Entropy (disambiguation)

Entropy (Greek: en = in and tropos = way/means) can have one of several meanings:

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• Thermodynamic entropy in the context of chemistry, physics, and thermodynamics, is a measure of the amount of energy in a physical system which cannot be used to do mechanical work.
• Information entropy in the context of probability theory, statistics, and information theory, measures the amount of information that is contained in a random variable or other unknown quantity.
• Organisational entropy has been introduced by Martin J. Klein (1953) and is used in the context of organisation theory, organisational studies, and information theory, as a measure of the disorder in the context of operational processes that are conducted in these organisations or in any of their producing entities. The terminus applies as well to the communications between such organisations, which perform operational processes in a sequential workshare or any other split .
• In the theory of metric spaces in mathematics, entropy numbers are used to measure the dimension of sets (and in particular fractals).
• Entropy (board game) refers to two board games known under the name Entropy, invented by Eric Solomon (1977) or Augustine Carreno (1994).
• "Entropy" is a song on The 'b' Album by Moxy Früvous
• "Entropy" is a song on Against the Grain by Bad Religion
• "Entropy" is a song on Matter+Form by VNV Nation
• Entropy (anonymous data store) is a decentralized, peer-to-peer communication network designed to be resistant to censorship.
• Entropy is a measure of biodiversity in the study of biological ecology.
• Entropy (linguistics).
• Entropy is the name of a non-profit student organization for the advancement of electronic music at the Helsinki University of Technology
• Entropy is the name of a Renderman-Interface compliant 3D Renderer that was developed by Berkely software company Exluna until further development was halted as part of the settlement of a patent lawsuit filed by Pixar. Exluna were subsequently acquired by Nvidia Corporation to develop a hardware-accelerated renderer that is able to use Nvidia GPU's to accelerate the rendering process.
• In the role playing game , "entropy" is one of the nine "spheres of influence", dealing with luck, decay, chaos and destruction, and the affinity sphere of the Euthanatos.
• Entropy is the name of a student newspaper from the University of South Australia.

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