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https://en.wikipedia.org/wiki/Deutsch%20limit | The Deutsch limit is an aphorism about the information density of visual programming languages originated by L. Peter Deutsch that states:
The problem with visual programming is that you can’t have more than 50 visual primitives on the screen at the same time.
The term was made up by Fred Lakin, after Deutsch made th... |
https://en.wikipedia.org/wiki/URL%20shortening | URL shortening is a technique on the World Wide Web in which a Uniform Resource Locator (URL) may be made substantially shorter and still direct to the required page. This is achieved by using a redirect which links to the web page that has a long URL. For example, the URL "" can be shortened to "", and the URL "" can ... |
https://en.wikipedia.org/wiki/Cc%3AMail | cc:Mail is a discontinued store-and-forward LAN-based email system originally developed on Microsoft's MS-DOS platform by Concentric Systems, Inc. in the 1980s. The company, founded by Robert Plummer, Hubert Lipinski, and Michael Palmer, later changed its name to PCC Systems, Inc., and then to cc:Mail, Inc. At the he... |
https://en.wikipedia.org/wiki/Change%20request | A change request, sometimes called change control request (CCR), is a document containing a call for an adjustment of a system; it is of great importance in the change management process.
Purpose and elements
A change request is declarative, i.e. it states what needs to be accomplished, but leaves out how the change s... |
https://en.wikipedia.org/wiki/Transfer%20learning | Transfer learning (TL) is a technique in machine learning (ML) in which knowledge learned from a task is re-used in order to boost performance on a related task. For example, for image classification, knowledge gained while learning to recognize cars could be applied when trying to recognize trucks. This topic is relat... |
https://en.wikipedia.org/wiki/History%20of%20Microsoft%20Flight%20Simulator | Microsoft Flight Simulator began as a set of articles on computer graphics, written by Bruce Artwick throughout 1976, about flight simulation using 3-D graphics. When the editor of the magazine told Artwick that subscribers were interested in purchasing such a program, Artwick founded Sublogic Corporation to commercial... |
https://en.wikipedia.org/wiki/Q-derivative | In mathematics, in the area of combinatorics and quantum calculus, the q-derivative, or Jackson derivative, is a q-analog of the ordinary derivative, introduced by Frank Hilton Jackson. It is the inverse of Jackson's q-integration. For other forms of q-derivative, see .
Definition
The q-derivative of a function f(x) i... |
https://en.wikipedia.org/wiki/Categorical%20set%20theory | Categorical set theory is any one of several versions of set theory developed from or treated in the context of mathematical category theory.
See also
Categorical logic
References
External links
Category theory
Set theory
Formal methods
Categorical logic |
https://en.wikipedia.org/wiki/Robot%20calibration | Robot calibration is a process used to improve the accuracy of robots, particularly industrial robots which are highly repeatable but not accurate. Robot calibration is the process of identifying certain parameters in the kinematic structure of an industrial robot, such as the relative position of robot links. Dependin... |
https://en.wikipedia.org/wiki/Firewall%20pinhole | In computer networking, a firewall pinhole is a port that is not protected by a firewall to allow a particular application to gain access to a service on a host in the network protected by the firewall.
Leaving ports open in firewall configurations exposes the protected system to potentially malicious abuse. A fully c... |
https://en.wikipedia.org/wiki/LEED | Leadership in Energy and Environmental Design (LEED) is a green building certification program used worldwide. Developed by the non-profit U.S. Green Building Council (USGBC), it includes a set of rating systems for the design, construction, operation, and maintenance of green buildings, homes, and neighborhoods, which... |
https://en.wikipedia.org/wiki/Monopulse%20radar | Monopulse radar is a radar system that uses additional encoding of the radio signal to provide accurate directional information. The name refers to its ability to extract range and direction from a single signal pulse.
Monopulse radar avoids problems seen in conical scanning radar systems, which can be confused by rap... |
https://en.wikipedia.org/wiki/Comparison%20of%20DNS%20server%20software | This article presents a comparison of the features, platform support, and packaging of many independent implementations of Domain Name System (DNS) name server software.
