Concepts
A mathematical idea. It can have more than one definition.
- Concepts 7386
- Definitions 7188
- Statements 3987
- Conjectures 117
- Problems 256
- Examples 672
- Counterexamples 88
- Objects 168
- Proofs 70
- Computations 1
- Topics 1
Ideas 6901–7050 of 7386.
| Name | Kind | Subject |
|---|---|---|
| Plateau–Rayleigh instability | Concept | Fluid mechanics |
| Colombeau algebra | Concept | Functional analysis |
| Cluster expansion | Concept | Statistical mechanics, structure of matter |
| Elliptic cohomology | Concept | Algebraic topology |
| Train track | Concept | Manifolds and cell complexes |
| Repeated game | Concept | Game theory, economics, finance, and other social and behavioral sciences |
| Linear matrix inequality | Concept | Linear and multilinear algebra; matrix theory |
| Polyharmonic spline | Concept | Approximations and expansions |
| Landau theory | Concept | Statistical mechanics, structure of matter |
| Normal fan | Concept | Convex and discrete geometry |
| Cryptographic hash function | Concept | Information and communication theory, circuits |
| Algebraic curve | Concept | Algebraic geometry |
| p-Laplacian | Concept | Partial differential equations |
| Semisimple Lie group | Concept | Topological groups, Lie groups |
| Canonical coordinates | Concept | Mechanics of particles and systems |
| Function field | Concept | Field theory and polynomials |
| Empirical process | Concept | Probability theory and stochastic processes |
| Grunsky matrix | Concept | Functions of a complex variable |
| Equidistribution modulo one | Concept | Number theory |
| Schwarz triangle function | Concept | Special functions |
| Cosmological perturbation theory | Concept | Relativity and gravitational theory |
| Néron–Severi group | Concept | Algebraic geometry |
| Hyperbolic conservation law | Concept | Partial differential equations |
| Implied volatility | Concept | Game theory, economics, finance, and other social and behavioral sciences |
| Sumset | Concept | Number theory |
| Factorization of polynomials over finite fields | Concept | Number theory |
| Fin heat transfer | Concept | Classical thermodynamics, heat transfer |
| Hemicontinuity | Concept | General topology |
| Dirac equation | Concept | Partial differential equations |
| Branch point | Concept | Functions of a complex variable |
| Polynomial operation | Concept | General algebraic systems |
| Nuclear operator | Concept | Operator theory |
| Contraction semigroup | Concept | Operator theory |
| Brunt–Väisälä frequency | Concept | Fluid mechanics |
| Optical soliton | Concept | Optics, electromagnetic theory |
| Intuitionism | Concept | Mathematical logic and foundations |
| ADM energy | Concept | Relativity and gravitational theory |
| Pseudovariety | Concept | General algebraic systems |
| Paradoxical decomposition | Concept | Abstract harmonic analysis |
| Magnetic field | Concept | Optics, electromagnetic theory |
| Hotelling's T-squared distribution | Concept | Statistics |
| Order parameter | Concept | Statistical mechanics, structure of matter |
| Amalgamation property | Concept | Mathematical logic and foundations |
| Transverse isotropy | Concept | Mechanics of deformable solids |
| Low-discrepancy sequence | Concept | Number theory |
| Green's function of a Markov process | Concept | Probability theory and stochastic processes |
| Dirichlet process | Concept | Probability theory and stochastic processes |
| Homology with coefficients | Concept | Algebraic topology |
| Weyl–Titchmarsh theory | Concept | Ordinary differential equations |
| Cardinal points of an optical system | Concept | Optics, electromagnetic theory |
| Rational variety | Concept | Algebraic geometry |
| Coroot | Concept | Nonassociative rings and algebras |
| Linear-fractional programming | Concept | Operations research, mathematical programming |
| Well-powered category | Concept | Category theory; homological algebra |
| Gromov–Witten invariant | Concept | Algebraic geometry |
| Cardinal function | Concept | General topology |
| Semiprimary ring | Concept | Associative rings and algebras |
| Holographic principle | Concept | Relativity and gravitational theory |
| Stability radius | Concept | Systems theory; control |
| Dynamical billiards | Concept | Dynamical systems and ergodic theory |
| Cobb–Douglas production function | Concept | Game theory, economics, finance, and other social and behavioral sciences |
| Numerical range | Concept | Operator theory |
| Seismic anisotropy | Concept | Geophysics |
| Prandtl boundary layer equations | Concept | Fluid mechanics |
| Reed–Muller code | Concept | Information and communication theory, circuits |
| Delta derivative on a time scale | Concept | Real functions |
| Tilting theory | Concept | Associative rings and algebras |
| Elliptic operator | Concept | Operator theory |
| Bondi mass | Concept | Relativity and gravitational theory |
| Umbilical point | Concept | Differential geometry |
