Encyclopedia

Authoritative Answer Authoritative Answer or aa is a flag in the answer from a query to a DNS server. It can be seen in the dig DNS lookup utility output when a server gives an authoritative answer, because the server is an authority for the domain.
Authority (textual criticism) The authority of a text is its reliability as a witness to the author's intentions. These intentions could be initial, medial or final, but intentionalist editors (most notably represented by Fredson Bowers and G.
Authority control Authority control is a term used in library and information science to refer to the practice of creating and maintaining headings for bibliographic material in a catalog. Authority control fulfills two important functions.
Authority figures in comedy A recurring theme in the literary, theatrical and film tradition of comedy is the use of stock characters representing authority figures, designed to poke fun at officialdom by showing that its members are not immune to entanglement in the ridiculous. This is an old tradition, well illustrated in works such as Chaucer's Canterbury Tales and Voltaire's Candide.
Authorization In security engineering and computer security, authorization is a part of the operating system that protects computer resources by only allowing those resources to be used by resource consumers that have been granted authority to use them. Resources include individual files or items data, computer programs, computer devices and functionality provided by computer applications.
Authorization certificate In computer security, an authorization certificate (also known as an attribute certificate) is a digital document that describes a written permission from the issuer to use a service or a resource that the issuer controls or has access to use. The permission can be delegated.
Authorization for Use of Military Force The Authorization for Use of Military Force ("AUMF") (Public law 107-40) was a joint resolution passed by the United States Congress on September 18, 2001, authorizing the use of United States Armed Forces against those responsible for the attacks on September 11, 2001. The authorization granted the President the authority to use all "necessary and appropriate force" against those whom he determined "planned, authorized, committed, or aided" the September 11th attacks, or who harbored said persons or groups.
Authorization hold Authorization hold (or Card Authorisation) is the practice within the banking industry of authorizing electronic transactions done with a debit card or credit card and holding this balance as unavailable either until the merchant clears the transaction (also called settlement), or the hold "falls off." In the case of debit cards, authorization holds can fall off the account (thus rendering the balance available again) anywhere from 1-5 days after the transaction date depending on the bank's policy; in the case of credit cards, holds may last as long as 30 days, depending on the issuing bank.
Authorization To Transport An Authorization To Transport is a permit issued by the Canadian Firearms Center allowing holders of Restricted and Prohibited class firearms to transport them in Canada. Such a permit is only issued to holders of a Restricted and Prohibited PAL for the purpose of transporting them to a licensed Shooting range, and then home again.
Authorized domain In the DVB Project's Content Protection and Copy Management (CPCM) scheme, an Authorized Domain is a set of CPCM-compliant devices that "are owned, rented or otherwise controlled by members of a single household", according to the DVB Project (as cited in the EE Times news article listed in the "References" section). Industry observers saw Authorized Domain as having the potential either to loosen or to tighten restrictions on the use of copyrighted works.
Authorized foreign decorations of the United States military Authorized foreign decorations of the United States military are those military decorations which have been approved for wear by members of the United States armed forces but whose awarding authority is the government of a country other than the United States. The wear of such decorations may either be approved on a case-by-case basis or a general order may be declared allowing for blanket approval to all U.
Authorized marches of the Canadian Forces The following is a list of the authorized marches for various organizations of the Canadian Forces. The first march listed is the march most commonly performed for that organization on parade; it is commonly referred to simply as that organization's "march" or "march past".
Authorized Personnel Only Authorized Personnel Only (APO), is a fictional black ops unit within the Central Intelligence Agency in the American TV series Alias. It was formed at the beginning of Season 4 and is headquartered beneath the Los Angeles Subway system.
Authors' Licensing and Collecting Society The Authors’ Licensing and Collecting Society (ALCS) is an organization that works to ensure writers are fairly compensated for any of their works that are copied, broadcast or recorded. It has operated in the United Kingdom since 1977.
