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matrix formalism

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  • Abeles matrix formalism — The Abeles matrix method is a computationally fast and easy way to calculate the specular reflectivity from a stratified interface, as a function of the perpendicular momentum transfer, Qz .Application Q z=frac{4pi}{lambda}sin heta=2k z Where θ… …   Wikipedia

  • Matrix mechanics — Quantum mechanics Uncertainty principle …   Wikipedia

  • Matrix coefficient — In mathematics, a matrix coefficient (or matrix element) is a function on a group of a special form, which depends on a linear representation of the group and additional data. For the case of a finite group, matrix coefficients express the action …   Wikipedia

  • Scattering Matrix Method — In computational electromagnetics, Scattering Matrix Method (SMM) is a numerical method used to solve the Maxwells equations.PrinciplesSMM uses cylinders to model dielectric/metal objects in the domain. The total field/scattered field (TF/SF)… …   Wikipedia

  • Ray transfer matrix analysis — (also known as ABCD matrix analysis) is a type of ray tracing technique used in the design of some optical systems, particularly lasers. It involves the construction of a ray transfer matrix which describes the optical system; tracing of a light… …   Wikipedia

  • Parameterized post-Newtonian formalism — Post Newtonian formalism is a calculational tool that expresses Einstein s (nonlinear) equations of gravity in terms of the lowest order deviations from Newton s theory. This allows approximations to Einstein s equations to be made in the case of …   Wikipedia

  • GENERIC formalism — In non equilibrium thermodynamics, GENERIC is an acronym for General Equation for Non Equilibrium Reversible Irreversible Coupling. It is the general form of dynamic equation for a system with both reversible and irreversible dynamics (generated… …   Wikipedia

  • Rotation matrix — In linear algebra, a rotation matrix is a matrix that is used to perform a rotation in Euclidean space. For example the matrix rotates points in the xy Cartesian plane counterclockwise through an angle θ about the origin of the Cartesian… …   Wikipedia

  • Block matrix — In the mathematical discipline of matrix theory, a block matrix or a partitioned matrix is a matrix broken into sections called blocks. Looking at it another way, the matrix is written in terms of smaller matrices.[1] We group the rows and… …   Wikipedia

  • Density matrix — Mixed state redirects here. For the psychiatric condition, see Mixed state (psychiatry). In quantum mechanics, a density matrix is a self adjoint (or Hermitian) positive semidefinite matrix (possibly infinite dimensional) of trace one, that… …   Wikipedia

  • Transfer-matrix method (optics) — The transfer matrix method is a method used in optics and acoustics to analyze the propagation of electromagnetic or acoustic waves through a stratified (layered) medium. [Born, M.; Wolf, E., Principles of optics: electromagnetic theory of… …   Wikipedia

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