Servers compared
Each of these DNS servers is an independent implementation of the DNS protocols, capable of resolving DNS names for other computer... |
https://en.wikipedia.org/wiki/Sudan%20function | In the theory of computation, the Sudan function is an example of a function that is recursive, but not primitive recursive. This is also true of the better-known Ackermann function. The Sudan function was the first function having this property to be published.
It was discovered (and published ) in 1927 by Gabriel Su... |
https://en.wikipedia.org/wiki/First%20Data | First Data Corporation is a financial services company headquartered in Atlanta, Georgia, United States. The company's STAR Network provides nationwide domestic debit acceptance at more than 2 million retail POS, ATM, and at online outlets for nearly a third of all U.S. debit cards.
First Data has six million merchant... |
https://en.wikipedia.org/wiki/Enumerative%20combinatorics | Enumerative combinatorics is an area of combinatorics that deals with the number of ways that certain patterns can be formed. Two examples of this type of problem are counting combinations and counting permutations. More generally, given an infinite collection of finite sets Si indexed by the natural numbers, enumerat... |
https://en.wikipedia.org/wiki/Unconventional%20computing | Unconventional computing is computing by any of a wide range of new or unusual methods. It is also known as alternative computing.
The term unconventional computation was coined by Cristian S. Calude and John Casti and used at the First International Conference on Unconventional Models of Computation in 1998.
Backgro... |
https://en.wikipedia.org/wiki/Timarit.is | Timarit.is (also known as Tímarit.is, Tidarrit.fo and Aviisitoqqat.gl) is an open access digital library run by the National and University Library of Iceland which hosts digital editions of newspapers and magazines published in Iceland, Faroe Islands and Greenland as well as publications in their languages elsewhere, ... |
https://en.wikipedia.org/wiki/Deme%20%28biology%29 | In biology, a deme, in the strict sense, is a group of individuals that belong to the same taxonomic group. However, when biologists, and especially ecologists, use the term ‘deme’ they usually refer to it as the definition of a gamodeme: a local group of individuals (from the same taxon) that interbreed with each othe... |
https://en.wikipedia.org/wiki/KPXJ | KPXJ (channel 21) is a television station licensed to Minden, Louisiana, United States, serving the Shreveport area as an affiliate of The CW. The station is owned by locally based KTBS, LLC, alongside ABC affiliate KTBS-TV (channel 3). Both stations share studios on East Kings Highway on the eastern side of Shreveport... |
https://en.wikipedia.org/wiki/KSHV-TV | KSHV-TV (channel 45) is a television station in Shreveport, Louisiana, United States, affiliated with MyNetworkTV. It is owned by Nexstar Media Group alongside Texarkana, Texas–licensed NBC affiliate KTAL-TV (channel 6); Nexstar also provides certain services to Fox affiliate KMSS-TV (channel 33) under a shared service... |
https://en.wikipedia.org/wiki/Hyperspectral%20imaging | Hyperspectral imaging collects and processes information from across the electromagnetic spectrum. The goal of hyperspectral imaging is to obtain the spectrum for each pixel in the image of a scene, with the purpose of finding objects, identifying materials, or detecting processes. There are three general types of spec... |
https://en.wikipedia.org/wiki/Spherical%20law%20of%20cosines | In spherical trigonometry, the law of cosines (also called the cosine rule for sides) is a theorem relating the sides and angles of spherical triangles, analogous to the ordinary law of cosines from plane trigonometry.
Given a unit sphere, a "spherical triangle" on the surface of the sphere is defined by the great ci... |
https://en.wikipedia.org/wiki/Rotation%20number | In mathematics, the rotation number is an invariant of homeomorphisms of the circle.
History
It was first defined by Henri Poincaré in 1885, in relation to the precession of the perihelion of a planetary orbit. Poincaré later proved a theorem characterizing the existence of periodic orbits in terms of rationality of ... |
https://en.wikipedia.org/wiki/Proof-carrying%20code | Proof-carrying code (PCC) is a software mechanism that allows a host system to verify properties about an application via a formal proof that accompanies the application's executable code. The host system can quickly verify the validity of the proof, and it can compare the conclusions of the proof to its own security ... |
https://en.wikipedia.org/wiki/Biocybernetics | Biocybernetics is the application of cybernetics to biological science disciplines such as neurology and multicellular systems. Biocybernetics plays a major role in systems biology, seeking to integrate different levels of information to understand how biological systems function. The field of cybernetics itself has or... |
https://en.wikipedia.org/wiki/Ethnoecology | Ethnoecology is the scientific study of how different groups of people living in different locations understand the ecosystems around them, and their relationships with surrounding environments.