Authorship of the Johannine works Scholars have debated the authorship of the Johannine works (Gospel of John, the first, second, and third epistles of John, and the Book of Revelation) since at least the 3rd century. All five show certain similarities in theological background, but also certain differences, leading to the current debate.
Autism (incidence) The reported incidence of autism varies considerably between countries and has shown large changes in limited time periods. There is uncertainty about the extent to which changes noted in the mid 1990s are accounted for by a change in the number of cases rather than by changed definitions, screening, improved recording and more frequent diagnoses including artifacts due to service provision.
Autism Awareness Campaign Sri Lanka The Autism Awareness Campaign Sri Lanka was set up by parents and carers Ivan and Charika Corea in 2003, to lobby for public services of health, education, specialist speech therapy and respite care for all people with autism and Asperger's Syndrome in Sri Lanka.
Autism Awareness Campaign UK The Autism Awareness Campaign UK was launched in the year 2000 by Ivan and Charika Corea in response to an autism diagnosis ascribed to their son, Charin. The group campaigns on autism in the labour market, education, minority ethnic communities, as well as other areas where they believe there's a shortfall in public-service provision.
Autism diagnostic observational schedule The Autism Diagnostic Observation Schedule (ADOS) is a standardized protocol for assessment of social and communicative behavior associated with autism. The protocol consists of a series of structured and semi-structured tests for interaction, the practitioner observing the responses of the subject.
Autism Every Day Autism Every Day is a short video created by Lauren Thierry, Jim Watkins and Eric Solomon in 2006 that chronicles the adversities and tribulations that the mothers of autistic children have to face on a daily basis. It also expresses the feelings of the mothers about their children's autism and how it has drastically affected their lifestyles, personality, and view on life.
Autism Is a World Autism Is a World (2004) is a short subject documentary film written by Sue Rubin, an autistic woman who learned to communicate via facilitated communication, directed by Geraldine Wurzburg and produced by the CNN cable network. It was nominated in the 77th annual Academy Awards for Best Documentary Short Subject.
Autism Jersey Autism Jersey, is a Jersey-based charity dedicated to the support and assistance of people with an Autistic Spectrum Disorder, including Asperger's Syndrome, so that they can lead a full and inclusive life with a reasonable degree of independence. Autism Jersey also assists related professions to achieve the primary goal.
Autism London Autism London is a charity originally based in North East London in 1984 for parents of children with autism and Asperger's syndrome. They help people with autism from all age groups with various activities, social programs and support services.
Autism Network International Autism Network International (ANI) is an advocacy organization run by and for autistic people. ANI's principles involve the anti-cure perspective, the perspective that there should not be a goal to "cure" people of autism.
Autism Research Institute The Autism Research Institute (ARI), established in 1967 by Bernard Rimland, is a San Diego, California, based nonprofit that funds research and provides information on autism and related autistic spectrum disorders. Since its inception, ARI has been guided by the premise that autism can be treated effectively through intensive behavior modification, such as Applied Behavior Analysis, and a variety of individualized biomedical autism therapies.
Autism Society of America The Autism Society of America (ASA) was founded in 1965 by Bernard Rimland, PhD, and claims to be the oldest and largest grassroots organization in the autistic community with over 50,000 members and supporters connected through a network of nearly 200 chapters in the United States. The ASA's goal is to increase public awareness about autism and the day-to-day issues faced by autistics as well as their families and the professionals with whom they interact.
Autism Speaks Autism Speaks was founded in February, 2005 by Bob Wright and his wife Suzanne, to help find a cure for autism, a year after their grandson, Christian, was diagnosed with autism. Bob Wright is Vice Chairman and Executive Officer, General Electric, and Chairman and CEO, NBC Universal.
