and transport-level data protocol most commonly used as one of the layers of Microsoft Windows networking in the 1990s. NBF or NetBIOS over IEEE 802.2 LLC is used by a number of network operating systems released in the 1990s, such as LAN Manager, LAN Server, Windows for ... |
https://en.wikipedia.org/wiki/Spectrogram | A spectrogram is a visual representation of the spectrum of frequencies of a signal as it varies with time.
When applied to an audio signal, spectrograms are sometimes called sonographs, voiceprints, or voicegrams. When the data are represented in a 3D plot they may be called waterfall displays.
Spectrograms are used... |
https://en.wikipedia.org/wiki/SciPy | SciPy (pronounced "sigh pie") is a free and open-source Python library used for scientific computing and technical computing.
SciPy contains modules for optimization, linear algebra, integration, interpolation, special functions, FFT, signal and image processing, ODE solvers and other tasks common in science and engi... |
https://en.wikipedia.org/wiki/Trans%20fat%20regulation | Trans fat regulation, that aims to limit the amount of "trans fat" — fat containing trans fatty acids — in industrial food products, has been enacted in many countries. These regulations were motivated by numerous studies that pointed to significant negative health effects of trans fat. It is generally accepted that... |
https://en.wikipedia.org/wiki/MorphOS | MorphOS is an AmigaOS-like computer operating system (OS). It is a mixed proprietary and open source OS produced for the Pegasos PowerPC (PPC) processor based computer, PowerUP accelerator equipped Amiga computers, and a series of Freescale development boards that use the Genesi firmware, including the Efika and mobile... |
https://en.wikipedia.org/wiki/A20%20line | The A20, or address line 20, is one of the electrical lines that make up the system bus of an x86-based computer system. The A20 line in particular is used to transmit the 21st bit on the address bus.
A microprocessor typically has a number of address lines equal to the base-two logarithm of the number of words in its... |
https://en.wikipedia.org/wiki/Rack%20and%20pinion | A rack and pinion is a type of linear actuator that comprises a circular gear (the pinion) engaging a linear gear (the rack). Together, they convert rotational motion into linear motion. Rotating the pinion causes the rack to be driven in a line. Conversely, moving the rack linearly will cause the pinion to rotate. A r... |
https://en.wikipedia.org/wiki/Differential%20operator | In mathematics, a differential operator is an operator defined as a function of the differentiation operator. It is helpful, as a matter of notation first, to consider differentiation as an abstract operation that accepts a function and returns another function (in the style of a higher-order function in computer scien... |
https://en.wikipedia.org/wiki/Evanescent%20field | In electromagnetics, an evanescent field, or evanescent wave, is an oscillating electric and/or magnetic field that does not propagate as an electromagnetic wave but whose energy is spatially concentrated in the vicinity of the source (oscillating charges and currents). Even when there is a propagating electromagnetic... |
https://en.wikipedia.org/wiki/History%20of%20computing%20hardware%20%281960s%E2%80%93present%29 | The history of computing hardware starting at 1960 is marked by the conversion from vacuum tube to solid-state devices such as transistors and then integrated circuit (IC) chips. Around 1953 to 1959, discrete transistors started being considered sufficiently reliable and economical that they made further vacuum tube co... |
https://en.wikipedia.org/wiki/Kombucha | Kombucha (also tea mushroom, tea fungus, or Manchurian mushroom when referring to the culture; Latin name Medusomyces gisevii) is a fermented, lightly effervescent, sweetened black tea drink commonly consumed for its purported health benefits. Sometimes the beverage is called kombucha tea to distinguish it from the cul... |
https://en.wikipedia.org/wiki/Archimedean%20property | In abstract algebra and analysis, the Archimedean property, named after the ancient Greek mathematician Archimedes of Syracuse, is a property held by some algebraic structures, such as ordered or normed groups, and fields.
The property, typically construed, states that given two positive numbers and , there is an int... |
https://en.wikipedia.org/wiki/Archimedean%20group | In abstract algebra, a branch of mathematics, an Archimedean group is a linearly ordered group for which the Archimedean property holds: every two positive group elements are bounded by integer multiples of each other. The set R of real numbers together with the operation of addition and the usual ordering relation bet... |
https://en.wikipedia.org/wiki/Superuser | In computing, the superuser is a special user account used for system administration. Depending on the operating system (OS), the actual name of this account might be root, administrator, admin or supervisor. In some cases, the actual name of the account is not the determining factor; on Unix-like systems, for example... |
https://en.wikipedia.org/wiki/Zero%20of%20a%20function | In mathematics, a zero (also sometimes called a root) of a real-, complex-, or generally vector-valued function , is a member of the domain of such that vanishes at ; that is, the function attains the value of 0 at , or equivalently, is the solution to the equation . A "zero" of a function is thus an input value t... |
https://en.wikipedia.org/wiki/Sky%20Tower%20%28Auckland%29 | The Sky Tower is a telecommunications and observation tower in Auckland, New Zealand. Located at the corner of Victoria and Federal Streets within the city's CBD, it is tall, as measured from ground level to the top of the mast, making it the second tallest freestanding structure in the Southern Hemisphere, surpassed ... |
https://en.wikipedia.org/wiki/Bitwise%20operation | In computer programming, a bitwise operation operates on a bit string, a bit array or a binary numeral (considered as a bit string) at the level of its individual bits. It is a fast and simple action, basic to the higher-level arithmetic operations and directly supported by the processor. Most bitwise operations are pr... |
https://en.wikipedia.org/wiki/Electronic%20business | Electronic business (also known as online business or e-business) is any kind of business or commercial transaction that includes sharing information across the internet. Commerce constitutes the exchange of products and services between businesses, groups, and individuals and can be seen as one of the essential activi... |
https://en.wikipedia.org/wiki/Syntax%20error | In computer science, a syntax error is an error in the syntax of a sequence of characters or tokens that is intended to be written in a particular programming language.
For compiled languages, syntax errors are detected at compile-time. A program will not compile until all syntax errors are corrected. For interpreted ... |
https://en.wikipedia.org/wiki/Remanence | Remanence or remanent magnetization or residual magnetism is the magnetization left behind in a ferromagnetic material (such as iron) after an external magnetic field is removed. Colloquially, when a magnet is "magnetized", it has remanence. The remanence of magnetic materials provides the magnetic memory in magnetic ... |
https://en.wikipedia.org/wiki/Deluxe%20Paint | Deluxe Paint, often referred to as DPaint, is a bitmap graphics editor created by Dan Silva for Electronic Arts and published for the then-new Amiga 1000 in November 1985. A series of updated versions followed, some of which were ported to other platforms. An MS-DOS release with support for the 256 color VGA standard b... |
https://en.wikipedia.org/wiki/Unsaturated%20fat | An unsaturated fat is a fat or fatty acid in which there is at least one double bond within the fatty acid chain. A fatty acid chain is monounsaturated if it contains one double bond, and polyunsaturated if it contains more than one double bond.
A saturated fat has no carbon to carbon double bonds, so the maximum pos... |
https://en.wikipedia.org/wiki/Server%20farm | A server farm or server cluster is a collection of computer servers, usually maintained by an organization to supply server functionality far beyond the capability of a single machine. They often consist of thousands of computers which require a large amount of power to run and to keep cool. At the optimum performance ... |
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