It seeks valid, reliable understanding of how we as humans have interacted with the environment and how these intricate rela... |
https://en.wikipedia.org/wiki/Worksheet | A worksheet, in the word's original meaning, is a sheet of paper on which one performs work. They come in many forms, most commonly associated with children's school work assignments, tax forms, and accounting or other business environments. Software is increasingly taking over the paper-based worksheet.
It can be a ... |
https://en.wikipedia.org/wiki/Oracle%20RAC | In database computing, Oracle Real Application Clusters (RAC) — an option for the Oracle Database software produced by Oracle Corporation and introduced in 2001 with Oracle9i — provides software for clustering and high availability in Oracle database environments. Oracle Corporation includes RAC with the Enterprise Edi... |
https://en.wikipedia.org/wiki/Strain%20hardening%20exponent | The strain hardening exponent (also called the strain hardening index), usually denoted , a constant often used in calculations relating to stress–strain behavior in work hardening. It occurs in the formula known as Hollomon's equation (after John Herbert Hollomon Jr.) who originally posited it as
where represents t... |
https://en.wikipedia.org/wiki/Code%20morphing | Code morphing is an approach used in obfuscating software to protect software applications from reverse engineering, analysis, modifications, and cracking. This technology protects intermediate level code such as compiled from Java and .NET languages (Oxygene, C#, Visual Basic, etc.) rather than binary object code. Cod... |
https://en.wikipedia.org/wiki/TUN/TAP | In computer networking, TUN and TAP are kernel virtual network devices. Being network devices supported entirely in software, they differ from ordinary network devices which are backed by physical network adapters.
The Universal TUN/TAP Driver originated in 2000 as a merger of the corresponding drivers in Solaris, Lin... |
https://en.wikipedia.org/wiki/Attribute%20domain | In computing, the attribute domain is the set of values allowed in an attribute.
For example:
Rooms in hotel (1-300)
Age (1-99)
Married (yes or no)
Nationality (Nepalese, Indian, American, or British)
Colors (Red, Yellow, Green)
For the relational model it is a requirement that each part of a tup... |
https://en.wikipedia.org/wiki/List%20of%20statistical%20software | Statistical software are specialized computer programs for analysis in statistics and econometrics.
Open-source
ADaMSoft – a generalized statistical software with data mining algorithms and methods for data management
ADMB – a software suite for non-linear statistical modeling based on C++ which uses automatic diff... |
https://en.wikipedia.org/wiki/Help%20key | A Help key, found in the shape of a dedicated key explicitly labeled , or as another key, typically one of the function keys, on a computer keyboard, is a key which, when pressed, produces information on the screen/display to aid the user in their current task, such as using a specific function in an application progra... |
https://en.wikipedia.org/wiki/Lip%C3%B3t%20Fej%C3%A9r | Lipót Fejér (or Leopold Fejér, ; 9 February 1880 – 15 October 1959) was a Hungarian mathematician of Jewish heritage. Fejér was born Leopold Weisz, and changed to the Hungarian name Fejér around 1900.
Biography
He was born in Pécs, Austria-Hungary, into the Jewish family of Victoria Goldberger and Samuel Weiss. His m... |
https://en.wikipedia.org/wiki/Extension%20%28predicate%20logic%29 | The extension of a predicatea truth-valued functionis the set of tuples of values that, used as arguments, satisfy the predicate. Such a set of tuples is a relation.