Autism Spectrum Quotient The Autism Spectrum Quotient, or AQ, is a questionnaire published in 2001 by Simon Baron-Cohen and his colleagues at the Autism Research Centre in Cambridge, UK. Consisting of fifty questions, its purpose is to determine the extent to which an adult of normal intelligence has the traits associated with autism spectrum conditions.
Autism therapies There is a broad array of autism therapies, but the efficacy of each varies dramatically from person to person. Progress toward development of medical and behavior modification remedies, for the more debilitating affects of autism, has been hindered significantly by widespread disagreements over such things as the nature and causes of autistic spectrum disorders, and by a relative paucity of efficacious therapies thus far recognized by medical authorities.
Autism Treatment Trust The Autism Treatment Trust is a Glasgow, Scotland based charity, established in 2006 by the autism advocacy group Action Against Autism, whose mission is predicated on the belief that every child diagnosed with autism or related conditions should have access to an appropriate biomedical treatment programme after screening for biochemical, immunological and psychological abnormalities.
Autism: The Musical Autism: The Musical is a 2007 documentary by Tricia Regan, scheduled for its world premiere at the 2007 Tribeca Film Festival in New York City. The film recounts a year in the life of five autistic children in Los Angeles, California as they write and rehearse for an original stage production.
Autistic community Autistic communities are groups of people who have been diagnosed as being on the autism spectrum, or who have self-identified as autistic, along with family members and other supporters. Many such communities believe that autism is not a debilitating disease, but rather a valid variation of neurological wiring.
Autistic culture The autistic culture is a culture based around autistic patterns of thought and interests. Adherents of the culture are almost exclusively on the autistic spectrum, unlike the Deaf culture which includes many people with no hearing impairment.
Autistic enterocolitis Autistic enterocolitis is a controversial condition first reported by British gastroenterologist Dr. Andrew Wakefield to describe a number of common clinical symptoms and signs which he contends is distinctive to autism.
Autistic savant An autistic savant (historically described as idiot savant) is an autistic person with Savant SyndromeSavant Syndrome describes people with both a severe developmental or mental handicap and extraordinary mental] abilities not found in most people. The Savant Syndrome skills involve striking feats of memory and often include arithmetic calculation and sometimes [[art or music.
Autistic spectrum The autistic spectrum (sometimes referred to as the autism spectrum) is a developmental and behavioral syndrome that results from certain combinations of characteristically autistic traits. Although these traits may be normally distributed in the population, some individuals inherit or otherwise manifest more autistic traits.
Auto art Auto Art is a form of neo-romanticism emerging in the Indian sub-continent of Asia. Most famously, the recent exposition and photo-essay about this art form by amateur photographer Kevin James Green, has brought this relatively unknown medium of expression to the forefront, and high critical acclaim among both the media and art lovers alike.
Auto AG Rothenberg Auto AG (Rothenberg) is a subsidary of the Swiss haulage company Auto AG, which operates bus services linking the Swiss city of Luzern with its surrounding towns and villages. It operates in conjunction with Verkehrsbetriebe Luzern, the main bus and trolleybus provider in Luzern on the Nachstern network of routes during the night.
Auto AG Schwyz Auto AG Schwyz is a company based in Schwyz, Switzerland which provides bus services to the Canton of Schwyz. The company operates commercial daytime services throughout the Canton, and it's vehicles venture into the neighbouring Canton of Lucerne during the night when it operates the N10 service on the Nachstern network, in conjnction with Verkehrsbetriebe Luzern.
Auto Assault Auto Assault is a massively multiplayer online game, developed by NetDevil and published by NCsoft. It combines vehicular combat with role-playing elements, allowing the player to explore a post-apocalyptic future in customizable cars, motorcycles, semis, and tanks.
Auto B Good Auto B Good is an animated series of short stories set in a town where the citizens are cars and are designed to teach children lessons in character and values. Auto B Good is produced by Wet Cement Productions, a Minnesota based animation studio.
