EXtreme Gammon
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EXtreme Gammon
eXtreme Gammon is backgammon software written by Xavier Dufaure de Citres and released in 2009. It is available for Microsoft Windows and mobile platforms. According to the ''Financial Times The ''Financial Times'' (''FT'') is a British daily newspaper printed in broadsheet and also published digitally that focuses on business and economic Current affairs (news format), current affairs. Based in London, the paper is owned by a Jap ...'', the program is the best backgammon player in the world, and the near-exclusive study tool for all serious backgammon players. Performance rating eXtreme Gammon provides a widely accepted benchmark number for players' skills called the ''Performance Rating'' or ''PR'', with a lower number indicating a better rating. PR is the average equity lost per decision multiplied by 500. Only decisions not considered to be "obvious" are counted. https://www.extremegammon.com/extremegammon2.pdf References External links * Backgammon Ga ...
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Backgammon Software
Backgammon is a two-player board game played with counters and dice on tables boards. It is the most widespread Western member of the large family of tables games, whose ancestors date back at least 1,600 years. The earliest record of backgammon itself dates to 17th-century England, being descended from the 16th-century Irish (game), game of Irish.Forgeng, Johnson and Cram (2003), p. 269. Backgammon is a two-player game of contrary movement in which each player has fifteen piece (tables game), pieces known traditionally as men (short for "tablemen"), but increasingly known as "checkers" in the United States in recent decades. The backgammon table pieces move along twenty-four "point (tables game), points" according to the roll of two dice. The objective of the game is to move the fifteen pieces around the board and be first to ''bear off'', i.e., remove them from the board. The achievement of this while the opponent is still a long way behind results in a triple win known as a ' ...
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Microsoft Windows
Windows is a Product lining, product line of Proprietary software, proprietary graphical user interface, graphical operating systems developed and marketed by Microsoft. It is grouped into families and subfamilies that cater to particular sectors of the computing industry – Windows (unqualified) for a consumer or corporate workstation, Windows Server for a Server (computing), server and Windows IoT for an embedded system. Windows is sold as either a consumer retail product or licensed to Original equipment manufacturer, third-party hardware manufacturers who sell products Software bundles, bundled with Windows. The first version of Windows, Windows 1.0, was released on November 20, 1985, as a graphical operating system shell for MS-DOS in response to the growing interest in graphical user interfaces (GUIs). The name "Windows" is a reference to the windowing system in GUIs. The 1990 release of Windows 3.0 catapulted its market success and led to various other product families ...
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Financial Times
The ''Financial Times'' (''FT'') is a British daily newspaper printed in broadsheet and also published digitally that focuses on business and economic Current affairs (news format), current affairs. Based in London, the paper is owned by a Japanese holding company, Nikkei, Inc., Nikkei, with core editorial offices across Britain, the United States and continental Europe. In July 2015, Pearson plc, Pearson sold the publication to Nikkei for Pound sterling, £844 million (US$1.32 billion) after owning it since 1957. In 2019, it reported one million paying subscriptions, three-quarters of which were digital subscriptions. In 2023, it was reported to have 1.3 million subscribers of which 1.2 million were digital. The newspaper has a prominent focus on Business journalism, financial journalism and economic analysis rather than News media, generalist reporting, drawing both criticism and acclaim. It sponsors an Financial Times and McKinsey Business Book of the Year Award, annual book ...
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Backgammon
Backgammon is a two-player board game played with counters and dice on tables boards. It is the most widespread Western member of the large family of tables games, whose ancestors date back at least 1,600 years. The earliest record of backgammon itself dates to 17th-century England, being descended from the 16th-century Irish (game), game of Irish.Forgeng, Johnson and Cram (2003), p. 269. Backgammon is a two-player game of contrary movement in which each player has fifteen piece (tables game), pieces known traditionally as men (short for "tablemen"), but increasingly known as "checkers" in the United States in recent decades. The backgammon table pieces move along twenty-four "point (tables game), points" according to the roll of two dice. The objective of the game is to move the fifteen pieces around the board and be first to ''bear off'', i.e., remove them from the board. The achievement of this while the opponent is still a long way behind results in a triple win known as a ' ...
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Elo Rating System
The Elo rating system is a method for calculating the relative skill levels of players in zero-sum games such as chess or esports. It is named after its creator Arpad Elo, a Hungarian-American chess master and physics professor. The Elo system was invented as an improved Chess rating system, chess-rating system over the previously used Harkness rating system, Harkness system, but is also used as a rating system in association football, association football (soccer), American football, baseball, basketball, pool (cue sports), pool, various board games and esports, and, more recently, Large language model, large language models. The difference in the ratings between two players serves as a predictor of the outcome of a match. Two players with equal ratings who play against each other are expected to score an equal number of wins. A player whose rating is 100 points greater than their opponent's is expected to score 64%; if the difference is 200 points, then the expected score for th ...
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