Group action/Related Articles

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A list of Citizendium articles, and planned articles, about Group action.
See also changes related to Group action, or pages that link to Group action or to this page or whose text contains "Group action".

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Articles related by keyphrases (Bot populated)

  • Algebraic number field [r]: A field extension of the rational numbers of finite degree; a principal object of study in algebraic number theory. [e]
  • Factor system [r]: A function on a group giving the data required to construct an algebra. A factor system constitutes a realisation of the cocycles in the second cohomology group in group cohomology. [e]
  • Noether's theorem [r]: A theorem which states that any differentiable symmetry of the action of a physical system has a corresponding conservation law. [e]
  • Order (group theory) [r]: For a group, its cardinality; for an element of a group, the least positive integer (if one exists) such that raising the element to that power gives the identity. [e]