Auto de fe The phrase auto de fe refers to the ritual of public penance of condemned heretics and apostates that took place when the Spanish Inquisition or the Portuguese Inquisition had decided their punishment (that is, after the trial). Auto de fe in medieval Spanish means "act of faith".
Auto detailing Auto detailing is the practice of performing an extremely thorough cleaning and polishing of an automobile, both inside and out, to produce a show-quality level of detail. It can be practiced for personal satisfaction, and it is also performed to prepare a car for a Concours d'Elegance (often shortened to just Concours), a car show that features the appearance of cars, often in a beautiful setting such as Pebble Beach or Amelia Island.
Auto Focus Auto Focus is a feature film adaptation of the book The Murder of Bob Crane by Robert Graysmith. It tells the story of actor Bob Crane, an affable radio show host and amateur drummer who found success on Hogan's Heroes, a popular television comedy series about a prisoner of war camp during World War II, for which he is best known.
Auto mechanic An auto mechanic or motor mechanic (Australian English) is a mechanic who specialises in automobile maintenance, repair, and sometimes modification. A mechanic may be knowledgeable in working on all parts of a variety of car makes or may specialize either in a specific area or in a specific make of car.
Auto Modellista Auto Modellista (アウトモデリスタ) is a racing game developed and published by Capcom, first released on Sony PlayStation 2, and subsequently, on Nintendo GameCube and Microsoft Xbox. It was Capcom's first driving for fourteen years since the arcade game F-1 Dream, they had never been involved with driving games since then, despite distributing Ridge Racer 2 for the US market and both Test Drive 5 and Test Drive: Off-Road 2 for the developer Pitbull Syndicate for the Japanese market, also it was their second driving game the company developed in-house.
Auto reignition Auto reignition is a process used in gas burners to control ignition devices based on whether a burner flame is lit. This information can be used to stop an ignition device from sparking, which is no longer necessary after the flame is lit.
Auto rickshaw An auto rickshaw (auto or rickshaw or tempo or tuk-tuk in popular parlance) is a vehicle for hire that is one of the chief modes of transport in India, Pakistan, Nepal, Bangladesh and Sri Lanka and is popular in many other countries. It is a motorized version of the traditional rickshaw, a small two- or three-wheeled cart pulled by a person, and the velotaxi.
Auto-configuration Auto-configuration is the automatic configuration of devices without manual intervention, without any need for software configuration programs or jumpers. Ideally, auto-configuring devices should just "Plug and Play".
Auto-destructive art Auto-destructive art is a term invented by the artist Gustav Metzger in the early 1960s and put into circulation by his article Machine, Auto-creative and Auto-destructive Art in the summer 1962 issue of the journal Ark. From 1959, he had made work by spraying acid onto sheets of nylon as a protest against nuclear weapons.
Auto-ID Labs The Auto-ID Labs network is a renowned research group in the field of networked RFID and emerging sensing technologies. The labs consist of seven of the world's most renowned research universities located on four different continents.
Auto-lead Data Format Auto-lead Data Format (ADF) is an open XML-based standard specifically for communicating consumer purchase requests to automotive dealerships. Thirteen leading automotive-related Internet companies developed the ADF standard, and now many vendors of Customer Retention Management systems serving the automotive industry support ADF.
Auto-Lite Strike In 1934, workers at the Electric Auto-lite plant in Toledo, Ohio went out on strike to demand better conditions. Organized by the American Workers Party, the strike was one of the bloodiest strikes of the 1930's.
Auto-sequencing memory An Auto-sequencing memory (ASM) block is a RAM memory unit including an address generator with a data counter (a data pointer) used as a data address register for implementation of a data stream. The Direct Memory Access (DMA) unit is an example of such an address generator for an ASM.
Auto-Sleeper Auto-sleeper are manufacturers of motorhomes, most of which have either a Peugeot Boxer or Ford Transit van chassis. Auto-sleeper were the manufacturers of the very popular and well built Rambler, and have been converting vans since the 1960s.