Examples
For example, the statement "d2 is the weekday following d1" can be seen as a truth function associating to each tuple (d2, d1) the value true or... |
https://en.wikipedia.org/wiki/Asemic%20writing | Asemic writing is a wordless open semantic form of writing. The word asemic means "having no specific semantic content", or "without the smallest unit of meaning". With the non-specificity of asemic writing there comes a vacuum of meaning, which is left for the reader to fill in and interpret. All of this is similar t... |
https://en.wikipedia.org/wiki/Marcus%20du%20Sautoy | Marcus Peter Francis du Sautoy (; born 26 August 1965) is a British mathematician, Simonyi Professor for the Public Understanding of Science at the University of Oxford, Fellow of New College, Oxford and author of popular mathematics and popular science books. He was previously a fellow of All Souls College, Oxford, W... |
https://en.wikipedia.org/wiki/Clipper%20%28electronics%29 | In electronics, a clipper is a circuit designed to prevent a signal from exceeding a predetermined reference voltage level. A clipper does not distort the remaining part of the applied waveform. Clipping circuits are used to select, for purposes of transmission, that part of a signal waveform which lies above or below ... |
https://en.wikipedia.org/wiki/Ribotyping | Ribotyping is a molecular technique for bacterial identification and characterization that uses information from rRNA-based phylogenetic analyses. It is a rapid and specific method widely used in clinical diagnostics and analysis of microbial communities in food, water, and beverages.
All bacteria have ribosomal genes... |
https://en.wikipedia.org/wiki/Wadley%20loop | The "Wadley-drift-canceling-loop", also known as a "Wadley loop", is a system of two oscillators, a frequency synthesizer, and two frequency mixers in the radio-frequency signal path. The system was designed by Dr. Trevor Wadley in the 1940s in South Africa. The circuit was first used for a stable wavemeter. (A wavemet... |
https://en.wikipedia.org/wiki/Push%E2%80%93pull%20converter | A push–pull converter is a type of DC-to-DC converter, a switching converter that uses a transformer to change the voltage of a DC power supply. The distinguishing feature of a push-pull converter is that the transformer primary is supplied with current from the input line by pairs of transistors in a symmetrical push... |
https://en.wikipedia.org/wiki/Odell%20Down%20Under | Odell Down Under is a 1994 game for Microsoft Windows and Classic Mac OS that takes place in the Great Barrier Reef of Australia. Released by MECC, it is the sequel to Odell Lake.
History
Odell Down Under was released alongside a re-release of its companion game, Odell Lake. The game was recommended for ages 9 to adul... |
https://en.wikipedia.org/wiki/Gate%20%28hydraulic%20engineering%29 | In hydraulic engineering, a gate is a rotating or sliding structure, supported by hinges or by a rotating horizontal or vertical axis, that can be located at an extreme of a large pipe or canal in order to control the flow of water or any fluid from one side to the other. It is usually placed at the mouth of irrigation... |
https://en.wikipedia.org/wiki/Whitaker%20Foundation | The Whitaker Foundation was based in Arlington, Virginia and was an organization that primarily supported biomedical engineering education and research, but also supported other forms of medical research. It was founded and funded by U. A. Whitaker in 1975 upon his death with additional support coming from his wife Hel... |
https://en.wikipedia.org/wiki/LCD%20Smartie | LCD Smartie is open-source software for Microsoft Windows which allows a character LCD to be used as an auxiliary display device for a PC. Supported devices include displays based on the Hitachi HD44780 LCD controller, the Matrix Orbital Serial/USB LCD, and Palm OS devices (when used in conjunction with PalmOrb). The p... |
https://en.wikipedia.org/wiki/Medical%20transcription | Medical transcription, also known as MT, is an allied health profession dealing with the process of transcribing voice-recorded medical reports that are dictated by physicians, nurses and other healthcare practitioners. Medical reports can be voice files, notes taken during a lecture, or other spoken material. These ar... |
https://en.wikipedia.org/wiki/Converse%20relation | In mathematics, the converse relation, or transpose, of a binary relation is the relation that occurs when the order of the elements is switched in the relation. For example, the converse of the relation 'child of' is the relation 'parent of'. In formal terms, if and are sets and is a relation from to then is the... |
https://en.wikipedia.org/wiki/Delay%20differential%20equation | In mathematics, delay differential equations (DDEs) are a type of differential equation in which the derivative of the unknown function at a certain time is given in terms of the values of the function at previous times.
