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https://en.wikipedia.org/wiki/Posting%20style
When a message is replied to in e-mail, Internet forums, or Usenet, the original can often be included, or "quoted", in a variety of different posting styles. The main options are interleaved posting (also called inline replying, in which the different parts of the reply follow the relevant parts of the original post)...
https://en.wikipedia.org/wiki/Dividing%20a%20circle%20into%20areas
In geometry, the problem of dividing a circle into areas by means of an inscribed polygon with n sides in such a way as to maximise the number of areas created by the edges and diagonals, sometimes called Moser's circle problem, has a solution by an inductive method. The greatest possible number of regions, , giving th...
https://en.wikipedia.org/wiki/Weak%20consistency
The name weak consistency can be used in two senses. In the first sense, strict and more popular, weak consistency is one of the consistency models used in the domain of concurrent programming (e.g. in distributed shared memory, distributed transactions etc.). A protocol is said to support weak consistency if: All ac...
https://en.wikipedia.org/wiki/Memory%20coherence
Memory coherence is an issue that affects the design of computer systems in which two or more processors or cores share a common area of memory. In a uniprocessor system (where there exists only one core), there is only one processing element doing all the work and therefore only one processing element that can read o...
https://en.wikipedia.org/wiki/Distributed%20shared%20memory
In computer science, distributed shared memory (DSM) is a form of memory architecture where physically separated memories can be addressed as a single shared address space. The term "shared" does not mean that there is a single centralized memory, but that the address space is shared—i.e., the same physical address on ...
https://en.wikipedia.org/wiki/Acclimatization
Acclimatization or acclimatisation (also called acclimation or acclimatation) is the process in which an individual organism adjusts to a change in its environment (such as a change in altitude, temperature, humidity, photoperiod, or pH), allowing it to maintain fitness across a range of environmental conditions. Accli...
https://en.wikipedia.org/wiki/Neil%20Sloane
Neil James Alexander Sloane FLSW (born October 10, 1939) is a British-American mathematician. His major contributions are in the fields of combinatorics, error-correcting codes, and sphere packing. Sloane is best known for being the creator and maintainer of the On-Line Encyclopedia of Integer Sequences (OEIS). Biogr...
https://en.wikipedia.org/wiki/Phenol%20formaldehyde%20resin
Phenol formaldehyde resins (PF) (phenolic resins or phenoplasts) are synthetic polymers obtained by the reaction of phenol or substituted phenol with formaldehyde. Used as the basis for Bakelite, PFs were the first commercial synthetic resins (plastics). They have been widely used for the production of molded products ...
https://en.wikipedia.org/wiki/GlassBridge%20Enterprises
GlassBridge Enterprises, Inc., formerly Imation Corporation, is an American holding company. Through its subsidiary, Glassbridge focuses primarily on investment and asset management. Prior to the name change, Glassbridge had three core elements: traditional storage (magnetic tape and optical products), secure and scala...
https://en.wikipedia.org/wiki/Schedule%20%28project%20management%29
In project management, a schedule is a listing of a project's milestones, activities, and deliverables. Usually dependencies and resources are defined for each task, then start and finish dates are estimated from the resource allocation, budget, task duration, and scheduled events. A schedule is commonly used in the...
https://en.wikipedia.org/wiki/Ecological%20crisis
An ecological or environmental crises occurs when changes to the environment of a species or population destabilizes its continued survival. Some of the important causes include: Degradation of an abiotic ecological factor (for example, increase of temperature, less significant rainfalls) Increased pressures from pr...
https://en.wikipedia.org/wiki/Gr%C3%BCnwald%E2%80%93Letnikov%20derivative
In mathematics, the Grünwald–Letnikov derivative is a basic extension of the derivative in fractional calculus that allows one to take the derivative a non-integer number of times. It was introduced by Anton Karl Grünwald (1838–1920) from Prague, in 1867, and by Aleksey Vasilievich Letnikov (1837–1888) in Moscow in 186...
https://en.wikipedia.org/wiki/E-gold
e-gold was a digital gold currency operated by Gold & Silver Reserve Inc. (G&SR) that allowed users to make payments, which it called "spends", in grams of gold, silver, and other precious metals. e-gold was launched in 1996 and grew to five million accounts by 2009, when transfers were suspended due to legal issues. A...