Auto-Train Corporation Auto-Train Corporation was a privately-owned railroad which used its own rolling stock, and traveled on rails leased from major railroads along the route of its trains. Auto-Train Corporation trains initially operated on Seaboard Coast Line and Richmond, Fredericksburg & Potomac tracks.
Auto-Tune Auto-Tune is a proprietary audio processor for correcting pitch in vocal and instrumental performances. It is used to disguise inaccuracies and mistakes and, due to its increasing use in modern music, has allowed many artists to produce more precisely tuned recordings.
Auto-wah Auto-wah (also known as an "envelope following filter" or just "envelope filter") is a type of wah-wah effects pedal typically used with electric guitar, bass guitar, clavinet, and electric piano etc.
Autoassassinophilia Autoassassinophilia is the paraphilia where a person becomes sexually aroused by fantasizing their own death in the hands of another. The small but significant minority of customers of professional dominants that want them to role-play mock executions are presumably people with this paraphilia.
Autoassociation memory Also known as Auto-association memory or Autoassociation learning, or Autoassociation networks. They are a form of backpropagation neural networks which enable one to retrieve entire memories from only a tiny sample of it.
AutoAlliance International AutoAlliance International (AAI) is the name of a joint venture automobile assembly firm co-owned by Ford Motor Company and Mazda Motor Corporation. Located in Flat Rock, Michigan, Mazda purchased Ford's unused Michigan Casting Center for production of 626 sedans.
AutoAlliance Thailand AutoAlliance Thailand (AAT) is the name of a joint venture automobile assembly firm co-owned by Ford Motor Company and Mazda Motor Corporation in Rayong province, Thailand. Modeled after the Ford-Mazda AutoAlliance International joint venture in the United States, AAT builds compact pickup trucks and SUVs primarily for the South-East Asian market, with exports to other developing markets, and Europe as well.
AutoAnalyzer AutoAnalyzer is an automated analyzer using a special flow technique named "continuous flow analysis (CFA)" first made by the Technicon Corporation. The instrument was invented 1957 by Leonard Skeggs, PhD and commercialized by Jack Whitehead's Technicon Corporation.
Autobahn (destruktur album) Autobahn is Destruktur's third album, released February 21, 1983, by ThrashAttack Records. On this record, Destruktur ignored all speed limits as made evident with tracks like "Velocitized Through Pavement" and "Danger Zone" peaking at 280 bpm.
Autobahn (song) "Autobahn" is a song composed in 1974 by Florian Schneider and Ralf HĂĽtter of the German electronic band Kraftwerk, with Emil Schult collaborating on the lyrics. It was their first track to use sung lyrics.
Autobahnpolizei Autobahnpolizei is the term in Germany, Austria and the German-speaking parts of Switzerland for the highway police. Heavy traffic and high-speed accidents resulted in the creation of special police units to patrol the expressways known as Autobahns.
Autobianchi A111 The Autobianchi A111 was a small family car from the Italian automaker, Autobianchi (a subsidiary of the Fiat group), built from 1969 to 1972. Despite rather modest dimensions, it was the largest Autobianchi ever made, as the brand specialized in small cars.
Autobiographical comics Autobiographical comics (often referred to in the comics field as simply autobio) are autobiography in the form of comic books or comic strips. The form first became popular in the underground comics movement and has since become more widespread.
Autobiography An autobiography, from the Greek auton, 'self', bios, 'life' and graphein, 'write', is a biography written by the subject or composed conjointly with a collaborative writer (styled "as told to" or "with"). The term dates from the late eighteenth century, but the form is much older.
Autobiography (Abdullah Ibrahim album) Autobiography is a live recording by pianist and flautist Abdullah Ibrahim (also known as Dollar Brand), taken from a June 18, 1978 concert in Switzerland. On the recording, Ibrahim recalls his childhood in South Africa through the songs he learned then, progressing to his own compositions in adulthood.
