difference scheme

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• Nonstandard finite difference scheme — Nonstandard finite difference schemes is a general set of methods in numerical analysis that gives numerical solutions to differential equations by constructing a discrete model. The general rules for such schemes are not precisely known.[1] [2]… …   Wikipedia

• difference — dif|fer|ence [ dıf(ə)rəns ] noun *** 1. ) count or uncount something that makes one thing or person not the same as another thing or person: cultural/social/political differences difference between: What s the difference between these two… …   Usage of the words and phrases in modern English

• difference*/*/*/ — [ˈdɪfrəns] noun 1) [C/U] something that makes one person or thing not the same as another person or thing Ant: similarity cultural/social/political differences[/ex] What s the difference between these two computers?[/ex] There s a big difference… …   Dictionary for writing and speaking English

• MUSCL scheme — MUSCL stands for Monotone Upstream centered Schemes for Conservation Laws , and the term was introduced in a seminal paper by Bram van Leer (van Leer, 1979). In this paper he constructed the first high order , total variation diminishing (TVD)… …   Wikipedia

• Upwind scheme — In computational fluid dynamics, the upwind schemes are any of a class of discretization methods to solve hyperbolic partial differential equations numerically. The wave equation, the advection equation, the Euler equations in fluid dynamics, etc …   Wikipedia

• Finite difference — A finite difference is a mathematical expression of the form f(x + b) − f(x + a). If a finite difference is divided by b − a, one gets a difference quotient. The approximation of derivatives by finite differences… …   Wikipedia

• Godunov's scheme — is a conservative numerical scheme, suggested by S. K. Godunov in 1959, for solving partial differential equations. In this method, the conservative variables are considered as piecewise constant over the mesh cells at each time step and the time …   Wikipedia

• Finite difference method — In mathematics, finite difference methods are numerical methods for approximating the solutions to differential equations using finite difference equations to approximate derivatives. Intuitive derivation Finite difference methods approximate the …   Wikipedia

• Collective investment scheme — The values and performance of collective funds are listed in newspapers A collective investment scheme is a way of investing money alongside other investors in order to benefit from the inherent advantages of working as part of a group. These… …   Wikipedia

• Finite-difference time-domain method — Finite difference time domain (FDTD) is a popular computational electrodynamics modeling technique. It is considered easy to understand and easy to implement in software. Since it is a time domain method, solutions can cover a wide frequency… …   Wikipedia

• Pharmaceutical Benefits Scheme — The Pharmaceutical Benefits Scheme or PBS is a program of the Australian Government that provides subsidised prescription drugs to residents of Australia. The PBS ensures that all Australians have affordable and reliable access to a wide range of …   Wikipedia