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https://en.wikipedia.org/wiki/Patch%20%28computing%29 | A patch is a set of changes to a computer program or its supporting data designed to update, fix, or improve it. This includes fixing security vulnerabilities and other bugs, with such patches usually being called bugfixes or bug fixes. Patches are often written to improve the functionality, usability, or performance ... |
https://en.wikipedia.org/wiki/Low-pressure%20area | In meteorology, a low-pressure area, low area or low is a region where the atmospheric pressure is lower than that of surrounding locations. Low-pressure areas are commonly associated with inclement weather (such as cloudy, windy, with possible rain or storms), while high-pressure areas are associated with lighter wind... |
https://en.wikipedia.org/wiki/Reality%20Check%20%28American%20TV%20series%29 | Reality Check was a 1995 television show starring Ryan Seacrest as Jack Craft, a 19-year-old inventor who gets stuck in his computer mainframe project on June 8, 1995. The two Bonner siblings (Samantha and Nicholas) reactivate the computer on September 17, 1995, attempting to get Jack Craft out of the mainframe, while ... |
https://en.wikipedia.org/wiki/Logistics%20automation | Logistics automation is the application of computer software or automated machinery to improve the efficiency of logistics operations. Typically this refers to operations within a warehouse or distribution center, with broader tasks undertaken by supply chain engineering systems and enterprise resource planning system... |
https://en.wikipedia.org/wiki/Oscillation%20%28mathematics%29 | In mathematics, the oscillation of a function or a sequence is a number that quantifies how much that sequence or function varies between its extreme values as it approaches infinity or a point. As is the case with limits, there are several definitions that put the intuitive concept into a form suitable for a mathemati... |
https://en.wikipedia.org/wiki/Disk%20array | A disk array is a disk storage system which contains multiple disk drives. It is differentiated from a disk enclosure, in that an array has cache memory and advanced functionality, like RAID, deduplication, encryption and virtualization.
Components of a disk array include:
Disk array controllers
Cache in form of b... |
https://en.wikipedia.org/wiki/Disk%20array%20controller | A disk array controller is a device that manages the physical disk drives and presents them to the computer as logical units. It almost always implements hardware RAID, thus it is sometimes referred to as RAID controller. It also often provides additional disk cache.
Disk array controller is often improperly shortened... |
https://en.wikipedia.org/wiki/IEEE%201164 | The IEEE 1164 standard (Multivalue Logic System for VHDL Model Interoperability) is a technical standard published by the IEEE in 1993. It describes the definitions of logic values to be used in electronic design automation, for the VHDL hardware description language. It was sponsored by the Design Automation Standards... |
https://en.wikipedia.org/wiki/Race%20condition | A race condition or race hazard is the condition of an electronics, software, or other system where the system's substantive behavior is dependent on the sequence or timing of other uncontrollable events. It becomes a bug when one or more of the possible behaviors is undesirable.
The term race condition was already in... |
https://en.wikipedia.org/wiki/Phoenix%20%28computer%29 | Phoenix (February 1973 – September 30, 1995) was an IBM mainframe computer at Cambridge University's Computer Laboratory. "Phoenix/MVS" was also the name of the computer's operating system, written in-house by Computer Laboratory members. Its DNS hostname was .
Hardware
The Phoenix system was an IBM 370/165. It was ... |
https://en.wikipedia.org/wiki/Apple%20Developer | Apple Developer (formerly Apple Developer Connection) is Apple Inc.'s website for software development tools, application programming interfaces (APIs), and technical resources. It contains resources to help software developers write software for the macOS, iOS, iPadOS, watchOS, and tvOS platforms.
