Definitions
One definition of a concept.
- Concepts 5206
- Definitions 5027
- Statements 3081
- Conjectures 75
- Problems 147
- Examples 431
- Counterexamples 71
- Objects 132
- Proofs 11
- Computations 1
- Topics 1
Ideas 3451–3600 of 5027.
| Name | Kind | Subject |
|---|---|---|
| Convolution | Definition | Abstract harmonic analysis |
| Reduced ring | Definition | Commutative algebra |
| Superadditive function | Definition | Difference and functional equations |
| Renewal theory | Definition | Probability theory and stochastic processes |
| Topological transformation group | Definition | General topology |
| Heegaard Floer homology | Definition | Manifolds and cell complexes |
| Supermartingale | Definition | Probability theory and stochastic processes |
| CAT(k) space | Definition | Differential geometry |
| Peetre K-functional | Definition | Functional analysis |
| Anderson–Darling test | Definition | Statistics |
| Analytical hierarchy | Definition | Mathematical logic and foundations |
| Pluricomplex Green function | Definition | Several complex variables and analytic spaces |
| Spearman's rank correlation coefficient | Definition | Statistics |
| Backward differentiation formula | Definition | Numerical analysis |
| Oka manifold | Definition | Several complex variables and analytic spaces |
| Analytic signal | Definition | Information and communication theory, circuits |
| Envelope of holomorphy | Definition | Several complex variables and analytic spaces |
| Heaviside cover-up method | Definition | Real functions |
| Variance reduction | Definition | Numerical analysis |
| Finsler manifold | Definition | Differential geometry |
| Primary decomposition | Definition | Commutative algebra |
| Dual operator | Definition | Operator theory |
| Curvature of a curve | Definition | Differential geometry |
| Family-wise error rate | Definition | Statistics |
| Locally finite family | Definition | General topology |
| Convex join | Definition | Convex and discrete geometry |
| Place (number field) | Definition | Number theory |
| Bessel potential | Definition | Potential theory |
| Topological entropy | Definition | Dynamical systems and ergodic theory |
| Determinantal ideal | Definition | Commutative algebra |
| Rees matrix semigroup | Definition | Group theory and generalizations |
| Noetherian topological space | Definition | General topology |
| Ultrametric space | Definition | General topology |
| Lamé function | Definition | Special functions |
| Cokernel | Definition | Category theory; homological algebra |
| Schur stable polynomial | Definition | Difference and functional equations |
| j-invariant of an elliptic curve | Definition | Algebraic geometry |
| Inverse limit of algebras | Definition | General algebraic systems |
| Torsion group | Definition | Group theory and generalizations |
| Maxwell's equations | Definition | Partial differential equations |
| Bohr almost periodic function | Definition | Harmonic analysis on Euclidean spaces |
| Analytic index | Definition | Global analysis, analysis on manifolds |
| Subshift of finite type | Definition | Dynamical systems and ergodic theory |
| Image of J | Definition | Algebraic topology |
| Energy drift | Definition | Numerical analysis |
| Modular form | Definition | Number theory |
| Wandering set | Definition | Dynamical systems and ergodic theory |
| Wiener–Hopf equation | Definition | Integral equations |
| Product sigma-algebra | Definition | Measure and integration |
| Homoclinic bifurcation | Definition | Dynamical systems and ergodic theory |
| Parabolic subgroup | Definition | Topological groups, Lie groups |
| Unbounded operator | Definition | Operator theory |
| Statistical learning theory | Definition | Computer science |
| Plurisubharmonic exhaustion function | Definition | Several complex variables and analytic spaces |
| Convergence tests | Definition | Sequences, series, summability |
| Polynomial function | Definition | Real functions |
| Krull dimension of a noncommutative ring | Definition | Associative rings and algebras |
| Index theory | Definition | Global analysis, analysis on manifolds |
| Galois connection | Definition | Order, lattices, ordered algebraic structures |
| Kleinian group | Definition | Functions of a complex variable |
| Gibbs measure | Definition | Dynamical systems and ergodic theory |
| Chebyshev functions | Definition | Number theory |
| Cesàro means of Fourier series | Definition | Harmonic analysis on Euclidean spaces |
| Linear continuum | Definition | General topology |
| Category | Definition | Category theory; homological algebra |
| Unknotting number | Definition | Manifolds and cell complexes |
| Complete atomic Boolean algebra | Definition | Order, lattices, ordered algebraic structures |
| Iterated function | Definition | Dynamical systems and ergodic theory |
| Torus knot | Definition | Manifolds and cell complexes |
| Crystalline cohomology | Definition | Algebraic geometry |
| Flat morphism | Definition | Algebraic geometry |
| Commutative magma | Definition | Group theory and generalizations |
| Congruence-modular variety | Definition | General algebraic systems |