DDEs are also called time-delay systems, systems with aftereffect or dead-time, hereditary systems... |
https://en.wikipedia.org/wiki/Wengo | Wengo was at the beginning of 2004 a subsidiary of French telecom service provider Neuf Cegetel. As of February 2012, Wengo employs 80 people in the Paris headquarters, and is a subsidiary of Vivendi. Wengo is now repositioned as an online personal and consulting services marketplace.
Voice over IP
Wengo was founded ... |
https://en.wikipedia.org/wiki/Method%20of%20averaging | In mathematics, more specifically in dynamical systems, the method of averaging (also called averaging theory) exploits systems containing time-scales separation: a fast oscillation versus a slow drift. It suggests that we perform an averaging over a given amount of time in order to iron out the fast oscillations and o... |
https://en.wikipedia.org/wiki/Security%20testing | Security testing is a process intended to detect flaws in the security mechanisms of an information system and as such help enable it to protect data and maintain functionality as intended. Due to the logical limitations of security testing, passing the security testing process is not an indication that no flaws exist ... |
https://en.wikipedia.org/wiki/Topology%20table | A topology table is used by routers that route traffic in a network. It consists of all routing tables inside the Autonomous System where the router is positioned. Each router using the routing protocol EIGRP then maintains a topology table for each configured network protocol — all routes learned, that are leading to ... |
https://en.wikipedia.org/wiki/Rake%20%28software%29 | Rake is a software task management and build automation tool created by Jim Weirich. It allows the user to specify tasks and describe dependencies as well as to group tasks in a namespace. It is similar to SCons and Make. It's written in the Ruby programming language and the Rakefiles (equivalent of Makefiles in Make) ... |
https://en.wikipedia.org/wiki/Nonnegative%20matrix | In mathematics, a nonnegative matrix, written
is a matrix in which all the elements are equal to or greater than zero, that is,
A positive matrix is a matrix in which all the elements are strictly greater than zero. The set of positive matrices is a subset of all non-negative matrices. While such matrices are commo... |
https://en.wikipedia.org/wiki/Fundamental%20vector%20field | In the study of mathematics and especially differential geometry, fundamental vector fields are an instrument that describes the infinitesimal behaviour of a smooth Lie group action on a smooth manifold. Such vector fields find important applications in the study of Lie theory, symplectic geometry, and the study of Ham... |
https://en.wikipedia.org/wiki/Generalized%20quadrangle | In geometry, a generalized quadrangle is an incidence structure whose main feature is the lack of any triangles (yet containing many quadrangles). A generalized quadrangle is by definition a polar space of rank two. They are the with n = 4 and near 2n-gons with n = 2. They are also precisely the partial geometries ... |
https://en.wikipedia.org/wiki/The%20Valley%20of%20the%20Shadow | The Valley of the Shadow is a digital history project about the American Civil War, launched in 1993 and hosted by the University of Virginia. It details the experiences of Confederate soldiers from Augusta County, Virginia and Union soldiers from Franklin County, Pennsylvania, United States.
Project founders William... |
https://en.wikipedia.org/wiki/Grid%20dip%20oscillator | "Dip meter" can also refer to an influential early commercial expert system called Dipmeter Advisor; or may refer to an instrument that measures the magnetic dip angle of Earth's magnetic field, the field line angle in a vertical plane.
Grid dip oscillator (GDO), also called grid dip meter, gate dip meter, dip meter, ... |
https://en.wikipedia.org/wiki/Design%20marker | In software engineering, a design marker is a technique of documenting design choices in source code using the Marker Interface pattern. Marker interfaces have traditionally been limited to those interfaces intended for explicit, runtime verification (normally via instanceof). A design marker is a marker interface used... |
https://en.wikipedia.org/wiki/Polar%20space | In mathematics, in the field of geometry, a polar space of rank n (), or projective index , consists of a set P, conventionally called the set of points, together with certain subsets of P, called subspaces, that satisfy these axioms:
Every subspace is isomorphic to a projective space with and K a division ring. (... |
https://en.wikipedia.org/wiki/Hyperbolic%20equilibrium%20point | In the study of dynamical systems, a hyperbolic equilibrium point or hyperbolic fixed point is a fixed point that does not have any center manifolds. Near a hyperbolic point the orbits of a two-dimensional, non-dissipative system resemble hyperbolas. This fails to hold in general. Strogatz notes that "hyperbolic is a... |
https://en.wikipedia.org/wiki/Center%20manifold | In the mathematics of evolving systems, the concept of a center manifold was originally developed to determine stability of degenerate equilibria. Subsequently, the concept of center manifolds was realised to be fundamental to mathematical modelling.