The applications a... |
https://en.wikipedia.org/wiki/Microcystin | Microcystins—or cyanoginosins—are a class of toxins produced by certain freshwater cyanobacteria, commonly known as blue-green algae. Over 250 different microcystins have been discovered so far, of which microcystin-LR is the most common. Chemically they are cyclic heptapeptides produced through nonribosomal peptide sy... |
https://en.wikipedia.org/wiki/MirOS%20BSD | MirOS BSD (originally called MirBSD) is a free and open source operating system which started as a fork of OpenBSD 3.1 in August 2002. It was intended to maintain the security of OpenBSD with better support for European localisation. Since then it has also incorporated code from other free BSD descendants, including Ne... |
https://en.wikipedia.org/wiki/Inulin | Inulins are a group of naturally occurring polysaccharides produced by many types of plants, industrially most often extracted from chicory. The inulins belong to a class of dietary fibers known as fructans. Inulin is used by some plants as a means of storing energy and is typically found in roots or rhizomes. Most pla... |
https://en.wikipedia.org/wiki/Lichtenberg%20figure | A Lichtenberg figure (German Lichtenberg-Figuren), or Lichtenberg dust figure, is a branching electric discharge that sometimes appears on the surface or in the interior of insulating materials. Lichtenberg figures are often associated with the progressive deterioration of high voltage components and equipment. The st... |
https://en.wikipedia.org/wiki/Noise%20reduction | Noise reduction is the process of removing noise from a signal. Noise reduction techniques exist for audio and images. Noise reduction algorithms may distort the signal to some degree. Noise rejection is the ability of a circuit to isolate an undesired signal component from the desired signal component, as with common-... |
https://en.wikipedia.org/wiki/Synchronous%20Data%20Link%20Control | Synchronous Data Link Control (SDLC) is a computer communications protocol. It is the layer 2 protocol for IBM's Systems Network Architecture (SNA). SDLC supports multipoint links as well as error correction. It also runs under the assumption that an SNA header is present after the SDLC header. SDLC was mainly used b... |
https://en.wikipedia.org/wiki/Thermoelectric%20materials | Thermoelectric materials show the thermoelectric effect in a strong or convenient form.
The thermoelectric effect refers to phenomena by which either a temperature difference creates an electric potential or an electric current creates a temperature difference. These phenomena are known more specifically as the Seebe... |
https://en.wikipedia.org/wiki/Apple%20Display%20Connector | The Apple Display Connector (ADC) is a proprietary modification of the DVI connector that combines analog and digital video signals, USB, and power all in one cable. It was used in later versions of the Apple Studio Display, including the final 17" CRT model, and most versions of the widescreen Apple Cinema Display, af... |
https://en.wikipedia.org/wiki/Cybiko | The Cybiko is a handheld computer introduced in the United States by David Yang's company Cybiko Inc. as a retail test market in New York on April 2000, and rolled out nationwide in May 2000. It is designed for teens, featuring its own two-way radio text messaging system. It has over 430 "official" freeware games and a... |
https://en.wikipedia.org/wiki/Species%20reintroduction | Species reintroduction is the deliberate release of a species into the wild, from captivity or other areas where the organism is capable of survival. The goal of species reintroduction is to establish a healthy, genetically diverse, self-sustaining population to an area where it has been extirpated, or to augment an ex... |
https://en.wikipedia.org/wiki/Helmholtz%27s%20theorems | In fluid mechanics, Helmholtz's theorems, named after Hermann von Helmholtz, describe the three-dimensional motion of fluid in the vicinity of vortex lines. These theorems apply to inviscid flows and flows where the influence of viscous forces are small and can be ignored.
Helmholtz's three theorems are as follows:
He... |
https://en.wikipedia.org/wiki/Gene%20duplication | Gene duplication (or chromosomal duplication or gene amplification) is a major mechanism through which new genetic material is generated during molecular evolution. It can be defined as any duplication of a region of DNA that contains a gene. Gene duplications can arise as products of several types of errors in D... |
https://en.wikipedia.org/wiki/Ens%C5%8D | In Zen, an is a circle hand-drawn in one or two uninhibited brushstrokes to express a moment when the mind is free to let the body create.
Description
The symbolizes absolute enlightenment, strength, elegance, the universe, and (the void). It is characterised by a minimalism born of Japanese aesthetics.