| Markov chain Monte Carlo | Definition | Numerical analysis |
| Nonnegative matrix | Definition | Linear and multilinear algebra; matrix theory |
| Projective algebra | Definition | General algebraic systems |
| Configuration | Definition | Combinatorics |
| Lindenbaum–Tarski algebra | Definition | Mathematical logic and foundations |
| Selberg sieve | Definition | Number theory |
| Filtered back-projection | Definition | Integral transforms, operational calculus |
| Chain map | Definition | Category theory; homological algebra |
| Link of a singularity | Definition | Several complex variables and analytic spaces |
| Loop space | Definition | Algebraic topology |
| Hankel operator | Definition | Operator theory |
| Tight and overtwisted contact structures | Definition | Manifolds and cell complexes |
| I-adic topology | Definition | Commutative algebra |
| Stone–Čech compactification | Definition | General topology |
| Dickey–Fuller test | Definition | Statistics |
| Poisson boundary | Definition | Probability theory and stochastic processes |
| Optimal experimental design | Definition | Statistics |
| Orientation of a manifold | Definition | Manifolds and cell complexes |
| Unification | Definition | Computer science |
| Moving-average model | Definition | Statistics |
| Borel functional calculus | Definition | Operator theory |
| Cohn localization | Definition | Associative rings and algebras |
| Numerical diffusion | Definition | Numerical analysis |
| Nilpotent ideal | Definition | Associative rings and algebras |
| Rarefaction wave | Definition | Partial differential equations |
| Schwarz triangle function | Definition | Special functions |
| Kovacic's algorithm | Definition | Ordinary differential equations |
| Large deviations theory | Definition | Probability theory and stochastic processes |
| Cluster analysis | Definition | Statistics |
| Trigonometric series | Definition | Harmonic analysis on Euclidean spaces |
| Function approximation | Definition | Approximations and expansions |
| Oscillatory solution of a difference equation | Definition | Difference and functional equations |
| Perron method | Definition | Potential theory |
| Simple Lie group | Definition | Topological groups, Lie groups |
| Galerkin method | Definition | Numerical analysis |
| Wiener–Hopf method | Definition | Integral equations |
| Filter | Definition | General topology |
| Generalized method of moments | Definition | Statistics |
| Bounded mean oscillation | Definition | Functions of a complex variable |
| Iwasawa theory | Definition | Number theory |
| Unary algebra | Definition | General algebraic systems |
| Ruelle zeta function | Definition | Dynamical systems and ergodic theory |
| Random integral equation | Definition | Integral equations |
| Fourier integral operator | Definition | Partial differential equations |
| Uniformly most powerful test | Definition | Statistics |
| Zeros of Bessel functions | Definition | Special functions |
| Erlangen program | Definition | Geometry |
| Mikusiński operational calculus | Definition | Integral transforms, operational calculus |
| Fully nonlinear PDE | Definition | Partial differential equations |
| Plücker coordinates | Definition | Geometry |
| Gauss–Kronrod quadrature formula | Definition | Numerical analysis |
| Mellin transform method | Definition | Integral equations |
| Sets of capacity zero | Definition | Potential theory |
| Singular control | Definition | Calculus of variations and optimal control; optimization |
| Runge domain | Definition | Several complex variables and analytic spaces |
| Locally finite measure | Definition | Measure and integration |
| Sum-free set | Definition | Number theory |
| Computably enumerable set | Definition | Mathematical logic and foundations |
| Commuting matrices | Definition | Linear and multilinear algebra; matrix theory |
| Piecewise linear manifold | Definition | Manifolds and cell complexes |
| Principal symbol | Definition | Partial differential equations |
| Kendall rank correlation coefficient | Definition | Statistics |
| Complex Monge–Ampère operator | Definition | Several complex variables and analytic spaces |
| Semisimple ring | Definition | Associative rings and algebras |
| Perimeter of a set | Definition | Calculus of variations and optimal control; optimization |
| Octahedral axiom | Definition | Category theory; homological algebra |
| Perfect field | Definition | Field theory and polynomials |
| Morse function | Definition | Manifolds and cell complexes |
| Integral equation of the third kind | Definition | Integral equations |
| Semimartingale | Definition | Probability theory and stochastic processes |
| Infinitary operation | Definition | General algebraic systems |
| Mittag-Leffler function | Definition | Special functions |
| Jackson integral | Definition | Combinatorics |
| Torsion of a curve | Definition | Differential geometry |
| Resurgent function | Definition | Ordinary differential equations |
| Uniserial module | Definition | Associative rings and algebras |
| Formalism | Definition | Mathematical logic and foundations |