Gaussian method

См. также в других словарях:

• Gaussian quantum Monte Carlo — is a quantum Monte Carlo method that shows a potential solution to the fermion sign problem without the deficiencies of alternative approaches. Instead of the Hilbert space, this method works in the space of density matrices that can be spanned… …   Wikipedia

• Gaussian elimination — In linear algebra, Gaussian elimination is an algorithm for solving systems of linear equations. It can also be used to find the rank of a matrix, to calculate the determinant of a matrix, and to calculate the inverse of an invertible square… …   Wikipedia

• Gaussian adaptation — Articleissues citations missing = July 2008 COI = y expert = Mathematics notability = July 2008 jargon = July 2008 OR = September 2007 primarysources = July 2008 technical = July 2008Gaussian adaptation (GA) is an evolutionary algorithm designed… …   Wikipedia

• Gaussian orbital — In computational chemistry and molecular physics, Gaussian orbitals (also known as Gaussian type orbitals, GTOs or Gaussians) are functions used as atomic orbitals in the LCAO method for the computation of electron orbitals in molecules.… …   Wikipedia

• Gaussian quadrature — In numerical analysis, a quadrature rule is an approximation of the definite integral of a function, usually stated as a weighted sum of function values at specified points within the domain of integration.(See numerical integration for more on… …   Wikipedia

• Method of image charges — The method of image charges (also known as the method of images and method of mirror charges) is a basic problem solving tool in electrostatics. The name originates from the replacement of certain elements in the original layout with imaginary… …   Wikipedia

• Gaussian grid — A Gaussian grid is used in the earth sciences as a grid for scientific modeling on a sphere (i.e., the approximate shape of the Earth). The grid is rectangular, with a set number of orthogonal coordinates (usually latitude and longitude), such… …   Wikipedia

• Information bottleneck method — The information bottleneck method is a technique introduced by Tishby et al [1] for finding the best tradeoff between accuracy and complexity (compression) when summarizing (e.g. clustering) a random variable X, given a joint probability… …   Wikipedia

• Cartan's equivalence method — In mathematics, Cartan s equivalence method is a technique in differential geometry for determining whether two geometrical structures are the same up to a diffeomorphism. For example, if M and N are two Riemannian manifolds with metrics g and h …   Wikipedia

• Romberg's method — In numerical analysis, Romberg s method Harv|Romberg|1955 generates a triangular array consisting of numerical estimates of the definite integral: int a^b f(x) , dx by using Richardson extrapolation Harv|Richardson|1910 repeatedly on the… …   Wikipedia

• Background field method — In theoretical physics, background field method is a useful procedure to calculate the effective action of a quantum field theory by expanding a quantum field around a classical background value B :: phi(x) = B(x) + eta (x).After this is done,… …   Wikipedia