https://en.wikipedia.org/wiki/Vivisection
Vivisection () is surgery conducted for experimental purposes on a living organism, typically animals with a central nervous system, to view living internal structure. The word is, more broadly, used as a pejorative catch-all term for experimentation on live animals but the term is rarely used by practising scientists....
https://en.wikipedia.org/wiki/GeForce%203%20series
The GeForce 3 series (NV20) is the third generation of Nvidia's GeForce graphics processing units (GPUs). Introduced in February 2001, it advanced the GeForce architecture by adding programmable pixel and vertex shaders, multisample anti-aliasing and improved the overall efficiency of the rendering process. The GeForc...
https://en.wikipedia.org/wiki/Nmap
Nmap (Network Mapper) is a network scanner created by Gordon Lyon (also known by his pseudonym Fyodor Vaskovich). Nmap is used to discover hosts and services on a computer network by sending packets and analyzing the responses. Nmap provides a number of features for probing computer networks, including host discovery ...
https://en.wikipedia.org/wiki/Platform-specific%20model
A platform-specific model is a model of a software or business system that is linked to a specific technological platform (e.g. a specific programming language, operating system, document file format or database). Platform-specific models are indispensable for the actual implementation of a system. For example, a need...
https://en.wikipedia.org/wiki/Model-driven%20architecture
Model Driven Architecture (MDA) is a software design approach for the development of software systems. It provides a set of guidelines for the structuring of specifications, which are expressed as models. Model Driven Architecture is a kind of domain engineering, and supports model-driven engineering of software system...
https://en.wikipedia.org/wiki/Plessey%20System%20250
Plessey System 250, also known as PP250, was the first operational computer to implement capability-based addressing, to check and balance the computation as a pure Church–Turing machine. Plessey built the systems for a British Army message routing project. Description A Church–Turing machine is a digital computer th...
https://en.wikipedia.org/wiki/Cross-ratio
In geometry, the cross-ratio, also called the double ratio and anharmonic ratio, is a number associated with a list of four collinear points, particularly points on a projective line. Given four points , , , on a line, their cross ratio is defined as where an orientation of the line determines the sign of each dis...
https://en.wikipedia.org/wiki/Prime%20Time%20Entertainment%20Network
The Prime Time Entertainment Network (PTEN) was an American television network that was operated by the Prime Time Consortium, a joint venture between the Warner Bros. Domestic Television subsidiary of Time Warner and Chris-Craft Industries. First launched on January 20, 1993, and operating until 1997, the network main...
https://en.wikipedia.org/wiki/Plessey
The Plessey Company plc was a British electronics, defence and telecommunications company. It originated in 1917, growing and diversifying into electronics. It expanded after World War II by acquisition of companies and formed overseas companies. It was listed on the London Stock Exchange and was a constituent of the ...
https://en.wikipedia.org/wiki/GeForce%204%20series
The GeForce 4 series (codenames below) refers to the fourth generation of GeForce-branded graphics processing units (GPUs) manufactured by Nvidia. There are two different GeForce4 families, the high-performance Ti family, and the budget MX family. The MX family spawned a mostly identical GeForce4 Go (NV17M) family for ...
https://en.wikipedia.org/wiki/Multistage%20rocket
A multistage rocket or step rocket is a launch vehicle that uses two or more rocket stages, each of which contains its own engines and propellant. A tandem or serial stage is mounted on top of another stage; a parallel stage is attached alongside another stage. The result is effectively two or more rockets stacked on t...
https://en.wikipedia.org/wiki/Closed%20system
A closed system is a natural physical system that does not allow transfer of matter in or out of the system, althoughin the contexts of physics, chemistry, engineering, etc.the transfer of energy (e.g. as work or heat) is allowed. Physics In classical mechanics In nonrelativistic classical mechanics, a closed system ...
https://en.wikipedia.org/wiki/Thyratron
A thyratron is a type of gas-filled tube used as a high-power electrical switch and controlled rectifier. Thyratrons can handle much greater currents than similar hard-vacuum tubes. Electron multiplication occurs when the gas becomes ionized, producing a phenomenon known as Townsend discharge. Gases used include merc...