| Piezoelectricity | Concept | Mechanics of deformable solids |
| Sequence space | Concept | Functional analysis |
| Radial basis function interpolation | Concept | Numerical analysis |
| Toric ideal | Concept | Commutative algebra |
| Homotopy equivalence | Concept | Algebraic topology |
| Kummer theory | Concept | Number theory |
| Mathematical statistics | Concept | Statistics |
| Tidal harmonic constituents | Concept | Geophysics |
| Finite-dimensional distributions | Concept | Probability theory and stochastic processes |
| Connected sum | Concept | Manifolds and cell complexes |
| Poisson–Mellin–Newton cycle | Concept | Integral transforms, operational calculus |
| Simple random sample | Concept | Statistics |
| Gaussian beam | Concept | Optics, electromagnetic theory |
| Primitive permutation group | Concept | Group theory and generalizations |
| Falling and rising factorials | Concept | Combinatorics |
| Liouville property of graphs | Concept | Potential theory |
| Monotone operator | Concept | Operator theory |
| Hahn polynomials | Concept | Special functions |
| Pseudoanalytic function | Concept | Functions of a complex variable |
| q-Pochhammer symbol | Concept | Combinatorics |
| Szegő kernel | Concept | Several complex variables and analytic spaces |
| Universal cover | Concept | Manifolds and cell complexes |
| Mal'cev term | Concept | General algebraic systems |
| Algebraic K-theory of schemes | Concept | K-theory |
| Map projection | Concept | Geophysics |
| Newton series | Concept | Difference and functional equations |
| Monomorphism | Concept | Category theory; homological algebra |
| Homotopy principle | Concept | Global analysis, analysis on manifolds |
| Iwasawa theory | Concept | Number theory |
| Enriques surface | Concept | Algebraic geometry |
| Fredholm module | Concept | K-theory |
| Intermittency in turbulence | Concept | Fluid mechanics |
| Dolbeault cohomology | Concept | Several complex variables and analytic spaces |
| Deflection of the vertical | Concept | Geophysics |
| Cavity resonator | Concept | Optics, electromagnetic theory |
| Gravitational microlensing | Concept | Astronomy and astrophysics |
| Evolute | Concept | Differential geometry |
| Weissenberg number | Concept | Fluid mechanics |
| Class | Concept | Mathematical logic and foundations |
| Aharonov–Bohm effect | Concept | Quantum theory |
| Parity-check matrix | Concept | Information and communication theory, circuits |
| Class VII surface | Concept | Several complex variables and analytic spaces |
| Massive gravity | Concept | Relativity and gravitational theory |
| Riccati differential equation of optimal control | Concept | Calculus of variations and optimal control; optimization |
| Intersection body | Concept | Convex and discrete geometry |
| Four-velocity | Concept | Relativity and gravitational theory |
| Galerkin method | Concept | Numerical analysis |
| Scleronomous constraint | Concept | Mechanics of particles and systems |
| Score test | Concept | Statistics |
| Hurwitz polynomial | Concept | Real functions |
| Identical particles | Concept | Quantum theory |
| Perimeter of a set | Concept | Calculus of variations and optimal control; optimization |
| Sine and cosine series | Concept | Harmonic analysis on Euclidean spaces |
| General covariance | Concept | Relativity and gravitational theory |
| Injectivity radius | Concept | Differential geometry |
| Glimm scheme | Concept | Partial differential equations |
| Castelnuovo–Mumford regularity | Concept | Commutative algebra |
| Hurewicz fibration | Concept | Algebraic topology |
| Circle average | Concept | Potential theory |
| Homogeneity equation | Concept | Difference and functional equations |
| Lagrange polynomial | Concept | Approximations and expansions |
| Complex torus | Concept | Algebraic geometry |
| Flat norm | Concept | Calculus of variations and optimal control; optimization |
| Bounded symmetric domain | Concept | Several complex variables and analytic spaces |
| Cheeger constant | Concept | Combinatorics |
| Brody hyperbolicity | Concept | Several complex variables and analytic spaces |
| Kerr effect | Concept | Optics, electromagnetic theory |
| Exponential map | Concept | Differential geometry |
| Rewriting system | Concept | Computer science |
| Shannon entropy | Concept | Information and communication theory, circuits |
| Non-uniform rational B-spline | Concept | Numerical analysis |
| Positive-real function | Concept | Systems theory; control |
| Hazard function | Concept | Statistics |
| E-theory | Concept | K-theory |
| Measure with density | Concept | Measure and integration |
| Beta reduction | Concept | Mathematical logic and foundations |
| Abelian category | Concept | Category theory; homological algebra |
| Mathematical biology | Concept | Biology and other natural sciences |
| Bertrand competition | Concept | Game theory, economics, finance, and other social and behavioral sciences |
| Rigid analytic space | Concept | Algebraic geometry |