Drawing i... |
https://en.wikipedia.org/wiki/Password%20cracking | In cryptanalysis and computer security, password cracking is the process of recovering passwords from data that has been stored in or transmitted by a computer system in scrambled form. A common approach (brute-force attack) is to repeatedly try guesses for the password and to check them against an available cryptogra... |
https://en.wikipedia.org/wiki/Pancake%20sorting | Pancake sorting is the mathematical problem of sorting a disordered stack of pancakes in order of size when a spatula can be inserted at any point in the stack and used to flip all pancakes above it. A pancake number is the minimum number of flips required for a given number of pancakes. In this form, the problem was ... |
https://en.wikipedia.org/wiki/2520%20%28number%29 | 2520 (two thousand five hundred twenty) is the natural number following 2519 and preceding 2521.
In mathematics
2520 is:
the smallest number divisible by all integers from one to ten, i.e., it is their least common multiple.
half of 7! (5040), meaning 7 factorial, or .
the product of five consecutive numbers, namely .... |
https://en.wikipedia.org/wiki/Von%20Neumann%20architecture | The von Neumann architecture—also known as the von Neumann model or Princeton architecture—is a computer architecture based on a 1945 description by John von Neumann, and by others, in the First Draft of a Report on the EDVAC. The document describes a design architecture for an electronic digital computer with these co... |
https://en.wikipedia.org/wiki/Algebraically%20compact%20module | In mathematics, algebraically compact modules, also called pure-injective modules, are modules that have a certain "nice" property which allows the solution of infinite systems of equations in the module by finitary means. The solutions to these systems allow the extension of certain kinds of module homomorphisms. Th... |
https://en.wikipedia.org/wiki/Low-discrepancy%20sequence | In mathematics, a low-discrepancy sequence is a sequence with the property that for all values of N, its subsequence x1, ..., xN has a low discrepancy.
Roughly speaking, the discrepancy of a sequence is low if the proportion of points in the sequence falling into an arbitrary set B is close to proportional to the meas... |
https://en.wikipedia.org/wiki/Sphere%20eversion | In differential topology, sphere eversion is the process of turning a sphere inside out in a three-dimensional space (the word eversion means "turning inside out"). Remarkably, it is possible to smoothly and continuously turn a sphere inside out in this way (allowing self-intersections of the sphere's surface) without ... |
https://en.wikipedia.org/wiki/Threatened%20species | Threatened species are any species (including animals, plants and fungi) which are vulnerable to extinction in the near future. Species that are threatened are sometimes characterised by the population dynamics measure of critical depensation, a mathematical measure of biomass related to population growth rate. This qu... |
https://en.wikipedia.org/wiki/ChucK | ChucK is a concurrent, strongly timed audio programming language for real-time synthesis, composition, and performance,
which runs on Linux, Mac OS X, Microsoft Windows, and iOS. It is designed to favor readability and flexibility for the programmer over other considerations such as raw performance. It natively support... |
https://en.wikipedia.org/wiki/Serial%20Storage%20Architecture | Serial Storage Architecture (SSA) was a serial transport protocol used to attach disk drives to server computers.
History
SSA was invented by Ian Judd of IBM in 1990. IBM produced a number of successful products based upon this standard before it was overtaken by the more widely adopted Fibre Channel protocol.
SSA w... |
https://en.wikipedia.org/wiki/Mozilla%20Sunbird | Mozilla Sunbird is a discontinued free and open-source, cross-platform calendar application that was developed by the Mozilla Foundation, Sun Microsystems and many volunteers. Mozilla Sunbird was described as "a cross platform standalone calendar application based on Mozilla's XUL user interface language". Announced in... |
https://en.wikipedia.org/wiki/Extracellular%20fluid | In cell biology, extracellular fluid (ECF) denotes all body fluid outside the cells of any multicellular organism. Total body water in healthy adults is about 50–60% (range 45 to 75%) of total body weight; women and the obese typically have a lower percentage than lean men. Extracellular fluid makes up about one-third ... |
https://en.wikipedia.org/wiki/Zooxanthellae | Zooxanthellae is a colloquial term for single-celled dinoflagellates that are able to live in symbiosis with diverse marine invertebrates including demosponges, corals, jellyfish, and nudibranchs. Most known zooxanthellae are in the genus Symbiodinium, but some are known from the genus Amphidinium, and other taxa, as y... |