https://en.wikipedia.org/wiki/Omega%20%28video%20game%29
Omega is a video game developed and published by Origin Systems in 1989. It was directed by Stuart B. Marks. The player assumes the role of a cyber-tank designer and programmer, with the objective of creating tanks to defeat increasingly difficult opponents. The game emphasizes programming the tank, using a built-in t...
https://en.wikipedia.org/wiki/ISO/IEC%205218
ISO/IEC 5218 Information technology — Codes for the representation of human sexes is an international standard that defines a representation of human sexes through a language-neutral single-digit code. It can be used in information systems such as database applications. The four codes specified in ISO/IEC 5218 are: 0...
https://en.wikipedia.org/wiki/List%20of%20equations
This is a list of equations, by Wikipedia page under appropriate bands of their field. Eponymous equations The following equations are named after researchers who discovered them. Mathematics Cauchy–Riemann equations Chapman–Kolmogorov equation Maurer–Cartan equation Pell's equation Poisson's equation Riccati...
https://en.wikipedia.org/wiki/Interface%20bloat
In software design, interface bloat (also called fat interfaces by Bjarne Stroustrup and Refused Bequests by Martin Fowler) is when an interface incorporates too many operations on some data into an interface, only to find that most of the objects cannot perform the given operations. Interface bloat is an example of a...
https://en.wikipedia.org/wiki/Metalanguage
In logic and linguistics, a metalanguage is a language used to describe another language, often called the object language. Expressions in a metalanguage are often distinguished from those in the object language by the use of italics, quotation marks, or writing on a separate line. The structure of sentences and phrase...
https://en.wikipedia.org/wiki/Petkau%20effect
The Petkau effect is an early counterexample to linear-effect assumptions usually made about radiation exposure. It was found by Dr. Abram Petkau at the Atomic Energy of Canada Whiteshell Nuclear Research Establishment, Manitoba and published in Health Physics March 1972. The Petkau effect was coined by Swiss nuclear h...
https://en.wikipedia.org/wiki/Point%20at%20infinity
In geometry, a point at infinity or ideal point is an idealized limiting point at the "end" of each line. In the case of an affine plane (including the Euclidean plane), there is one ideal point for each pencil of parallel lines of the plane. Adjoining these points produces a projective plane, in which no point can be...
https://en.wikipedia.org/wiki/Line%20at%20infinity
In geometry and topology, the line at infinity is a projective line that is added to the real (affine) plane in order to give closure to, and remove the exceptional cases from, the incidence properties of the resulting projective plane. The line at infinity is also called the ideal line. Geometric formulation In proj...
https://en.wikipedia.org/wiki/Plane%20at%20infinity
In projective geometry, a plane at infinity is the hyperplane at infinity of a three dimensional projective space or to any plane contained in the hyperplane at infinity of any projective space of higher dimension. This article will be concerned solely with the three-dimensional case. Definition There are two approach...
https://en.wikipedia.org/wiki/Eve%20Online
Eve Online (stylised EVE Online) is a space-based, persistent world massively multiplayer online role-playing game (MMORPG) developed and published by CCP Games. Players of Eve Online can participate in a number of in-game professions and activities, including mining, piracy, manufacturing, trading, exploration, and co...
https://en.wikipedia.org/wiki/61%20%28number%29
61 (sixty-one) is the natural number following 60 and preceding 62. In mathematics 61 is the 18th prime number, and a twin prime with 59. It is the sum of two consecutive squares, It is also a centered decagonal number, a centered hexagonal number, and a centered square number. 61 is the fourth cuban prime of the fo...
https://en.wikipedia.org/wiki/62%20%28number%29
62 (sixty-two) is the natural number following 61 and preceding 63. In mathematics 62 is: the eighteenth discrete semiprime () and tenth of the form (2.q), where q is a higher prime. with an aliquot sum of 34; itself a semiprime, within an aliquot sequence of seven composite numbers (62,34,20,22,14,10,8,7,1,0) t...
