perturbed
41Bred vectors — are perturbations, related to Lyapunov vectors, that capture fast growing dynamical instabilities of the solution of a numerical model. They are used, for example, as initial perturbations for ensemble forecasting in numerical weather prediction …
42Purification theorem — In game theory, the purification theorem was contributed by Nobel laureate John Harsanyi in 1973 [J.C. Harsanyi. 1973. Games with randomly disturbed payoffs: a new rationale for mixed strategy equilibrium points. Int. J. Game Theory 2 (1973), pp …
43Stefan Ralescu — Ştefan S. Ralescu (b. 1952 in Bucharest, Romania) is a leading statistician who has made significant contributionsFact|date=March 2007 to the theory of statistical inference, mainly through asymptotic theory. He is a professor of mathematics and… …
44Hans Frauenfelder — Infobox Scientist box width = 300px name = Hans Frauenfelder image size = 300px caption = birth date = June 28, 1922 birth place = Schaffhausen, Switzerland death date = death place = residence = United States citizenship = American nationality …
45УРАВНЕНИЯ СОСТОЯНИЯ — ур ния, выражающие связь между параметрами состояния физически однородной системы при термодинамич. равновесии. Термическое У. с. связывает давление р с объемом Vи т рой T, а для многокомпонентных систем также с составом (молярными долями… …
46spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …
47relaxation phenomenon — ▪ physics and chemistry Introduction in physics and chemistry, an effect related to the delay between the application of an external stress to a system that is, to an aggregation of matter and its response. It may occur in nuclear, atomic,… …
48Relaxation (physics) — In the physical sciences, relaxation usually means the return of a perturbed system into equilibrium. Each relaxation process can be characterized by a relaxation time τ. The simplest theoretical description of relaxation as function of time t is …
49C/2010 X1 — For beliefs regarding a supposed collision between Earth and Comet Elenin, see Nibiru collision. C/2010 X1 (Elenin) Comet Elenin as seen by the STEREO B spacecraft on August 1st, 2011. Discovery Discovered by: Leonid Elenin 0.45 m reflector (H15) …
50Møller–Plesset perturbation theory — Electronic structure methods Tight binding Nearly free electron model Hartree–Fock method Modern valence bond Generalized valence bond Møller–Plesset perturbation th …
