commensurator

commensurator
The number by which two commensurable numbers are divisible an integral number of times

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  • Commensurator — In group theory, a branch of abstract algebra, the commensurator of a subgroup H of a group G is a specific subgroup of G. Contents 1 Definition 2 Properties 3 See also 4 …   Wikipedia

  • commensurator — …   Useful english dictionary

  • Commensurability (mathematics) — This article is about the meaning of commensurable and derived words in mathematics. For other senses, see Commensurability (disambiguation). In mathematics, two non zero real numbers a and b are said to be commensurable if a/b is a rational… …   Wikipedia

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