countable group
Смотреть что такое "countable group" в других словарях:
group — [gruːp] noun [countable] 1. also group of companies ORGANIZATIONS a large business organization that consists of several companies that all have the same owner: • Burmah Castrol, the lubricants group • the sale of the Rover Group to BMW … Financial and business terms
group of companies — ˌgroup of ˈcompanies noun groups of companies PLURALFORM [countable] ORGANIZATIONS another name for a group1 * * * group of companies UK US noun [C] ► GROUP(Cf. ↑ … Financial and business terms
Group algebra — This page discusses topological algebras associated to topological groups; for the purely algebraic case of discrete groups see group ring. In mathematics, the group algebra is any of various constructions to assign to a locally compact group an… … Wikipedia
group — I UK [ɡruːp] / US [ɡrup] noun [countable] Word forms group : singular group plural groups *** 1) a) a small number of people who are together in the same place: can be followed by a singular or plural verb group of: There was a group of girls… … English dictionary
group captain — noun a commissioned officer (especially one in the Royal Air Force) equivalent in rank to a colonel in the army • Hypernyms: ↑captain, ↑senior pilot * * * noun : an officer (as in the British Royal Air Force) equivalent in rank to a colonel in… … Useful english dictionary
group practice — UK / US noun [countable] Word forms group practice : singular group practice plural group practices a group of doctors or other professional people who work together in the same building … English dictionary
group captain — UK / US noun [countable] Word forms group captain : singular group captain plural group captains an officer of high rank in the British air force … English dictionary
SQ universal group — In mathematics, in the realm of group theory, a countable group is said to be SQ universal if every countable group can be embedded in one of its quotient groups. SQ universality can be thought of as a measure of largeness or complexity of a… … Wikipedia
Algebraically closed group — In mathematics, in the realm of group theory, a group A is algebraically closed if any finite set of equations and inequations that make sense in A already have a solution in A . This idea will be made precise later in the article.Informal… … Wikipedia
Cyclic group — Group theory Group theory … Wikipedia
Abelian group — For other uses, see Abelian (disambiguation). Abelian group is also an archaic name for the symplectic group Concepts in group theory category of groups subgroups, normal subgroups group homomorphisms, kernel, image, quotient direct product,… … Wikipedia