https://en.wikipedia.org/wiki/Md5sum | is a computer program that calculates and verifies 128-bit MD5 hashes, as described in RFC 1321. The MD5 hash functions as a compact digital fingerprint of a file. As with all such hashing algorithms, there is theoretically an unlimited number of files that will have any given MD5 hash. However, it is very unlikely tha... |
https://en.wikipedia.org/wiki/Stateless%20protocol | A stateless protocol is a communication protocol in which the receiver must not retain session state from previous requests. The sender transfers relevant session state to the receiver in such a way that every request can be understood in isolation, that is without reference to session state from previous requests reta... |
https://en.wikipedia.org/wiki/Princeton%20Sound%20Lab | The Princeton Sound Lab is a research laboratory in the Department of Computer Science at Princeton University, in collaboration with the Department of Music. The Sound Lab conducts research in a variety of areas in computer music, including physical modeling, audio analysis, audio synthesis, programming languages for... |
https://en.wikipedia.org/wiki/Attribute%20grammar | An attribute grammar is a formal way to supplement a formal grammar with semantic information processing. Semantic information is stored in attributes associated with terminal and nonterminal symbols of the grammar. The values of attributes are result of attribute evaluation rules associated with productions of the gra... |
https://en.wikipedia.org/wiki/Deduction%20theorem | In mathematical logic, a deduction theorem is a metatheorem that justifies doing conditional proofs from a hypothesis in systems that do not explicitly axiomatize that hypothesis, i.e. to prove an implication A → B, it is sufficient to assume A as a hypothesis and then proceed to derive B. Deduction theorems exist for ... |
https://en.wikipedia.org/wiki/Traffic%20analysis | Traffic analysis is the process of intercepting and examining messages in order to deduce information from patterns in communication. It can be performed even when the messages are encrypted. In general, the greater the number of messages observed, the greater information be inferred. Traffic analysis can be performed ... |
https://en.wikipedia.org/wiki/Index%20of%20wave%20articles | This is a list of wave topics.
0–9
21 cm line
A
Abbe prism
Absorption spectroscopy
Absorption spectrum
Absorption wavemeter
Acoustic wave
Acoustic wave equation
Acoustics
Acousto-optic effect
Acousto-optic modulator
Acousto-optics
Airy disc
Airy wave theory
Alfvén wave
Alpha waves
Amphidromic point
Amplitude
Amplitud... |
https://en.wikipedia.org/wiki/Infinitesimal%20rotation%20matrix | An infinitesimal rotation matrix or differential rotation matrix is a matrix representing an infinitely small rotation.
While a rotation matrix is an orthogonal matrix representing an element of (the special orthogonal group), the differential of a rotation is a skew-symmetric matrix in the tangent space (the spec... |
https://en.wikipedia.org/wiki/PicoBSD | PicoBSD is a discontinued single-floppy disk version of FreeBSD, one of the BSD operating system descendants. In its different variations, PicoBSD allows one to have secure Dial-up Internet access , a small diskless router, or a dial-in server, all on one standard floppy disc. It runs on a minimum 386SX CPU with of R... |
https://en.wikipedia.org/wiki/Formal%20group%20law | In mathematics, a formal group law is (roughly speaking) a formal power series behaving as if it were the product of a Lie group. They were introduced by . The term formal group sometimes means the same as formal group law, and sometimes means one of several generalizations. Formal groups are intermediate between Lie g... |
https://en.wikipedia.org/wiki/Intel%20i960 | Intel's i960 (or 80960) was a RISC-based microprocessor design that became popular during the early 1990s as an embedded microcontroller. It became a best-selling CPU in that segment, along with the competing AMD 29000. In spite of its success, Intel stopped marketing the i960 in the late 1990s, as a result of a settle... |
https://en.wikipedia.org/wiki/Register%20window | In computer engineering, register windows are a feature which dedicates registers to a subroutine by dynamically aliasing a subset of internal registers to fixed, programmer-visible registers. Register windows are implemented to improve the performance of a processor by reducing the number of stack operations required ... |
https://en.wikipedia.org/wiki/Absorbance | Absorbance is defined as "the logarithm of the ratio of incident to transmitted radiant power through a sample (excluding the effects on cell walls)". Alternatively, for samples which scatter light, absorbance may be defined as "the negative logarithm of one minus absorptance, as measured on a uniform sample". The term... |
https://en.wikipedia.org/wiki/Glanders | Glanders is a contagious zoonotic infectious disease that occurs primarily in horses, mules, and donkeys. It can be contracted by other animals, such as dogs, cats, pigs, goats, and humans. It is caused by infection with the bacterium Burkholderia mallei.
