element of distance
21Élément orbital — Orbite Pour les articles homonymes, voir Orbite (homonymie). Orbite circulaire de deux corps de masse différentes autour de leur barycentre (croix rouge). En mécanique céleste, une orbite est la trajectoire …
22Magnetic element — Element El e*ment, n. [F. [ e]l[ e]ment, L. elementum.] 1. One of the simplest or essential parts or principles of which anything consists, or upon which the constitution or fundamental powers of anything are based. [1913 Webster] 2. One of the… …
23La distance orthoscopique — Distance orthoscopique Note : Il est vivement conseillé de consulter également les articles suivants : Diaphragme Performances de l œil Iris et diaphragme Distance orthoscopique Flou, netteté et contraste Profondeur de foyer Profondeur… …
24Ardoise (élément de couverture) — Pour les articles homonymes, voir Ardoise (homonymie). L ardoise est un petit élément de couverture des bâtiments, façonné par débit et fente de certains schistes fins dits ardoisiers. Toits de Lag …
25rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 …
26Enseignement à distance — Télé enseignement Le télé enseignement (forme particulière d enseignement à distance) est une application adaptée notamment à l enseignement spécialisé, soit dans les universités, permettant de bénéficier des meilleurs cours existants, soit comme …
27chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… …
28Discrete element method — A discrete element method (DEM), also called a distinct element method is any of family of numerical methods for computing the motion of a large number of particles of micrometre scale size and above. Though DEM is very closely related to… …
29Levenshtein distance — In information theory and computer science, the Levenshtein distance is a string metric for measuring the amount of difference between two sequences. The term edit distance is often used to refer specifically to Levenshtein distance. The… …
30transition element — Chem. any element in any of the series of elements with atomic numbers 21 29, 39 47, 57 79, and 89 107, that in a given inner orbital has less than a full quota of electrons. Also called transition metal. [1920 25] * * * Any chemical element with …