https://en.wikipedia.org/wiki/63%20%28number%29
63 (sixty-three) is the natural number following 62 and preceding 64. Mathematics 63 is the sum of the first six powers of 2 (20 + 21 + ... 25). It is the eighth highly cototient number, and the fourth centered octahedral number; after 7 and 25. For five unlabeled elements, there are 63 posets. Sixty-three is the se...
https://en.wikipedia.org/wiki/64%20%28number%29
64 (sixty-four) is the natural number following 63 and preceding 65. In mathematics Sixty-four is the square of 8, the cube of 4, and the sixth-power of 2. It is the smallest number with exactly seven divisors. 64 is the first non-unitary sixth-power prime of the form p6 where p is a prime number. The aliquot sum of ...
https://en.wikipedia.org/wiki/65%20%28number%29
65 (sixty-five) is the natural number following 64 and preceding 66. In mathematics 65 is the nineteenth distinct semiprime, (5.13); and the third of the form (5.q), where q is a higher prime. 65 has a prime aliquot sum of 19 within an aliquot sequence of one composite numbers (65,19,1,0) to the prime; as the fir...
https://en.wikipedia.org/wiki/66%20%28number%29
66 (sixty-six) is the natural number following 65 and preceding 67. Usages of this number include: In mathematics 66 is: a sphenic number. a triangular number. a hexagonal number. a semi-meandric number. a semiperfect number, being a multiple of a perfect number. an Erdős–Woods number, since it is possible to find s...
https://en.wikipedia.org/wiki/67%20%28number%29
67 (sixty-seven) is the natural number following 66 and preceding 68. It is an odd number. In mathematics 67 is: the 19th prime number (the next is 71). a Chen prime. an irregular prime. a lucky prime. the sum of five consecutive primes (7 + 11 + 13 + 17 + 19). a Heegner number. a Pillai prime since 18! + 1 is divis...
https://en.wikipedia.org/wiki/68%20%28number%29
68 (sixty-eight) is the natural number following 67 and preceding 69. It is an even number. In mathematics 68 is a composite number; a square-prime, of the form (p2, q) where q is a higher prime. It is the eighth of this form and the sixth of the form (22.q). 68 is a Perrin number. It has an aliquot sum of 58 withi...
https://en.wikipedia.org/wiki/Radeon
Radeon () is a brand of computer products, including graphics processing units, random-access memory, RAM disk software, and solid-state drives, produced by Radeon Technologies Group, a division of AMD. The brand was launched in 2000 by ATI Technologies, which was acquired by AMD in 2006 for US$5.4 billion. Radeon Gra...
https://en.wikipedia.org/wiki/Genetic%20diversity
Genetic diversity is the total number of genetic characteristics in the genetic makeup of a species, it ranges widely from the number of species to differences within species and can be attributed to the span of survival for a species. It is distinguished from genetic variability, which describes the tendency of geneti...
https://en.wikipedia.org/wiki/Algebraic%20equation
In mathematics, an algebraic equation or polynomial equation is an equation of the form , where P is a polynomial with coefficients in some field, often the field of the rational numbers. For example, is an algebraic equation with integer coefficients and is a multivariate polynomial equation over the rationals. For...
https://en.wikipedia.org/wiki/List%20of%20mathematics-based%20methods
This is a list of mathematics-based methods. Adams' method (differential equations) Akra–Bazzi method (asymptotic analysis) Bisection method (root finding) Brent's method (root finding) Condorcet method (voting systems) Coombs' method (voting systems) Copeland's method (voting systems) Crank–Nicolson method (numerical...
https://en.wikipedia.org/wiki/Circular%20segment
In geometry, a circular segment (symbol: ⌓), also known as a disk segment, is a region of a disk which is "cut off" from the rest of the disk by a secant or a chord. More formally, a circular segment is a region of two-dimensional space that is bounded by a circular arc (of less than π radians by convention) and by the...
https://en.wikipedia.org/wiki/Brauer%20group
In mathematics, the Brauer group of a field K is an abelian group whose elements are Morita equivalence classes of central simple algebras over K, with addition given by the tensor product of algebras. It was defined by the algebraist Richard Brauer. The Brauer group arose out of attempts to classify division algebras...
