- derived group
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The subgroup of a specified group generated by the larger groups commutators.
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derived group
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derived subgroup — noun The subgroup of a specified group generated by the larger groups commutators. Syn: commutator subgroup, derived group … Wiktionary
Group psychotherapy — is a form of psychotherapy in which one or more therapists treat a small group of clients together as a group. The term can legitimately refer to any form of psychotherapy when delivered in a group format, including Cognitive behavioural therapy… … Wikipedia
Group f/64 — was a group of famous San Francisco photographers who espoused a common philosophy and photographic style. The group was created in 1932, and it is usually listed as including: * Ansel Adams+ * Imogen Cunningham+ * John Paul Edwards+ * Consuelo… … Wikipedia
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Derived functor — In mathematics, certain functors may be derived to obtain other functors closely related to the original ones. This operation, while fairly abstract, unifies a number of constructions throughout mathematics. Contents 1 Motivation 2 Construction… … Wikipedia
Group cohomology — This article is about homology and cohomology of a group. For homology or cohomology groups of a space or other object, see Homology (mathematics). In abstract algebra, homological algebra, algebraic topology and algebraic number theory, as well… … Wikipedia
Group B — The Group B referred to a set of regulations introduced in 1982 for competition vehicles in sportscar racing and rally racing regulated by the FIA. The Group B regulations fostered some of the quickest, most powerful and sophisticated rally cars… … Wikipedia
Group A — In relation to motorsport governed by the FIA, Group A referred to a set of regulations providing production derived vehicles for outright competition. In contrast to the short lived Group B and the Group C, the Group A referred to production… … Wikipedia
Derived trait — For the use of the word in object oriented programming, see Inheritance (object oriented programming). In phylogenetics, a derived trait is a trait that is present in an organism, but was absent in the last common ancestor of the group being… … Wikipedia
group therapy — psychotherapy in which a number of patients discuss their problems together, usually under the leadership of a therapist, using shared knowledge and experiences to provide constructive feedback about maladaptive behavior. [1940 45] * * * Form of… … Universalium
