Détermination d'une structure cristalline — La détermination d une structure cristalline consiste, de manière générale, à déterminer, pour un cristal de structure inconnue, les paramètres de sa maille conventionnelle, son réseau de Bravais, son groupe d espace et la position des atomes… … Wikipédia en Français
determination — I (New American Roget s College Thesaurus) n. resolution, will, firmness; judgment; measurement. II (Roget s IV) n. 1. [The act of determining] Syn. ascertainment, perception, measurement, resolution; see judgment 2 , 3 . 2. [Firmness of mind]… … English dictionary for students
Hidden surface determination — In 3D computer graphics, hidden surface determination (also known as hidden surface removal (HSR), occlusion culling (OC) or visible surface determination (VSD)) is the process used to determine which surfaces and parts of surfaces are not… … Wikipedia
Phase problem — The phase problem is the name given to the problem of loss of information (the phase) from a physical measurement. The name itself comes from the field of x ray crystallography, where the phase problem has to be solved for the determination of a… … Wikipedia
isoperimetric problem — ▪ mathematics in mathematics, the determination of the shape of the closed plane curve having a given length and enclosing the maximum area. (In the absence of any restriction on shape, the curve is a circle.) The calculus of variations… … Universalium
Coefficient of determination — In statistics, the coefficient of determination R2 is used in the context of statistical models whose main purpose is the prediction of future outcomes on the basis of other related information. It is the proportion of variability in a data set… … Wikipedia
Orbit determination — is a branch of astronomy specialised in calculating, and hence predicting, the orbits of objects such as moons, planets, and spacecraft . These orbits could be orbiting the Earth, or other bodies. The determination of the orbit of newly observed… … Wikipedia
Undecidable problem — In computability theory and computational complexity theory, an undecidable problem is a decision problem for which it is impossible to construct an algorithm that leads to a yes or no answer the problem is not decidable.A decision problem is any … Wikipedia
Principal-agent problem — In political science and economics, the principal agent problem or agency dilemma treats the difficulties that arise under conditions of incomplete and asymmetric information when a principal hires an agent. Various mechanisms may be used to try… … Wikipedia
Boundary value problem — In mathematics, in the field of differential equations, a boundary value problem is a differential equation together with a set of additional restraints, called the boundary conditions. A solution to a boundary value problem is a solution to the… … Wikipedia
Commission for the Determination of Place Names — Areas affected by the decisions of the Committee shown in dark yellow (Former Eastern Territories) and grey (Free City of Danzig) The Commission for the Determination of Place Names (Polish: Komisja Ustalania Nazw Miejscowości) was a commission… … Wikipedia