Center manifolds play an important role in bifurcation theory becaus... |
https://en.wikipedia.org/wiki/Homoclinic%20orbit | In the study of dynamical systems, a homoclinic orbit is a path through phase space which joins a saddle equilibrium point to itself. More precisely, a homoclinic orbit lies in the intersection of the stable manifold and the unstable manifold of an equilibrium. It is a heteroclinic orbit–a path between any two equilibr... |
https://en.wikipedia.org/wiki/Heteroclinic%20orbit | [[Image:Heteroclinic orbit in pendulum phaseportrait.png|thumb|right|The phase portrait of the pendulum equation {{math|1=''x + sin x = 0}}. The highlighted curve shows the heteroclinic orbit from to . This orbit corresponds with the (rigid) pendulum starting upright, making one revolution through its lowest position,... |
https://en.wikipedia.org/wiki/Peixoto%27s%20theorem | In the theory of dynamical systems, Peixoto's theorem, proved by Maurício Peixoto, states that among all smooth flows on surfaces, i.e. compact two-dimensional manifolds, structurally stable systems may be characterized by the following properties:
The set of non-wandering points consists only of periodic orbits and ... |
https://en.wikipedia.org/wiki/Diode%20modelling | In electronics, diode modelling refers to the mathematical models used to approximate the actual behaviour of real diodes to enable calculations and circuit analysis. A diode's I-V curve is nonlinear.
A very accurate, but complicated, physical model composes the I-V curve from three exponentials with a slightly diffe... |
https://en.wikipedia.org/wiki/El%20Nombre | El Nombre is a children's educational programme about an anthropomorphic Mexican gerbil character, originally from a series of educational sketches on Numbertime, the BBC schools programme about mathematics. He was also the only character to appear in all Numbertime episodes. His voice was provided by Steve Steen, whil... |
https://en.wikipedia.org/wiki/Gain%20compression | Gain compression is a reduction in differential or slope gain caused by nonlinearity of the transfer function of the amplifying device. This nonlinearity may be caused by heat due to power dissipation or by overdriving the active device beyond its linear region. It is a large-signal phenomenon of circuits.
Relevance
... |
https://en.wikipedia.org/wiki/Extinction%20vortex | Extinction vortices are a class of models through which conservation biologists, geneticists and ecologists can understand the dynamics of and categorize extinctions in the context of their causes. This model shows the events that ultimately lead small populations to become increasingly vulnerable as they spiral toward... |
https://en.wikipedia.org/wiki/FLAG-tag | FLAG-tag, or FLAG octapeptide, or FLAG epitope, is a peptide protein tag that can be added to a protein using recombinant DNA technology, having the sequence DYKDDDDK (where D=aspartic acid, Y=tyrosine, and K=lysine). It is one of the most specific tags and it is an artificial antigen to which specific, high affinity m... |
https://en.wikipedia.org/wiki/Iddq%20testing | Iddq testing is a method for testing CMOS integrated circuits for the presence of manufacturing faults. It relies on measuring the supply current (Idd) in the quiescent state (when the circuit is not switching and inputs are held at static values). The current consumed in the state is commonly called Iddq for Idd (qu... |
https://en.wikipedia.org/wiki/Boolean%20domain | In mathematics and abstract algebra, a Boolean domain is a set consisting of exactly two elements whose interpretations include false and true. In logic, mathematics and theoretical computer science, a Boolean domain is usually written as {0, 1}, or
The algebraic structure that naturally builds on a Boolean domain is... |
https://en.wikipedia.org/wiki/Portable%20object%20%28computing%29 | In distributed programming, a portable object is an object which can be accessed through a normal method call while possibly residing in memory on another computer. It is portable in the sense that it moves from machine to machine, irrespective of operating system or computer architecture. This mobility is the end go... |
https://en.wikipedia.org/wiki/Static%20cast | In the C++ programming language, static_cast is an operator that performs an explicit type conversion.