Autobiography (Ashlee Simpson album) Autobiography is the debut album by American pop rock singer Ashlee Simpson. Released in the United States by Geffen Records on July 20, 2004, the album debuted at number one on the charts, although critical reception was mixed.
Autobiography of a Brown Buffalo Autobiography of a Brown Buffalo is the first novel by Oscar Zeta Acosta and it focuses on his own self-discovery in a fictionalized manner. An autobiography, the plot presents an alienated lawyer of Mexican descent, who works in an Oakland, California antipoverty agency, without any sense of purpose or identity.
Autobiography of a Yogi In 1946, Paramahansa Yogananda (January 5, 1893 – March 7, 1952), published his life story, Autobiography of a Yogi, which was instrumental in introducing the ancient science of yoga and meditation to the West.
Autobiography of Red Autobiography of Red (1998) is a verse novel by Anne Carson, based loosely on the myth of Geryon and the Tenth Labor of Herakles, especially on surviving fragments of the lyric poet Stesichorus' poem Geryonis.
Autobot The Autobots are the protagonists in the Transformers Universe, a collection of various toys, graphic novels, paperback books, cartoons and movies first introduced in 1984. In all Transformer continuities, the Autobots are the "good guys," "Heroic Autobots" fighting the "Evil Decepticons", who are the antagonists of the various series.
Autobot Matrix of Leadership The Autobot Matrix of Leadership (or Creation Matrix) in the fictional Transformers universes, is a talisman of legend, passed down from Autobot leader to Autobot leader. It comprises an oval-shaped container, holding a glowing crystal.
Autobracketing Autobracketing is feature of some more advanced cameras, whether film or digital cameras, particularly single-lens reflex cameras, where the camera will take several successive shots (usually three) with slightly different settings. Later, the best-looking pictures can be picked from the batch.
Autobrake An autobrake is a type of automatic wheel-based hydraulic brake system for advanced airplanes. The autobrake is normally enabled during takeoff and landing procedures, when the aircraft's brake system can be handled by the automated systems of the aircraft itself in order to keep the pilot free to perform other tasks.
Autobus 60 Ronda Express Bus 60: Ronda Express is a line of Barcelona's Metropolitan Transport. Initially it was created to follow Barcelona's Ronda de Dalt (one of the city main streets), but eventually converted as a standard bus line.
Autocannon An autocannon is a projectile weapon with a larger caliber (bore) than a machine gun, but smaller than field gun or other artillery. They have mechanisms to automatically load the ammunition and have a faster rate of fire than artillery.
Autocast Autocasting is an automated form of podcasting that allows bloggers and blog readers to generate audio versions of text blogs from RSS feeds. Autocasting software uses XML parsers, TTS (text-to-speech) engines, and audio conversion utilities to convert text blogs into audio files that can be placed on a blog for download, synchronized to a portable audio device, or played on a desktop computer.
Autocatalytic set An autocatalytic set is a collection of entities, each of which can be created catalytically by other entities within the set, such that as a whole, the set is able to catalyze its own production. In this way the set as a whole is said to be autocatalytic.
Autocephaly Autocephaly, in hierarchical Christian churches and especially Eastern Orthodox and Oriental Orthodox churches, is the status of a hierarchical church whose head bishop does not report to any higher-ranking bishop. When an ecumenical council or a high-ranking bishop, such as a patriarch or other primate, releases an ecclesiastical province from the authority of that bishop while the newly independent church remains in full communion with the hierarchy to which it then ceases to belong, the council or primate is granting autocephaly.
Autocles Autocles (in Greek Aυτοκλης; lived 4th century BC), son of Strombichides, was one of the Athenian envoys empowered to negotiate peace with Sparta in 371 BC. Xenophon reports a somewhat injudicious speech of his, which was delivered on this occasion before the congress at Sparta, and which by no means confirms the character, ascribed to him in the same passage, of a skilful orator.