https://en.wikipedia.org/wiki/Central%20simple%20algebra
In ring theory and related areas of mathematics a central simple algebra (CSA) over a field K is a finite-dimensional associative K-algebra A which is simple, and for which the center is exactly K. (Note that not every simple algebra is a central simple algebra over its center: for instance, if K is a field of characte...
https://en.wikipedia.org/wiki/Normal%20function
In axiomatic set theory, a function f : Ord → Ord is called normal (or a normal function) if and only if it is continuous (with respect to the order topology) and strictly monotonically increasing. This is equivalent to the following two conditions: For every limit ordinal γ (i.e. γ is neither zero nor a successor), ...
https://en.wikipedia.org/wiki/Fixed-point%20lemma%20for%20normal%20functions
The fixed-point lemma for normal functions is a basic result in axiomatic set theory stating that any normal function has arbitrarily large fixed points (Levy 1979: p. 117). It was first proved by Oswald Veblen in 1908. Background and formal statement A normal function is a class function from the class Ord of ordin...
https://en.wikipedia.org/wiki/Finitary
In mathematics and logic, an operation is finitary if it has finite arity, i.e. if it has a finite number of input values. Similarly, an infinitary operation is one with an infinite number of input values. In standard mathematics, an operation is finitary by definition. Therefore these terms are usually only used in...
https://en.wikipedia.org/wiki/Well-formed%20formula
In mathematical logic, propositional logic and predicate logic, a well-formed formula, abbreviated WFF or wff, often simply formula, is a finite sequence of symbols from a given alphabet that is part of a formal language. A formal language can be identified with the set of formulas in the language. A formula is a synt...
https://en.wikipedia.org/wiki/Logical%20block%20addressing
Logical block addressing (LBA) is a common scheme used for specifying the location of blocks of data stored on computer storage devices, generally secondary storage systems such as hard disk drives. LBA is a particularly simple linear addressing scheme; blocks are located by an integer index, with the first block bein...
https://en.wikipedia.org/wiki/New%20Math
New Mathematics or New Math was a dramatic but temporary change in the way mathematics was taught in American grade schools, and to a lesser extent in European countries and elsewhere, during the 1950s1970s. Overview In 1957, the U.S. National Science Foundation funded the development of several new curricula in the...
https://en.wikipedia.org/wiki/Multiply%E2%80%93accumulate%20operation
In computing, especially digital signal processing, the multiply–accumulate (MAC) or multiply-add (MAD) operation is a common step that computes the product of two numbers and adds that product to an accumulator. The hardware unit that performs the operation is known as a multiplier–accumulator (MAC unit); the operati...
https://en.wikipedia.org/wiki/IEEE%20754
The IEEE Standard for Floating-Point Arithmetic (IEEE 754) is a technical standard for floating-point arithmetic established in 1985 by the Institute of Electrical and Electronics Engineers (IEEE). The standard addressed many problems found in the diverse floating-point implementations that made them difficult to use ...
https://en.wikipedia.org/wiki/Simutrans
Simutrans is a cross-platform simulation game in which the player strives to run a successful transport system by constructing and managing transportation systems for passengers, mail and goods by land (rail, road, tram, monorail, maglev), air (airplanes) and water (ship) between places. Like OpenTTD, Simutrans is an o...
https://en.wikipedia.org/wiki/Almost%20periodic%20function
In mathematics, an almost periodic function is, loosely speaking, a function of a real number that is periodic to within any desired level of accuracy, given suitably long, well-distributed "almost-periods". The concept was first studied by Harald Bohr and later generalized by Vyacheslav Stepanov, Hermann Weyl and Abra...
https://en.wikipedia.org/wiki/Solomonoff%27s%20theory%20of%20inductive%20inference
Solomonoff's theory of inductive inference is a mathematical theory of induction introduced by Ray Solomonoff, based on probability theory and theoretical computer science. In essence, Solomonoff's induction derives the posterior probability of any computable theory, given a sequence of observed data. This posterior pr...
https://en.wikipedia.org/wiki/EarthStation%205
Earth Station 5 (ES5) was a peer-to-peer network active between 2003 and 2005, operated by a company of the same name. The user client application also shared this name. Earth Station 5 was notable for its strong, if overstated, emphasis on user anonymity, and for its bold advocacy of piracy and copyright infringement....
