parabolic equation
121Weak formulation — Weak formulations are an important tool for the analysis of mathematical equations that permit the transfer of concepts of linear algebra to solve problems in other fields such as partial differential equations. In a weak formulation, an equation …
122Melting point depression — is a term referring to the phenomenon of reduction of the melting point of a material with reduction of its size. This phenomenon is very prominent in nanoscale materials which melt at temperatures hundreds of degrees lower than bulk… …
123Vecteur de Runge-Lenz — Dans cet article les vecteurs et leurs normes sont indiqués respectivement en gras et italique. Par exemple : . En mécanique classique, le vecteur de Runge Lenz ou invariant de Runge Lenz est un vecteur utilisé principalement pour décrire la …
124Dynamic similarity (Reynolds and Womersley numbers) — Contents 1 Derivation 2 Dynamic similarity use 3 Boundary layer thickness 4 References 5 Exter …
125Melting-point depression — This article deals with melting/freezing point depression due to very small particle size. For depression due to the mixture of another compound, see freezing point depression. Melting point depression is a term referring to the phenomenon of… …
126Maxwell–Boltzmann distribution — Maxwell–Boltzmann Probability density function Cumulative distribution function parameters …
127Quadrique — En mathématiques, et plus précisément en géométrie euclidienne, une quadrique, ou surface quadratique, est une surface de l espace euclidien de dimension 3, lieu des points vérifiant une équation cartésienne de degré 2 Ax2 + By2 + Cz2 + 2Dyz +… …
128Centrifugal force (planar motion) — In classical mechanics, centrifugal force (from Latin centrum center and fugere to flee ) is one of the three so called inertial forces or fictitious forces that enter the equations of motion when Newton s laws are formulated in a non inertial… …
