quasi-group
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Group theory — is a mathematical discipline, the part of abstract algebra that studies the algebraic structures known as groups. The development of group theory sprang from three main sources: number theory, theory of algebraic equations, and geometry. The… … Wikipedia
Group delay and phase delay — Group delay is a measure of the time delay of the amplitude envelopes of the various sinusoidal components of a signal through a device under test, and is a function of frequency for each component. Phase delay is a similar measure of the time… … Wikipedia
Quasi-experimental design — A quasi experiment is a scientific research method primarily used in the social sciences. “Quasi” means likeness or resembling, so therefore quasi experiments share characteristics of true experiments which seek interventions or treatments. The… … Wikipedia
Quasi — For the prefix, see the Wiktionary entry quasi . Quasi Quasi on stage in Chicago Background information Origin … Wikipedia
Quasi-finite field — In mathematics, a quasi finite field is a generalisation of a finite field. Standard local class field theory usually deals with complete fields whose residue field is finite , but the theory applies equally well when the residue field is only… … Wikipedia
Quasi-Monte Carlo methods in finance — High dimensional integrals in hundreds or thousands of variables occur commonly in finance. These integrals have to be computed numerically to within a threshold epsilon. If the integral is of dimension d then in the worst case, where one has a… … Wikipedia
Quasi-algebraically closed field — In mathematics, a field F is called quasi algebraically closed (or C1) if for every non constant homogeneous polynomial P over F has a non trivial zero provided the number of its variables is more than its degree. In other words, if P is a non… … Wikipedia
Group cognition — The concept of group cognition Group cognition is a social, largely linguistic phenomenon whereby a small group of people produce a sequence of utterances that performs a cognitive act. That is, if a similar sequence was uttered or thought by an… … Wikipedia
quasi-stellar object — ¦ ̷ ̷ (ˌ) ̷ ̷ ˌ ̷ ̷ ̷ ̷ noun Etymology: quasi stellar from quasi + stellar (I) : quasar herein * * * /kway zuy stel euhr, kway suy , kwah see , zee / quasar. Abbr.: QSO [1960 65] * * * quasi stellar object … Useful english dictionary
Group scheme — In mathematics, a group scheme is a group object in the category of schemes. That is, it is a scheme G with the equivalent properties* there is a group law expressible as a multiplication μ and inversion map ι on G ; or * G is a functor (as in… … Wikipedia
Quasi-regular representation — In mathematics, quasi regular representation is a concept of representation theory, for a locally compact group G and a homogeneous space G H where H is a closed subgroup. In line with the concepts of regular representation and induced… … Wikipedia
