Concepts

A mathematical idea. It can have more than one definition.

Ideas 6451–6600 of 7386.

Name	Kind	Subject
Collineation	Concept	Geometry
Simplicial complex	Concept	Combinatorics
Martin's axiom	Concept	Mathematical logic and foundations
von Mises–Fisher distribution	Concept	Statistics
Newtonian space	Concept	Functional analysis
Serre's twisting sheaf	Concept	Algebraic geometry
Jeans escape	Concept	Astronomy and astrophysics
X-ray transform	Concept	Integral transforms, operational calculus
Malcev completion	Concept	Topological groups, Lie groups
Zeilberger's algorithm	Concept	Special functions
Operator space	Concept	Operator theory
Minkowski plane	Concept	Geometry
Trigonometric integrals	Concept	Special functions
q-convex manifold	Concept	Several complex variables and analytic spaces
n-skeleton	Concept	Manifolds and cell complexes
Cole–Hopf transformation	Concept	Partial differential equations
Ancillary statistic	Concept	Statistics
Kohn–Rossi cohomology	Concept	Several complex variables and analytic spaces
Fractional Brownian motion	Concept	Probability theory and stochastic processes
Word metric	Concept	Group theory and generalizations
Dual operator	Concept	Operator theory
Hankel singular value	Concept	Systems theory; control
Fortuin–Kasteleyn random cluster model	Concept	Statistical mechanics, structure of matter
Cyclotomic extension	Concept	Field theory and polynomials
Generalized hypergeometric function	Concept	Special functions
Order polynomial	Concept	Order, lattices, ordered algebraic structures
Geometric lattice	Concept	Order, lattices, ordered algebraic structures
Random integral equation	Concept	Integral equations
Hausdorff content	Concept	Measure and integration
Logarithmic kernel	Concept	Potential theory
Dantzig–Wolfe decomposition	Concept	Operations research, mathematical programming
Clenshaw–Curtis quadrature	Concept	Numerical analysis
Bayes risk	Concept	Statistics
Self-distributive operation	Concept	Group theory and generalizations
Emissivity	Concept	Classical thermodynamics, heat transfer
Curvelet	Concept	Harmonic analysis on Euclidean spaces
Wasserstein metric	Concept	Calculus of variations and optimal control; optimization
Congestion game	Concept	Game theory, economics, finance, and other social and behavioral sciences
Ore extension	Concept	Associative rings and algebras
Nonexpansive map	Concept	Operator theory
Nonparametric statistics	Concept	Statistics
Cyclic extension	Concept	Field theory and polynomials
Minimal period	Concept	Dynamical systems and ergodic theory
Optical aberration	Concept	Optics, electromagnetic theory
Signed measure	Concept	Measure and integration
Surface	Concept	Manifolds and cell complexes
Stone-type duality for varieties	Concept	General algebraic systems
List coloring	Concept	Combinatorics
Algebraic set	Concept	Algebraic geometry
Seidel aberrations	Concept	Optics, electromagnetic theory
f-ring	Concept	Order, lattices, ordered algebraic structures
Fourier transform on locally compact abelian groups	Concept	Abstract harmonic analysis
Master equation	Concept	Statistical mechanics, structure of matter
Completely monotone function	Concept	Real functions
Lindeberg's condition	Concept	Probability theory and stochastic processes
Risch algorithm	Concept	Computer science
Zeta function regularization	Concept	Number theory
Radon transform	Concept	Integral transforms, operational calculus
Köthe–Toeplitz dual	Concept	Functional analysis
Hom functor	Concept	Category theory; homological algebra
Perfectly normal space	Concept	General topology
Distributed source coding	Concept	Information and communication theory, circuits
Pancharatnam–Berry phase	Concept	Optics, electromagnetic theory
Absolute geometry	Concept	Geometry
Submanifold	Concept	Global analysis, analysis on manifolds
Deformation of complex structure	Concept	Several complex variables and analytic spaces
Angular momentum operator	Concept	Quantum theory
Azumaya algebra	Concept	Associative rings and algebras
Closed operator	Concept	Operator theory
Gibbs phenomenon	Concept	Harmonic analysis on Euclidean spaces
Exposed point	Concept	Convex and discrete geometry
Fuchsian group	Concept	Group theory and generalizations
Linear programming	Concept	Operations research, mathematical programming