https://en.wikipedia.org/wiki/Exact%20differential
In multivariate calculus, a differential or differential form is said to be exact or perfect (exact differential), as contrasted with an inexact differential, if it is equal to the general differential for some differentiable function  in an orthogonal coordinate system (hence is a multivariable function whose variab...
https://en.wikipedia.org/wiki/Analog%20signal%20processing
Analog signal processing is a type of signal processing conducted on continuous analog signals by some analog means (as opposed to the discrete digital signal processing where the signal processing is carried out by a digital process). "Analog" indicates something that is mathematically represented as a set of continuo...
https://en.wikipedia.org/wiki/Mobile%20data%20terminal
A mobile data terminal (MDT) or mobile digital computer (MDC) is a computerized device used in emergency services, public transport, taxicabs, package delivery, roadside assistance, and logistics, among other fields, to communicate with a central dispatcher. They are also used to display mapping and information relevan...
https://en.wikipedia.org/wiki/Cockade
A cockade is a knot of ribbons, or other circular- or oval-shaped symbol of distinctive colours which is usually worn on a hat or cap. The word cockade derives from the French cocarde, from Old French coquarde, feminine of coquard (vain, arrogant), from coc (cock), of imitative origin. The earliest documented use was ...
https://en.wikipedia.org/wiki/GameLine
GameLine was a dialup game distribution service for the Atari 2600, developed and operated by Control Video Corporation (CVC, now AOL). Subscribers could install the proprietary modem and storage cartridge in their home game console, accessing the GameLine service to download games over a telephone line. GameLine had a...
https://en.wikipedia.org/wiki/Reye%20syndrome
Reye syndrome is a rapidly worsening brain disease. Symptoms of Reye syndrome may include vomiting, personality changes, confusion, seizures, and loss of consciousness. While liver toxicity typically occurs in the syndrome, jaundice usually does not. Death occurs in 20–40% of those affected with Reye syndrome, and abou...
https://en.wikipedia.org/wiki/Time%20series
In mathematics, a time series is a series of data points indexed (or listed or graphed) in time order. Most commonly, a time series is a sequence taken at successive equally spaced points in time. Thus it is a sequence of discrete-time data. Examples of time series are heights of ocean tides, counts of sunspots, and t...
https://en.wikipedia.org/wiki/Airy%20function
In the physical sciences, the Airy function (or Airy function of the first kind) is a special function named after the British astronomer George Biddell Airy (1801–1892). The function and the related function , are linearly independent solutions to the differential equation known as the Airy equation or the Stokes e...
https://en.wikipedia.org/wiki/Dawson%20function
In mathematics, the Dawson function or Dawson integral (named after H. G. Dawson) is the one-sided Fourier–Laplace sine transform of the Gaussian function. Definition The Dawson function is defined as either: also denoted as or or alternatively The Dawson function is the one-sided Fourier–Laplace sine transform ...
https://en.wikipedia.org/wiki/Debye%20function
In mathematics, the family of Debye functions is defined by The functions are named in honor of Peter Debye, who came across this function (with n = 3) in 1912 when he analytically computed the heat capacity of what is now called the Debye model. Mathematical properties Relation to other functions The Debye functi...
https://en.wikipedia.org/wiki/Legendre%20form
In mathematics, the Legendre forms of elliptic integrals are a canonical set of three elliptic integrals to which all others may be reduced. Legendre chose the name elliptic integrals because the second kind gives the arc length of an ellipse of unit semi-major axis and eccentricity (the ellipse being defined parametr...
https://en.wikipedia.org/wiki/Complete%20Fermi%E2%80%93Dirac%20integral
In mathematics, the complete Fermi–Dirac integral, named after Enrico Fermi and Paul Dirac, for an index j  is defined by This equals where is the polylogarithm. Its derivative is and this derivative relationship is used to define the Fermi-Dirac integral for nonpositive indices j. Differing notation for appear...
