stable convergence
41Enlargement of the eurozone — is currently a policy of the European Central Bank, enforced by EU treaties. The first expansion was that of Greece, the currency of which was not irrevocably fixed against the euro until 2001, however, Greece exchanged its physical currency on 1 …
42Economy of Mexico — Going clockwise and starting from the upper left image: Port of Veracruz, Puerta de Hierro in Guadalajara Business District, Mastretta MXT automobile by Mexican automaker Mastretta, Pemex Oil platform in the …
43Wilkinson's polynomial — In numerical analysis, Wilkinson s polynomial is a specific polynomial which was used by James H. Wilkinson in 1963 to illustrate a difficulty when finding the root of a polynomial: the location of the roots can be very sensitive to perturbations …
44Spectral sequence — In the area of mathematics known as homological algebra, especially in algebraic topology and group cohomology, a spectral sequence is a means of computing homology groups by taking successive approximations. Spectral sequences are a… …
45atmosphere — atmosphereless, adj. /at meuhs fear /, n., v., atmosphered, atmosphering. n. 1. the gaseous envelope surrounding the earth; the air. 2. this medium at a given place. 3. Astron. the gaseous envelope surrounding a heavenly body. 4. Chem. any… …
46Fixed point iteration — In numerical analysis, fixed point iteration is a method of computing fixed points of iterated functions.More specifically, given a function f defined on the real numbers with real values and given a point x 0 in the domain of f, the fixed point… …
47United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
48Newton's method — In numerical analysis, Newton s method (also known as the Newton–Raphson method), named after Isaac Newton and Joseph Raphson, is a method for finding successively better approximations to the roots (or zeroes) of a real valued function. The… …
49Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
50AÉRODYNAMIQUE — L’aérodynamique, dont l’étymologie évoque immédiatement l’action de l’air en mouvement, est la science qui étudie les différents aspects de cette action, notamment les forces, pressions et moments qui résultent du déplacement des corps dans… …