Wandering set	Concept	Dynamical systems and ergodic theory
Function approximation	Concept	Approximations and expansions
Algebraic stack	Concept	Algebraic geometry
Model checking	Concept	Computer science
Quantum complexity class BQP	Concept	Computer science
Heat equation	Concept	Partial differential equations
Romberg's method	Concept	Numerical analysis
Logarithmic integral	Concept	Special functions
Kriging	Concept	Statistics
Infinitesimal generator of a Markov process	Concept	Probability theory and stochastic processes
Algebraic combinatorics	Concept	Combinatorics
Gillespie algorithm	Concept	Numerical analysis
Associated Legendre polynomials	Concept	Special functions
Featherstone's algorithm	Concept	Mechanics of particles and systems
Geometric integrator	Concept	Dynamical systems and ergodic theory
Line segment	Concept	Convex and discrete geometry
Coherence	Concept	Optics, electromagnetic theory
Null set	Concept	Measure and integration
Hebbian learning	Concept	Biology and other natural sciences
Rheonomous constraint	Concept	Mechanics of particles and systems
Steenrod square	Concept	Algebraic topology
Eigenvalue perturbation	Concept	Linear and multilinear algebra; matrix theory
Uniform integrability	Concept	Measure and integration
L	Concept	Computer science
Complete elliptic integral of the second kind	Concept	Special functions
Effective medium approximations	Concept	Mechanics of deformable solids
Elliptic surface	Concept	Algebraic geometry
Totally unimodular matrix	Concept	Linear and multilinear algebra; matrix theory
Transfinite diameter	Concept	Potential theory
Interval order	Concept	Order, lattices, ordered algebraic structures
Braided monoidal category	Concept	Category theory; homological algebra
Evanescent field	Concept	Optics, electromagnetic theory
Chemical master equation	Concept	Probability theory and stochastic processes
Isolated hypersurface singularity	Concept	Several complex variables and analytic spaces
Schröder's equation	Concept	Difference and functional equations
Character sum	Concept	Number theory
Grashof number	Concept	Fluid mechanics
Lp spaces on groups	Concept	Abstract harmonic analysis
Supergravity	Concept	Relativity and gravitational theory
Perfect field	Concept	Field theory and polynomials
Gelfand transform	Concept	Functional analysis
Kozai mechanism	Concept	Mechanics of particles and systems
Tensor decomposition	Concept	Linear and multilinear algebra; matrix theory
Hardy–Littlewood maximal function	Concept	Harmonic analysis on Euclidean spaces
Interpolation space	Concept	Functional analysis
Hamiltonian operator	Concept	Quantum theory
Exact couple	Concept	Algebraic topology
Structure formation	Concept	Astronomy and astrophysics
Baskakov operator	Concept	Approximations and expansions
Haar measure	Concept	Measure and integration
Exponential stability	Concept	Ordinary differential equations
Turbulence	Concept	Fluid mechanics
Lax–Friedrichs method	Concept	Numerical analysis
Muller's ratchet	Concept	Biology and other natural sciences
Boolean algebras canonically defined	Concept	Order, lattices, ordered algebraic structures
Basic reproduction number	Concept	Biology and other natural sciences
Synthetic geometry	Concept	Geometry
G-structure	Concept	Differential geometry
Macdonald polynomial	Concept	Combinatorics
Graph minor	Concept	Combinatorics
Whittaker transform	Concept	Integral transforms, operational calculus
Controllable canonical form	Concept	Systems theory; control
Medial magma	Concept	Group theory and generalizations
Cascade algorithm	Concept	Numerical analysis
Mechanical similarity	Concept	Mechanics of particles and systems
Germ	Concept	General topology
Dijkstra's algorithm	Concept	Combinatorics
Theory of computation	Concept	Computer science
Quantum field theory	Concept	Quantum theory
Canonical bundle	Concept	Algebraic geometry
Well-posed problem	Concept	Partial differential equations
Universally closed morphism	Concept	Algebraic geometry
Whittle likelihood	Concept	Statistics
Quine–McCluskey algorithm	Concept	Information and communication theory, circuits
Coefficient of performance	Concept	Classical thermodynamics, heat transfer
Adiabatic flame temperature	Concept	Classical thermodynamics, heat transfer
Free spectrum of a variety	Concept	General algebraic systems