Distribution
Encyclopedia
In mathematics
- Distribution (mathematics)Distribution (mathematics)In mathematical analysis, distributions are objects that generalize functions. Distributions make it possible to differentiate functions whose derivatives do not exist in the classical sense. In particular, any locally integrable function has a distributional derivative...
, generalized functions used to formulate solutions of partial differential equations - Probability distributionProbability distributionIn probability theory, a probability mass, probability density, or probability distribution is a function that describes the probability of a random variable taking certain values....
, the probability of a particular values or value range of a variable- Cumulative distribution functionCumulative distribution functionIn probability theory and statistics, the cumulative distribution function , or just distribution function, describes the probability that a real-valued random variable X with a given probability distribution will be found at a value less than or equal to x. Intuitively, it is the "area so far"...
, in which the probability of a value is a function of that value
- Cumulative distribution function
- Frequency distributionFrequency distributionIn statistics, a frequency distribution is an arrangement of the values that one or more variables take in a sample. Each entry in the table contains the frequency or count of the occurrences of values within a particular group or interval, and in this way, the table summarizes the distribution of...
, a list of the values recorded in a sample - Inner distribution and outer distribution, in coding theory
- Distribution (differential geometry)Distribution (differential geometry)In differential geometry, a discipline within mathematics, a distribution is a subset of the tangent bundle of a manifold satisfying certain properties...
, a subset of the tangent bundle of a manifold - Distributed parameter system, systems that have an infinite-dimensional state-space
- Distribution of terms, a situation in which all members of a category are accounted for
- DistributivityDistributivityIn mathematics, and in particular in abstract algebra, distributivity is a property of binary operations that generalizes the distributive law from elementary algebra.For example:...
, is a property of binary operations that generalises the distributive law from elementary algebra
In science
- Complementary distributionComplementary distributionComplementary distribution in linguistics is the relationship between two different elements, where one element is found in a particular environment and the other element is found in the opposite environment...
, in linguistics, a relationship between elements found in opposite environments - Distribution (pharmacology)Distribution (pharmacology)Distribution in pharmacology is a branch of pharmacokinetics which describes the reversible transfer of drug from one location to another within the body....
, the transfer of a drug within the body - Distribution functionDistribution functionIn molecular kinetic theory in physics, a particle's distribution function is a function of seven variables, f, which gives the number of particles per unit volume in phase space. It is the number of particles per unit volume having approximately the velocity near the place and time...
, in physics, the number of particles per unit volume in phase space - Population distribution, the geographical area in which a species lives
- Spectral power distributionSpectral power distributionIn color science and radiometry, a spectral power distribution describes the power per unit area per unit wavelength of an illumination , or more generally, the per-wavelength contribution to any radiometric quantity .Mathematically, for the spectral...
, in color science, the power per unit area per unit wavelength of an illumination - Trip distributionTrip distributionTrip distribution , is the second component in the traditional four-step transportation forecasting model...
, part of the four-step transportation forecasting model
In technology and computer science
- Electricity distributionElectricity distributionFile:Electricity grid simple- North America.svg|thumb|380px|right|Simplified diagram of AC electricity distribution from generation stations to consumers...
, the final stage in the delivery of electricity - Electronic brakeforce distributionElectronic brakeforce distributionElectronic brakeforce distribution ', Electronic brakeforce limitation ' is an automobile brake technology that automatically varies the amount of force applied to each of a vehicle's brakes, based on road conditions, speed, loading, etc...
, an automotive technology that varies brake force based on prevailing conditions - Distributed computingDistributed computingDistributed computing is a field of computer science that studies distributed systems. A distributed system consists of multiple autonomous computers that communicate through a computer network. The computers interact with each other in order to achieve a common goal...
, in which a program is run on multiple networked computers - Software distribution, a bundle of a specific software already compiled and configured
- Linux distributionLinux distributionA Linux distribution is a member of the family of Unix-like operating systems built on top of the Linux kernel. Such distributions are operating systems including a large collection of software applications such as word processors, spreadsheets, media players, and database applications...