https://en.wikipedia.org/wiki/Incomplete%20Fermi%E2%80%93Dirac%20integral
In mathematics, the incomplete Fermi–Dirac integral for an index j is given by This is an alternate definition of the incomplete polylogarithm. See also Complete Fermi–Dirac integral External links GNU Scientific Library - Reference Manual Special functions
https://en.wikipedia.org/wiki/Virulence
Virulence is a pathogen's or microorganism's ability to cause damage to a host. In most, especially in animal systems, virulence refers to the degree of damage caused by a microbe to its host. The pathogenicity of an organism—its ability to cause disease—is determined by its virulence factors. In the specific context ...
https://en.wikipedia.org/wiki/Transport%20function
In mathematics and the field of transportation theory, the transport functions J(n,x) are defined by Note that See also Incomplete gamma function Special functions Transportation theory
https://en.wikipedia.org/wiki/Synchrotron%20function
In mathematics the synchrotron functions are defined as follows (for x ≥ 0): First synchrotron function Second synchrotron function where Kj is the modified Bessel function of the second kind. Use in astrophysics In astrophysics, x is usually a ratio of frequencies, that is, the frequency over a critical freque...
https://en.wikipedia.org/wiki/Divisor%20function
In mathematics, and specifically in number theory, a divisor function is an arithmetic function related to the divisors of an integer. When referred to as the divisor function, it counts the number of divisors of an integer (including 1 and the number itself). It appears in a number of remarkable identities, including ...
https://en.wikipedia.org/wiki/Video%20game%20modding
Video game modding (short for "modification") is the process of alteration by players or fans of one or more aspects of a video game, such as how it looks or behaves, and is a sub-discipline of general modding. Mods may range from small changes and tweaks to complete overhauls, and can extend the replay value and inter...
https://en.wikipedia.org/wiki/91%20%28number%29
91 (ninety-one) is the natural number following 90 and preceding 92. In mathematics 91 is: the twenty-seventh distinct semiprime and the second of the form (7.q), where q is a higher prime. the aliquot sum of 91 is 21 33; itself a semiprime, within an aliquot sequence of two composite numbers (91,21,11, 1,0) to th...
https://en.wikipedia.org/wiki/92%20%28number%29
92 (ninety-two) is the natural number following 91 and preceding 93. In mathematics 92 is a composite number; a square-prime, of the general form (p2, q) where q is a higher prime. It is the tenth of this form and the eighth of the form (22.q). 92 is the eighth pentagonal number, and an Erdős–Woods number, since it ...
https://en.wikipedia.org/wiki/93%20%28number%29
93 (ninety-three) is the natural number following 92 and preceding 94. In mathematics 93 is: the 28th distinct semiprime and the 9th of the form (3.q) where q is a higher prime. the first number in the 3rd triplet of consecutive semiprimes, 93, 94, 95. with an aliquot sum of 35; itself a semiprime, within an aliqu...
https://en.wikipedia.org/wiki/94%20%28number%29
94 (ninety-four) is the natural number following 93 and preceding 95. In mathematics 94 is: the twenty-ninth distinct semiprime and the fourteenth of the form (2.q). the ninth composite number in the 43-aliquot tree. The aliquot sum of 94 is 50 within the aliquot sequence; (94,50,43,1,0). the second number in the thi...
https://en.wikipedia.org/wiki/95%20%28number%29
95 (ninety-five) is the natural number following 94 and preceding 96. In mathematics 95 is: the 30th distinct semiprime and the fifth of the form (5.q). the third composite number in the 6-aliquot tree. The aliquot sum of 95 is 25, within the aliquot sequence (95,25,6). the last member in the third triplet of dist...
https://en.wikipedia.org/wiki/96%20%28number%29
96 (ninety-six) is the natural number following 95 and preceding 97. It is a number that appears the same when turned upside down. In mathematics 96 is: an octagonal number. a refactorable number. an untouchable number. a semiperfect number since it is a multiple of 6. an abundant number since the sum of its pr...
https://en.wikipedia.org/wiki/97%20%28number%29
97 (ninety-seven) is the natural number following 96 and preceding 98. It is a prime number and the only prime in the nineties. In mathematics 97 is: the 25th prime number (the largest two-digit prime number in base 10), following 89 and preceding 101. a Proth prime and a Pierpont prime as it is 3 × 25 + 1. the ele...
