numerical simulation

См. также в других словарях:

• Direct numerical simulation — A direct numerical simulation (DNS)[1] is a simulation in computational fluid dynamics in which the Navier Stokes equations are numerically solved without any turbulence model. This means that the whole range of spatial and temporal scales of the …   Wikipedia

• Numerical relativity — is one of the branches of general relativity that uses numerical methods and algorithms to solve and analyze problems. To this end, supercomputers are often employed to study black holes, gravitational waves, neutron stars and many other… …   Wikipedia

• Simulation numerique directe — Simulation numérique directe La Simulation Numérique Directe (SND, ou DNS acronyme anglais de Direct Numerical Simulation) est une simulation servant à la mécanique des fluides numérique. Elle permet une approche de la turbulence où toutes les… …   Wikipédia en Français

• Numerical weather prediction — Weather models use systems of differential equations based on the laws of …   Wikipedia

• Simulation — Simulator redirects here. For other uses, see Simulator (disambiguation). For other uses, see Simulation (disambiguation). Not to be confused with Stimulation. Wooden mechanical horse simulator during WWI. Simulation is the imitation of some real …   Wikipedia

• Numerical sign problem — The numerical sign problem refers to the difficulty of numerically evaluating the integral of a highly oscillatory function of a large number of variables. Numerical methods fail because of the near cancellation of the positive and negative… …   Wikipedia

• Simulation numérique directe — La Simulation Numérique Directe (SND, ou DNS acronyme anglais de Direct Numerical Simulation) est une simulation servant à la mécanique des fluides numérique. Elle permet une approche de la turbulence où toutes les structures tourbillonnaires… …   Wikipédia en Français

• Numerical diffusion — is a difficulty with computer simulations of continua (such as fluids) wherein the simulated medium exhibits a higher diffusivity than the true medium. This phenomenon can be particularly egregious when the system should not be diffusive at all,… …   Wikipedia

• Numerical resistivity — is a problem in computer simulations of ideal magnetohydrodynamics (MHD). It is a form of numerical diffusion. In near ideal MHD systems, the magnetic field can diffuse only very slowly through the plasma or fluid of the system; it is rate… …   Wikipedia

• Numerical model of the Solar System — A numerical model of the Solar System is a set of mathematical equations, which, when solved, give the approximate positions of the planets as a function of time. Attempts to create such a model established the more general field of celestial… …   Wikipedia

• Numerical model of solar system — A numerical model of the solar system is a set of mathematical equations, which, when solved, give the approximate positions of the planets as a function of time. Attempts to create such a model established the more general field of celestial… …   Wikipedia