Autoclitics Autoclitics are verbal behaviors that have an organizing function; for example, grammatical and rhetorical sequences can be selected by the speaker so as to achieve a particular goal. This occurs because listeners are strongly affected by the composition of the discourse they are exposed to.
Autococker The Autococker, also known as the AutoCocker, or 'Cocker, is a closed-bolt semiautomatic paintball marker manufactured by Worr Game Products (WGP). It is known throughout the paintball community for its popularity and customizability, as well as its complexity.
Autocode Autocode is a class of simple high-level programming languages devised for a series of machines at the Universities of Manchester and Cambridge. An early version was developed for the Ferranti Mercury, which was developed in the 1950s in conjunction with the University of Manchester.
Autocollimation Autocollimation is a process by which the focal length of a diverging lens is determined. Autocollimation involves placing a light source at the focal length of a converging lens on one side and a screen at the same distance on the other side so that the image produced is the sharpest possible image.
Autocommunication Autocommunication is a term used in communication studies, semiotics and other cultural studies to describe communication from and to oneself. This is distinguished from the more traditionally studied form of communication where the sender and the receiver of the message are separate.
Autocomplete Autocomplete is a feature provided by many source code text editors, word processors, and web browsers. Autocomplete involves the program predicting a word or phrase that the user wants to type in without the user actually typing it in completely.
Autoconf Autoconf is a tool for producing shell scripts that automatically configure software source code packages to adapt to many kinds of UNIX-like systems. The configuration scripts produced by Autoconf are independent of it when they are run.
Autoconform Autoconform is the video editing process where an online editing system combines an edit decision list created from an offline editing system with the original video and audio source material to produce a version of the edited video which is a high quality (usually broadcast quality) analogue of the programme produced in the offline editing system.
Autocorrelation Autocorrelation is a mathematical tool used frequently in signal processing for analysing functions or series of values, such as time domain signals. Informally, it is a measure of how well a signal matches a time-shifted version of itself, as a function of the amount of time shift.
Autocorrelation technique The autocorrelation technique is a method for estimating the dominating frequency in a complex signal, as well as its variance. Specifically, it calculates the first two moments of the power spectrum, namely the mean and variance.
Autocorrelator A real time interferometric autocorrelator is an electronic tool used to examine the autocorrelation of, among other things, optical beam intensity and spectral components through examination of variable beam path differences. See Optical autocorrelation.
Autocovariance In statistics, given a time series or continuous signal Xt, the autocovariance is simply the covariance of the signal against a time-shifted version of itself. If each state of the series has a mean, E[Xt] = μt, then the autocovariance is given by
Autocracy, Orthodoxy, and National Character Autocracy, Orthodoxy, and National Character (Самодержа́вие, правосла́вие и наро́дность, "Samoderzhavie, Pravoslavie i Narodnost") was the motto of official ideology of the Russian Empire, beginning in the reign of Nicholas I of Russia and used until Nicholas II's abdication in 1917.
Autocross Autocross is a form of motorsports that emphasizes safe, low-cost competition and active participation. An autocross is a timed competition where drivers navigate one at a time through a temporary course marked by traffic cones, rather than racing on a track with multiple other cars, as in road racing or oval racing.
AutoCAD DWG DWG is the proprietary file format of AutoCAD. Developed by Autodesk Autodesk over 25 years ago, and comprising the core file format for AutoCAD software and AutoCAD-based products, DWG technology is the format used for storing design data created using AutoCAD and AutoCAD-based products.
AutoCycle Union The AutoCycle Union (ACU Motorcycling GB) is governing body of motorcycle sport in Great Britain (not Northern Ireland, which is governed by the MCUI, but including the Channel Islands and the Isle of Man). Founded in 1903 and acquiring it current name in 1907 its aim was to develop motorsport through clubs and arrange touring facilities for members.

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