Glanders is endemic in Africa, Asia, the Middle East, and Centr... |
https://en.wikipedia.org/wiki/List%20of%20web%20service%20specifications | There are a variety of specifications associated with web services. These specifications are in varying degrees of maturity and are maintained or supported by various standards bodies and entities. These specifications are the basic web services framework established by first-generation standards represented by WSDL, S... |
https://en.wikipedia.org/wiki/Essence | Essence () is a polysemic term, having various meanings and uses. It is used in philosophy and theology as a designation for the property or set of properties or attributes that make an entity or substance what it fundamentally is, and which it has by necessity, and without which it loses its identity. Essence is contr... |
https://en.wikipedia.org/wiki/Transmittance | In optical physics, transmittance of the surface of a material is its effectiveness in transmitting radiant energy. It is the fraction of incident electromagnetic power that is transmitted through a sample, in contrast to the transmission coefficient, which is the ratio of the transmitted to incident electric field.
I... |
https://en.wikipedia.org/wiki/Nondisjunction | Nondisjunction is the failure of homologous chromosomes or sister chromatids to separate properly during cell division (mitosis/meiosis). There are three forms of nondisjunction: failure of a pair of homologous chromosomes to separate in meiosis I, failure of sister chromatids to separate during meiosis II, and failure... |
https://en.wikipedia.org/wiki/Analyticity%20of%20holomorphic%20functions | In complex analysis, a complex-valued function of a complex variable :
is said to be holomorphic at a point if it is differentiable at every point within some open disk centered at , and
is said to be analytic at if in some open disk centered at it can be expanded as a convergent power series (this implies that ... |
https://en.wikipedia.org/wiki/Homotopy%20principle | In mathematics, the homotopy principle (or h-principle) is a very general way to solve partial differential equations (PDEs), and more generally partial differential relations (PDRs). The h-principle is good for underdetermined PDEs or PDRs, such as the immersion problem, isometric immersion problem, fluid dynamics, a... |
https://en.wikipedia.org/wiki/ISPW | The IRCAM Signal Processing Workstation (ISPW) was a hardware digital audio workstation developed by IRCAM and the Ariel Corporation in the late 1980s. In French, the ISPW is referred to as the SIM (Station d'informatique musicale). Eric Lindemann was the principal designer of the ISPW hardware as well as manager of ... |
https://en.wikipedia.org/wiki/Convergent%20Technologies%20Operating%20System | The Convergent Technologies Operating System, also known variously as CTOS, BTOS and STARSYS, is a discontinued modular, message-passing, multiprocess-based operating system.
Overview
CTOS had many innovative features for its time. System access was controlled with a user password and Volume or disk passwords. If one ... |
https://en.wikipedia.org/wiki/Stale%20pointer%20bug | A stale pointer bug, otherwise known as an aliasing bug, is a class of subtle programming errors that can arise in code that does dynamic memory allocation, especially via the malloc function or equivalent.
If several pointers address (are "aliases for") a given chunk of storage, it may happen that the storage is free... |
https://en.wikipedia.org/wiki/Akamai%20Technologies | Akamai Technologies, Inc. is an American content delivery network (CDN), cybersecurity, and cloud service company, providing web and Internet security services. The company operates a network of servers worldwide and rents the capacity of the servers to customers wanting to increase the efficiency of their websites by ... |
https://en.wikipedia.org/wiki/Wood%20preservation | Wood easily degrades without sufficient preservation. Apart from structural wood preservation measures, there are a number of different chemical preservatives and processes (also known as timber treatment, lumber treatment or pressure treatment) that can extend the life of wood, timber, and their associated products, i... |
https://en.wikipedia.org/wiki/Leased%20line | A leased line is a private telecommunications circuit between two or more locations provided according to a commercial contract. It is sometimes also known as a private circuit, and as a data line in the UK. Typically, leased lines are used by businesses to connect geographically distant offices.
