- Ritz variational principle
- вариационный принцип Ритца
English-russian dictionary of physics. 2013.
English-russian dictionary of physics. 2013.
Variational method (quantum mechanics) — The variational method is, in quantum mechanics, one way of finding approximations to the lowest energy eigenstate or ground state, and some excited states. The basis for this method is the variational principle. Introduction Suppose we are given … Wikipedia
Min-max theorem — Variational theorem redirects here. The term is also sometimes applied to the variational principle. In linear algebra and functional analysis, the min max theorem, or variational theorem, or Courant–Fischer–Weyl min max principle, is a result… … Wikipedia
Calculus of variations — is a field of mathematics that deals with extremizing functionals, as opposed to ordinary calculus which deals with functions. A functional is usually a mapping from a set of functions to the real numbers. Functionals are often formed as definite … Wikipedia
List of numerical analysis topics — This is a list of numerical analysis topics, by Wikipedia page. Contents 1 General 2 Error 3 Elementary and special functions 4 Numerical linear algebra … Wikipedia
Boris Galerkin — Boris Grigoryevich Galerkin ( ru. Борис Григорьевич Галёркин, surname more accurately romanized as Galyorkin; OldStyleDate|March 4|1871|February 20, 1871 – July 12, 1945), born in Polozk, Belarus, was a mathematician and an… … Wikipedia