- quasi-probability
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A concept introduced in order to apply quantum corrections to classical statistical mechanics
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quasi-probability
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Quasi-probability distribution — In the most general form, the dynamics of a quantum mechanical system are determined by a master equation an equationof motion for the density operator (usually written rho;) of thesystem. Although it is possible to directly integrate this… … Wikipedia
Wigner quasi-probability distribution — See also Wigner distribution, a disambiguation page. The Wigner quasi probability distribution (also called the Wigner function or the Wigner Ville distribution) is a special type of quasi probability distribution. It was introduced by Eugene… … Wikipedia
Quasi-set theory — is a formal mathematical theory of collections of indistinguishable objects, mainly motivated by the assumption that certain objects treated in quantum physics are indistinguishable. Quasi set theory is closely related to, yet distinct from,… … Wikipedia
Quasi-likelihood — In statistics, quasi likelihood estimation is one way of allowing for overdispersion, that is, greater variability in the data than would be expected from the statistical model used. It is most often used with models for count data or grouped… … Wikipedia
Quasi-Monte Carlo method — In numerical analysis, a quasi Monte Carlo method is a method for the computation of an integral (or some other problem) that is based on low discrepancy sequences. This is in contrast to a regular Monte Carlo method, which is based on sequences… … Wikipedia
Quasi Fermi level — A Quasi Fermi level is a term used in quantum mechanics and especially in solid state physics to describe the change in charge carrier energy caused by the application of an external electric potential for instance in a semiconductor.When a… … Wikipedia
Negative probability — In 1942, Paul Dirac wrote a paper The Physical Interpretation of Quantum Mechanics [1] where he introduced the concept of negative energies and negative probabilities: Negative energies and probabilities should not be considered as nonsense. They … Wikipedia
Frequency probability — Statistical probability redirects here. For the episode of Star Trek: Deep Space Nine, see Statistical Probabilities. John Venn Frequency probability is the interpretation of probability that defines an event s probability as the limit of its… … Wikipedia
List of statistics topics — Please add any Wikipedia articles related to statistics that are not already on this list.The Related changes link in the margin of this page (below search) leads to a list of the most recent changes to the articles listed below. To see the most… … Wikipedia
List of mathematics articles (Q) — NOTOC Q Q analog Q analysis Q derivative Q difference polynomial Q exponential Q factor Q Pochhammer symbol Q Q plot Q statistic Q systems Q test Q theta function Q Vandermonde identity Q.E.D. QED project QR algorithm QR decomposition Quadratic… … Wikipedia