Unlike traditional te... |
https://en.wikipedia.org/wiki/Engineering%20technologist | An engineering technologist is a professional trained in certain aspects of development and implementation of a respective area of technology. An education in engineering technology concentrates more on application and less on theory than does an engineering education. Engineering technologists often assist engineers; ... |
https://en.wikipedia.org/wiki/Zeroisation | In cryptography, zeroisation (also spelled zeroization) is the practice of erasing sensitive parameters (electronically stored data, cryptographic keys, and critical security parameters) from a cryptographic module to prevent their disclosure if the equipment is captured. This is generally accomplished by altering or d... |
https://en.wikipedia.org/wiki/Tuned%20radio%20frequency%20receiver | A tuned radio frequency receiver (or TRF receiver) is a type of radio receiver that is composed of one or more tuned radio frequency (RF) amplifier stages followed by a detector (demodulator) circuit to extract the audio signal and usually an audio frequency amplifier. This type of receiver was popular in the 1920s. Ea... |
https://en.wikipedia.org/wiki/555%20timer%20IC | The 555 timer IC is an integrated circuit (chip) used in a variety of timer, delay, pulse generation, and oscillator applications. Derivatives provide two (556) or four (558) timing circuits in one package. The design was first marketed in 1972 by Signetics and used bipolar junction transistors. Since then, numerous co... |
https://en.wikipedia.org/wiki/Secure%20attention%20key | A secure attention key (SAK) or secure attention sequence (SAS) is a special key or key combination to be pressed on a computer keyboard before a login screen which must, to the user, be completely trustworthy. The operating system kernel, which interacts directly with the hardware, is able to detect whether the secur... |
https://en.wikipedia.org/wiki/DLX | The DLX (pronounced "Deluxe") is a RISC processor architecture designed by John L. Hennessy and David A. Patterson, the principal designers of the Stanford MIPS and the Berkeley RISC designs (respectively), the two benchmark examples of RISC design (named after the Berkeley design).
The DLX is essentially a cleaned up... |
https://en.wikipedia.org/wiki/Glass%20cockpit | A glass cockpit is an aircraft cockpit that features electronic (digital) flight instrument displays, typically large LCD screens, rather than the traditional style of analog dials and gauges. While a traditional cockpit relies on numerous mechanical gauges (nicknamed "steam gauges") to display information, a glass coc... |
https://en.wikipedia.org/wiki/Tetration | In mathematics, tetration (or hyper-4) is an operation based on iterated, or repeated, exponentiation. There is no standard notation for tetration, though and the left-exponent xb are common.
Under the definition as repeated exponentiation, means , where copies of are iterated via exponentiation, right-to-left, i.... |
https://en.wikipedia.org/wiki/Polylogarithm | In mathematics, the polylogarithm (also known as Jonquière's function, for Alfred Jonquière) is a special function of order and argument . Only for special values of does the polylogarithm reduce to an elementary function such as the natural logarithm or a rational function. In quantum statistics, the polylogarithm ... |
https://en.wikipedia.org/wiki/Nikolay%20Yakovlevich%20Sonin | Nikolay Yakovlevich Sonin (Russian: Никола́й Я́ковлевич Со́нин, February 22, 1849 – February 27, 1915) was a Russian mathematician.
Biography
He was born in Tula and attended Lomonosov University, studying mathematics and physics there from 1865 to 1869. His advisor was Nikolai Bugaev. He obtained a master's degree... |
https://en.wikipedia.org/wiki/Durability | Durability is the ability of a physical product to remain functional, without requiring excessive maintenance or repair, when faced with the challenges of normal operation over its design lifetime. There are several measures of durability in use, including years of life, hours of use, and number of operational cycles. ... |
https://en.wikipedia.org/wiki/Scavenger | Scavengers are animals that consume dead organisms that have died from causes other than predation or have been killed by other predators. While scavenging generally refers to carnivores feeding on carrion, it is also a herbivorous feeding behavior. Scavengers play an important role in the ecosystem by consuming dead a... |
https://en.wikipedia.org/wiki/Bingham%20plastic | In materials science, a Bingham plastic is a viscoplastic material that behaves as a rigid body at low stresses but flows as a viscous fluid at high stress. It is named after Eugene C. Bingham who proposed its mathematical form.