, one of several distributions built on the Linux kernel
- Linux distribution
- Distribution (concurrency), the projection operator in a history monoid, a representation of the histories of concurrent computer processes
- Key distribution centerKey distribution centerIn cryptography, a key distribution center 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...
, part of a cryptosystem intended to reduce the risks inherent in exchanging keys - Content distribution, publishing and web design as method to provide information
- Digital distributionDigital distributionOnline distribution, digital distribution, or electronic software distribution is the practice of delivering content without the use of physical media, typically by downloading via the internet directly to a consumer's device. Online distribution bypasses conventional physical distribution media,...
, publishing media digitally - Distribution of elements in the distributed element modelDistributed element modelIn electrical engineering, the distributed element model or transmission line model of electrical circuits assumes that the attributes of the circuit are distributed continuously throughout the material of the circuit...
of electric circuits - distributed computingDistributed computingDistributed computing is a field of computer science that studies distributed systems. A distributed system consists of multiple autonomous computers that communicate through a computer network. The computers interact with each other in order to achieve a common goal...
, the coordinated use of physically distributed computers. - A specific packaging of an operating system containing components such as the kernel, a toolchainToolchainIn software, a toolchain is the set of programming tools that are used to create a product...
, utilities and other software. The most common use in this context is for Linux distributionLinux distributionA Linux distribution is a member of the family of Unix-like operating systems built on top of the Linux kernel. Such distributions are operating systems including a large collection of software applications such as word processors, spreadsheets, media players, and database applications...
s
In economics
- Distribution (economics)Distribution (economics)Distribution in economics refers to the way total output, income, or wealth is distributed among individuals or among the factors of production .. In general theory and the national income and product accounts, each unit of output corresponds to a unit of income...
, distribution of income or output among individuals or factors of production - Distribution (business)Distribution (business)Product distribution is one of the four elements of the marketing mix. An organization or set of organizations involved in the process of making a product or service available for use or consumption by a consumer or business user.The other three parts of the marketing mix are product, pricing,...
, or place, one of the four elements of marketing mix - Distribution of wealthDistribution of wealthThe distribution of wealth is a comparison of the wealth of various members or groups in a society. It differs from the distribution of income in that it looks at the distribution of ownership of the assets in a society, rather than the current income of members of that society.-Definition of...
, among members in a society- Resource distributionResource distributionResource distribution refers to the distribution of resources, including land, water, minerals, fuel and wealth in general among corresponding geographic entities .-Unequal resource distribution:...
, among geographic entities such as states
- Resource distribution
- Division of propertyDivision of propertyDivision of property, also known as equitable distribution, is a judicial division of property rights and obligations between spouses during divorce...
, or equitable distribution, of property between spouses during divorce - Food distributionFood distributionFood distribution, a method of distributing or transporting food or drink from one place to another, is a very important factor in public nutrition. Where it breaks down, famine, malnutrition or illness can occur...
, methods of transporting food - Good distribution practiceGood distribution practiceGood Distribution Practice deals with the guidelines for the proper distribution of medicinal products for human use. GDP is a quality warranty system, which includes requirements for purchase, receiving, storage and export of drugs intended for human consumption.GDP regulates the division and...
, guidelines for distribution of medicines
Other uses
- Film distributorFilm distributorA film distributor is a company or individual responsible for releasing films to the public either theatrically or for home viewing...
, an agent between a film producer and an exhibitor - Purse distributionPurse distributionIn horse racing, the term purse distribution may refer to the total amount of money paid out to the owners of horses racing at a particular track over a given period of time, or to the percentages of a race's total purse that are awarded to each of the highest finishers...
, in a horse race, the distribution of winnings among the highest finishers - Record distribution, process of shipping and promoting record labels
- Distribution SelectDistribution SelectDistribution Select is a Canadian record and video distributor based in Montreal, Quebec in 1965 as Disques Select...
, a Canadian record and video label
See also
- Distributor (disambiguation)Distributor (disambiguation)Distributor may refer to:* Distributor, part of the ignition system of an internal combustion engine* Warehouse distributor, which deals in the wholesale distribution of goods and products* A distribution company...
- ApportionmentApportionmentThe legal term apportionment means distribution or allotment in proper shares.It is a term used in law in a variety of senses...
- Range (disambiguation)