Syntax
static_cast<type> (object);
The type parameter must be a data type to which object can be converted via a known method, whether it be a builtin or a cast. The type can be a reference or an enumerator.
All typ... |
https://en.wikipedia.org/wiki/Illegal%20opcode | An illegal opcode, also called an unimplemented operation, unintended opcode or undocumented instruction, is an instruction to a CPU that is not mentioned in any official documentation released by the CPU's designer or manufacturer, which nevertheless has an effect. Illegal opcodes were common on older CPUs designed du... |
https://en.wikipedia.org/wiki/Join%20and%20meet | In mathematics, specifically order theory, the join of a subset of a partially ordered set is the supremum (least upper bound) of denoted and similarly, the meet of is the infimum (greatest lower bound), denoted In general, the join and meet of a subset of a partially ordered set need not exist. Join and meet are... |
https://en.wikipedia.org/wiki/Workcell | A workcell is an arrangement of resources in a manufacturing environment to improve the quality, speed and cost of the process. Workcells are designed to improve these by improving process flow and eliminating waste. They are based on the principles of Lean Manufacturing as described in The Machine That Changed the W... |
https://en.wikipedia.org/wiki/Mass-to-charge%20ratio | The mass-to-charge ratio (m/Q) is a physical quantity relating the mass (quantity of matter) and the electric charge of a given particle, expressed in units of kilograms per coulomb (kg/C). It is most widely used in the electrodynamics of charged particles, e.g. in electron optics and ion optics.
It appears in the sci... |
https://en.wikipedia.org/wiki/Provider-independent%20address%20space | A provider-independent address space (PI) is a block of IP addresses assigned by a regional Internet registry (RIR) directly to an end-user organization. The user must contract with a local Internet registry (LIR) through an Internet service provider to obtain routing of the address block within the Internet.
Provide... |
https://en.wikipedia.org/wiki/The%20Lexicon%20of%20Comicana | The Lexicon of Comicana is a 1980 book by the American cartoonist Mort Walker. It was intended as a tongue-in-cheek look at the devices used by comics cartoonists. In it, Walker invented an international set of symbols called symbolia after researching cartoons around the world (described by the term comicana). In 1964... |
https://en.wikipedia.org/wiki/Comparison%20of%20parser%20generators | This is a list of notable lexer generators and parser generators for various language classes.
Regular languages
Regular languages are a category of languages (sometimes termed Chomsky Type 3) which can be matched by a state machine (more specifically, by a deterministic finite automaton or a nondeterministic finite ... |
https://en.wikipedia.org/wiki/GeneRIF | A GeneRIF or Gene Reference Into Function is a short (255 characters or fewer) statement about the function of a gene. GeneRIFs provide a simple mechanism for allowing scientists to add to the functional annotation of genes described in the Entrez Gene database. In practice, function is constructed quite broadly. For... |
https://en.wikipedia.org/wiki/International%20Aerial%20Robotics%20Competition | The International Aerial Robotics Competition (IARC) began in 1991 on the campus of the Georgia Institute of Technology and is the longest running university-based robotics competition in the world. Since 1991, collegiate teams with the backing of industry and government have fielded autonomous flying robots in an atte... |
https://en.wikipedia.org/wiki/Experience%20modifier | In the insurance industry in the United States, an experience modifier or experience modification is an adjustment of an employer's premium for worker's compensation coverage based on the losses the insurer has experienced from that employer. An experience modifier of 1 would be applied for an employer that had demonst... |
https://en.wikipedia.org/wiki/Knaster%E2%80%93Kuratowski%E2%80%93Mazurkiewicz%20lemma | The Knaster–Kuratowski–Mazurkiewicz lemma is a basic result in mathematical fixed-point theory published in 1929 by Knaster, Kuratowski and Mazurkiewicz.
The KKM lemma can be proved from Sperner's lemma and can be used to prove the Brouwer fixed-point theorem.