It is used as a common mathematical model of mud flow in drilling engineering, and in the ... |
https://en.wikipedia.org/wiki/Frequency%20mixer | In electronics, a mixer, or frequency mixer, is an electrical circuit that creates new frequencies from two signals applied to it. In its most common application, two signals are applied to a mixer, and it produces new signals at the sum and difference of the original frequencies. Other frequency components may also b... |
https://en.wikipedia.org/wiki/Bypass%20ratio | The bypass ratio (BPR) of a turbofan engine is the ratio between the mass flow rate of the bypass stream to the mass flow rate entering the core. A 10:1 bypass ratio, for example, means that 10 kg of air passes through the bypass duct for every 1 kg of air passing through the core.
Turbofan engines are usually describ... |
https://en.wikipedia.org/wiki/DirectPlay | DirectPlay is part of Microsoft's DirectX API. It is a network communication library intended for computer game development, although it can be used for other purposes.
DirectPlay is a high-level software interface between applications and communication services that allows games to be connected over the Internet, a m... |
https://en.wikipedia.org/wiki/Closure%20operator | In mathematics, a closure operator on a set S is a function from the power set of S to itself that satisfies the following conditions for all sets
{| border="0"
|-
|
| (cl is extensive),
|-
|
| (cl is increasing),
|-
|
| (cl is idempotent).
|}
Closure operators are determined by their closed sets, i.e., by the se... |
https://en.wikipedia.org/wiki/GNU%20Multiple%20Precision%20Arithmetic%20Library | GNU Multiple Precision Arithmetic Library (GMP) is a free library for arbitrary-precision arithmetic, operating on signed integers, rational numbers, and floating-point numbers. There are no practical limits to the precision except the ones implied by the available memory (operands may be of up to 232−1 bits on 32-bit ... |
https://en.wikipedia.org/wiki/Key%20distribution%20center | In cryptography, a key distribution center (KDC) is part of a cryptosystem intended to reduce the risks inherent in exchanging keys. KDCs often operate in systems within which some users may have permission to use certain services at some times and not at others.
Security overview
For instance, an administrator may ha... |
https://en.wikipedia.org/wiki/Bleep%20censor | A bleep censor is the replacement of offensive language or classified information with a beep sound (usually a ), used in television and radio.
History
Bleeping has been used for many years as a means of censoring TV and radio programs to remove content not deemed suitable for "family", "daytime", "broadcasting", or ... |
https://en.wikipedia.org/wiki/L0phtCrack | L0phtCrack is a password auditing and recovery application originally produced by Mudge from L0pht Heavy Industries. It is used to test password strength and sometimes to recover lost Microsoft Windows passwords, by using dictionary, brute-force, hybrid attacks, and rainbow tables.
The initial version was released in... |
https://en.wikipedia.org/wiki/LINPACK | LINPACK is a software library for performing numerical linear algebra on digital computers.
It was written in Fortran by Jack Dongarra, Jim Bunch, Cleve Moler, and Gilbert Stewart, and was intended for use on supercomputers in the 1970s and early 1980s. It has been largely superseded by LAPACK, which runs more efficie... |
https://en.wikipedia.org/wiki/Zeal%20%28web%29 | Zeal was a volunteer-built web directory launched by Brian Goler and Kevin Berk in 1999, and then acquired by LookSmart in October 2000 for $20 million. Zeal combined the work of Looksmart's paid editors with that of volunteers who profiled websites and placed them in a hierarchy of subcategories. The resulting catego... |
https://en.wikipedia.org/wiki/Fibonacci%20polynomials | In mathematics, the Fibonacci polynomials are a polynomial sequence which can be considered as a generalization of the Fibonacci numbers. The polynomials generated in a similar way from the Lucas numbers are called Lucas polynomials.