https://en.wikipedia.org/wiki/98%20%28number%29
98 (ninety-eight) is the natural number following 97 and preceding 99. In mathematics 98 is: Wedderburn–Etherington number nontotient number of non-isomorphic set-systems of weight 7 In astronomy 98 Ianthe, a main-belt asteroid Messier 98, a magnitude 11.0 spiral galaxy in the constellation Coma Berenices. The...
https://en.wikipedia.org/wiki/101%20%28number%29
101 (one hundred [and] one) is the natural number following 100 and preceding 102. It is variously pronounced "one hundred and one" / "a hundred and one", "one hundred one" / "a hundred one", and "one oh one". As an ordinal number, 101st (one hundred [and] first), rather than 101th, is the correct form. In mathematic...
https://en.wikipedia.org/wiki/102%20%28number%29
102 (one hundred [and] two) is the natural number following 101 and preceding 103. In mathematics 102 is an abundant number and a semiperfect number. It is a sphenic number. The sum of Euler's totient function φ(x) over the first eighteen integers is 102. 102 is the first three-digit base 10 polydivisible number, si...
https://en.wikipedia.org/wiki/103%20%28number%29
103 (one hundred [and] three) is the natural number following 102 and preceding 104. In mathematics 103 is a prime number, the largest prime factor of . The previous prime is 101, making them both twin primes. It is the fifth irregular prime, because it divides the numerator of the Bernoulli number The equation ma...
https://en.wikipedia.org/wiki/104%20%28number%29
104 (one hundred [and] four) is the natural number following 103 and preceding 105. In mathematics 104 forms the fifth Ruth-Aaron pair with 105, since the distinct prime factors of 104 (2 and 13) and 105 (3, 5, and 7) both add up to 15. Also, the sum of the divisors of 104 aside from unitary divisors, is 105. With e...
https://en.wikipedia.org/wiki/105%20%28number%29
105 (one hundred [and] five) is the natural number following 104 and preceding 106. In mathematics 105 is a triangular number, a dodecagonal number, and the first Zeisel number. It is the first odd sphenic number and is the product of three consecutive prime numbers. 105 is the double factorial of 7. It is also the su...
https://en.wikipedia.org/wiki/106%20%28number%29
106 (one hundred [and] six) is the natural number following 105 and preceding 107. In mathematics 106 is a centered pentagonal number, a centered heptagonal number, and a regular 19-gonal number. There are 106 mathematical trees with ten vertices. See also 106 (disambiguation) References Integers
https://en.wikipedia.org/wiki/107%20%28number%29
107 (one hundred [and] seven) is the natural number following 106 and preceding 108. In mathematics 107 is the 28th prime number. The next prime is 109, with which it comprises a twin prime, making 107 a Chen prime. Plugged into the expression , 107 yields 162259276829213363391578010288127, a Mersenne prime. 107 is i...
https://en.wikipedia.org/wiki/108%20%28number%29
108 (one hundred [and] eight) is the natural number following 107 and preceding 109. In mathematics 108 is: an abundant number. a semiperfect number. a tetranacci number. the hyperfactorial of 3 since it is of the form . divisible by the value of its φ function, which is 36. divisible by the total number of its divi...
https://en.wikipedia.org/wiki/109%20%28number%29
109 (one hundred [and] nine) is the natural number following 108 and preceding 110. In mathematics 109 is the 29th prime number. As 29 is itself prime, 109 is the tenth super-prime. The previous prime is 107, making them both twin primes. 109 is a centered triangular number. There are exactly: 109 different famili...
https://en.wikipedia.org/wiki/110%20%28number%29
110 (one hundred [and] ten) is the natural number following 109 and preceding 111. In mathematics 110 is a sphenic number and a pronic number. Following the prime quadruplet (101, 103, 107, 109), at 110, the Mertens function reaches a low of −5. 110 is the sum of three consecutive squares, . RSA-110 is one of the RS...
https://en.wikipedia.org/wiki/112%20%28number%29
112 (one hundred [and] twelve) is the natural number following 111 and preceding 113. Mathematics 112 is an abundant number, a heptagonal number, and a Harshad number. 112 is the number of connected graphs on 6 unlabeled nodes. If an equilateral triangle has sides of length 112, then it contains an interior point at...