Statement
Let be an -dimensional simplex with n vertices... |
https://en.wikipedia.org/wiki/Hong%20Kong%20Mathematics%20Olympiad | Hong Kong Mathematics Olympiad (HKMO, ) is a Mathematics Competition held in Hong Kong every year, jointly organized by The Education University of Hong Kong and Education Bureau. At present, more than 250 secondary schools send teams of 4-6 students of or below Form 5 to enter the competition. It is made up of a Heat ... |
https://en.wikipedia.org/wiki/Mesh%20Computers | PC Peripherals Ltd, trading as MESH Computers, is a private computer company based in London, England. As well as being a manufacturer of personal computers, the company sells peripherals and components through their website.
History
MESH was founded in 1987. During its first 20 years of business, MESH Computers coul... |
https://en.wikipedia.org/wiki/Biogeomorphology | Biogeomorphology and ecogeomorphology are the study of interactions between organisms and the development of landforms, and are thus fields of study within geomorphology and ichnology. Organisms affect geomorphic processes in a variety of ways. For example, trees can reduce landslide potential where their roots penetra... |
https://en.wikipedia.org/wiki/Association%20of%20Environmental%20Professionals | The Association of Environmental Professionals (AEP) is a California-based non-profit organization of interdisciplinary professionals including environmental science, resource management, environmental planning and other professions contributing to this field. AEP is the first organization of its kind in the USA, and ... |
https://en.wikipedia.org/wiki/Terraforming%20in%20popular%20culture | Terraforming is well represented in contemporary literature, usually in the form of science fiction, as well as in popular culture. While many stories involving interstellar travel feature planets already suited to habitation by humans and supporting their own indigenous life, some authors prefer to address the unlike... |
https://en.wikipedia.org/wiki/Microsoft%20Speech%20API | The Speech Application Programming Interface or SAPI is an API developed by Microsoft to allow the use of speech recognition and speech synthesis within Windows applications. To date, a number of versions of the API have been released, which have shipped either as part of a Speech SDK or as part of the Windows OS itsel... |
https://en.wikipedia.org/wiki/Microsoft%20Speech%20Server | The Microsoft Speech Server is a product from Microsoft designed to allow the authoring and deployment of IVR applications incorporating Speech Recognition, Speech Synthesis and DTMF.
The first version of the server was released in 2004 as Microsoft Speech Server 2004 and supported applications developed for U.S. Eng... |
https://en.wikipedia.org/wiki/Frobenius%20theorem%20%28real%20division%20algebras%29 | In mathematics, more specifically in abstract algebra, the Frobenius theorem, proved by Ferdinand Georg Frobenius in 1877, characterizes the finite-dimensional associative division algebras over the real numbers. According to the theorem, every such algebra is isomorphic to one of the following:
(the real numbers)
... |
https://en.wikipedia.org/wiki/Noise%20%28electronics%29 | In electronics, noise is an unwanted disturbance in an electrical signal.
Noise generated by electronic devices varies greatly as it is produced by several different effects.
In particular, noise is inherent in physics and central to thermodynamics. Any conductor with electrical resistance will generate thermal noise... |
https://en.wikipedia.org/wiki/River%20engineering | River engineering is a discipline of civil engineering which studies human intervention in the course, characteristics, or flow of a river with the intention of producing some defined benefit. People have intervened in the natural course and behaviour of rivers since before recorded history—to manage the water resource... |
https://en.wikipedia.org/wiki/List%20of%20online%20music%20databases | Below is a table of online music databases that are largely free of charge. Many of the sites provide a specialized service or focus on a particular music genre. Some of these operate as an online music store or purchase referral service in some capacity. Among the sites that have information on the largest number of... |
https://en.wikipedia.org/wiki/Disturbance%20%28ecology%29 | In ecology, a disturbance is a temporary change in environmental conditions that causes a pronounced change in an ecosystem. Disturbances often act quickly and with great effect, to alter the physical structure or arrangement of biotic and abiotic elements. A disturbance can also occur over a long period of time and ca... |
https://en.wikipedia.org/wiki/Extended%20boot%20record | An extended boot record (EBR), or extended partition boot record (EPBR), is a descriptor for a logical partition under the common DOS disk drive partitioning system. In that system, when one (and only one) partition record entry in the master boot record (MBR) is designated an extended partition, then that partition ca... |
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