Definition
These Fibonacci polynomials are defined by a recurrence relation:
The Luc... |
https://en.wikipedia.org/wiki/Loader%20%28computing%29 | In computer systems a loader is the part of an operating system that is responsible for loading programs and libraries. It is one of the essential stages in the process of starting a program, as it places programs into memory and prepares them for execution. Loading a program involves either memory-mapping or copying t... |
https://en.wikipedia.org/wiki/Loader%20%28equipment%29 | A loader is a heavy equipment machine used in construction to move or load materials such as soil, rock, sand, demolition debris, etc. into or onto another type of machinery (such as a dump truck, conveyor belt, feed-hopper, or railroad car).
There are many types of loader, which, depending on design and application, ... |
https://en.wikipedia.org/wiki/Audio%20analysis | Audio analysis refers to the extraction of information and meaning from audio signals for analysis, classification, storage, retrieval, synthesis, etc. The observation mediums and interpretation methods vary, as audio analysis can refer to the human ear and how people interpret the audible sound source, or it could ref... |
https://en.wikipedia.org/wiki/Vito%20Volterra | Vito Volterra (, ; 3 May 1860 – 11 October 1940) was an Italian mathematician and physicist, known for his contributions to mathematical biology and integral equations, being one of the founders of functional analysis.
Biography
Born in Ancona, then part of the Papal States, into a very poor Jewish family: his father... |
https://en.wikipedia.org/wiki/Swisscom | Swisscom AG is a major telecommunications provider in Switzerland. Its headquarters are located in Worblaufen near Bern. The Swiss government owns 51 percent of Swisscom AG. According to its own published data, Swisscom holds a market share of 56% for mobile, 50% for broadband and 37% for TV telecommunication in Switze... |
https://en.wikipedia.org/wiki/Broadcast%20address | A broadcast address is a network address used to transmit to all devices connected to a multiple-access communications network. A message sent to a broadcast address may be received by all network-attached hosts.
In contrast, a multicast address is used to address a specific group of devices, and a unicast address is ... |
https://en.wikipedia.org/wiki/Tukwila%20%28processor%29 | The Itanium 9300 series, code-named Tukwila, is the generation of Intel's Itanium processor family following Itanium 2 and Montecito. It was released on 8 February 2010. It utilizes both multiple processor cores (multi-core) and SMT techniques. The engineers said to be working on this project were from the DEC Alpha pr... |
https://en.wikipedia.org/wiki/Montecito%20%28processor%29 | Montecito is the code-name of a major release of Intel's Itanium 2 Processor Family (IPF), which implements the Intel Itanium architecture on a dual-core processor. It was officially launched by Intel on July 18, 2006 as the "Dual-Core Intel Itanium 2 processor". According to Intel, Montecito doubles performance versu... |
https://en.wikipedia.org/wiki/University%20of%20Michigan%20Executive%20System | The University of Michigan Executive System, or UMES, a batch operating system developed at the University of Michigan in 1958, was widely used at many universities. Based on the General Motors Executive System for the IBM 701, UMES was revised to work on the mainframe computers in use at the University of Michigan dur... |
https://en.wikipedia.org/wiki/Hairy%20ball%20theorem | The hairy ball theorem of algebraic topology (sometimes called the hedgehog theorem in Europe) states that there is no nonvanishing continuous tangent vector field on even-dimensional n-spheres. For the ordinary sphere, or 2‑sphere, if f is a continuous function that assigns a vector in R3 to every point p on a sphere ... |
https://en.wikipedia.org/wiki/Keith%20number | In recreational mathematics, a Keith number or repfigit number (short for repetitive Fibonacci-like digit) is a natural number in a given number base with digits such that when a sequence is created such that the first terms are the digits of and each subsequent term is the sum of the previous terms, is part of... |
https://en.wikipedia.org/wiki/Householder%20transformation | In linear algebra, a Householder transformation (also known as a Householder reflection or elementary reflector) is a linear transformation that describes a reflection about a plane or hyperplane containing the origin. The Householder transformation was used in a 1958 paper by Alston Scott Householder.
Its analogue ov... |
https://en.wikipedia.org/wiki/Advanced%20Boolean%20Expression%20Language | The Advanced Boolean Expression Language (ABEL) is an obsolete hardware description language (HDL) and an associated set of design tools for programming programmable logic devices (PLDs). It was created in 1983 by Data I/O Corporation, in Redmond, Washington.
ABEL includes both concurrent equation and truth table logi... |
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