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method of saddle points

См. также в других словарях:

  • Saddle — A saddle is a supportive structure for a rider or other load, fastened to an animal s back by a girth. The most common type is the equestrian saddle designed for a horse, but specialized saddles have been created for camels and other creatures.… …   Wikipedia

  • Conjugate residual method — The conjugate residual method is an iterative numeric method used for solving systems of linear equations. It s a Krylov subspace method very similar to the much more popular conjugate gradient method, with similar construction and convergence… …   Wikipedia

  • English saddle — English saddles are used to ride horses in English riding disciplines throughout the world. The discipline is not limited to England or English speaking countries. This style of saddle used in all of the Olympic and FEI equestrian disciplines,… …   Wikipedia

  • Newton's method in optimization — A comparison of gradient descent (green) and Newton s method (red) for minimizing a function (with small step sizes). Newton s method uses curvature information to take a more direct route. In mathematics, Newton s method is an iterative method… …   Wikipedia

  • Welch's method — In physics, engineering, and applied mathematics, Welch s method, named after P.D. Welch, is used for estimating the power of a signal vs. frequency, reducing noise compared to the methods it is based upon. Welch s method is based on the concept… …   Wikipedia

  • Lagrange multiplier — Figure 1: Find x and y to maximize f(x,y) subject to a constraint (shown in red) g(x,y) = c …   Wikipedia

  • Marching squares — is a computer graphics algorithm that generates contours for a two dimensional scalar field (rectangular array of individual numerical values). A similar method can be used to contour 2D triangle meshes. The contours can be of two kinds: Isolines …   Wikipedia

  • Transition state — The transition state of a chemical reaction is a particular configuration along the reaction coordinate. It is defined as the state corresponding to the highest energy along this reaction coordinate. At this point, assuming a perfectly… …   Wikipedia

  • Earnshaw's theorem — states that a collection of point charges cannot be maintained in a stable stationary equilibrium configuration solely by the electrostatic interaction of the charges. This was first proven by Samuel Earnshaw in 1842. It is usually referenced to… …   Wikipedia

  • Minimax eversion — In geometry, minimax eversions are a class of sphere eversions, constructed by using half way models. It is a variational method, and consists of special homotopies (they are shortest paths with respect to Willmore energy); contrast with Thurston …   Wikipedia

  • Field-theoretic simulation — A field theoretic simulation is a numerical strategy to calculate structure and physical properties of a many particle system within the framework of a statistical field theory, like e.g. a polymer field theory. A convenient possibility is to use …   Wikipedia

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