Concepts
A mathematical idea. It can have more than one definition.
- Concepts 5206
- Definitions 5027
- Statements 3081
- Conjectures 75
- Problems 147
- Examples 431
- Counterexamples 71
- Objects 132
- Proofs 11
- Computations 1
- Topics 1
Ideas 2851–3000 of 5206.
| Name | Kind | Subject |
|---|---|---|
| Canonical correlation | Concept | Statistics |
| Residue calculus for Laplace inversion | Concept | Integral transforms, operational calculus |
| Invertible ideal | Concept | Commutative algebra |
| Graded manifold | Concept | Global analysis, analysis on manifolds |
| ℓ-adic cohomology | Concept | Algebraic geometry |
| Involute | Concept | Differential geometry |
| Kloosterman sum | Concept | Number theory |
| Semianalytic set | Concept | Several complex variables and analytic spaces |
| Proximal operator | Concept | Operations research, mathematical programming |
| Weak equivalence | Concept | Category theory; homological algebra |
| Self-avoiding walk | Concept | Statistical mechanics, structure of matter |
| Indecomposable module | Concept | Associative rings and algebras |
| Singular integral equation | Concept | Integral equations |
| Residuated lattice | Concept | Order, lattices, ordered algebraic structures |
| L-estimator | Concept | Statistics |
| Lie pseudogroup | Concept | Global analysis, analysis on manifolds |
| Fréchet mean | Concept | Statistics |
| Ramanujan summation | Concept | Sequences, series, summability |
| Transcendence basis | Concept | Field theory and polynomials |
| Kirby–Siebenmann class | Concept | Manifolds and cell complexes |
| Maximal order | Concept | Associative rings and algebras |
| Lawvere–Tierney topology | Concept | Category theory; homological algebra |
| Energy of a map between Riemannian manifolds | Concept | Global analysis, analysis on manifolds |
| Kernel pair | Concept | Category theory; homological algebra |
| Functional square root | Concept | Difference and functional equations |
| Zariski tangent space | Concept | Algebraic geometry |
| Order of a PDE | Concept | Partial differential equations |
| Local time | Concept | Probability theory and stochastic processes |
| Monomial order | Concept | Commutative algebra |
| Birth–death process | Concept | Probability theory and stochastic processes |
| Prime ideal in a noncommutative ring | Concept | Associative rings and algebras |
| Holomorphy on Banach spaces | Concept | Functional analysis |
| Limit point compact space | Concept | General topology |
| Lyapunov function for a difference equation | Concept | Difference and functional equations |
| Time series | Concept | Statistics |
| Generalized convolution of an integral transform | Concept | Integral transforms, operational calculus |
| Profunctor | Concept | Category theory; homological algebra |
| Lerch zeta function | Concept | Number theory |
| H-space | Concept | Algebraic topology |
| Gateaux derivative | Concept | Functional analysis |
| Fox H-function | Concept | Special functions |
| Influence function | Concept | Statistics |
| Basic hypergeometric series | Concept | Special functions |
| Wolff potential | Concept | Potential theory |
| Chow group | Concept | Algebraic geometry |
| Mutually singular measures | Concept | Measure and integration |
| Fréchet manifold | Concept | Global analysis, analysis on manifolds |
| Repair radii and villainy | Concept | Combinatorics |
| Magnus expansion | Concept | Ordinary differential equations |
| Affine plane | Concept | Geometry |
| Shooting method | Concept | Numerical analysis |
| Barrier | Concept | Potential theory |
| Bohr almost periodic function | Concept | Harmonic analysis on Euclidean spaces |
| Heegaard splitting | Concept | Manifolds and cell complexes |
| Stratonovich integral | Concept | Probability theory and stochastic processes |
| Bifurcation in a family of maps | Concept | Difference and functional equations |
| Prevariety | Concept | General algebraic systems |
| Bedford–Taylor theory | Concept | Several complex variables and analytic spaces |
| Dirichlet boundary condition | Concept | Ordinary differential equations |
| Differential Galois theory | Concept | Field theory and polynomials |
| Cohomological dimension of a group | Concept | Group theory and generalizations |
| Foundations of mathematics | Concept | Mathematical logic and foundations |
| Integral current | Concept | Calculus of variations and optimal control; optimization |
| Kruskal–Wallis test | Concept | Statistics |
| Double layer potential | Concept | Potential theory |
| Quasiregular map | Concept | Functions of a complex variable |
| Gaussian free field | Concept | Probability theory and stochastic processes |
| Spectrum of an element | Concept | Functional analysis |
| Abelian algebra | Concept | General algebraic systems |
| Lipschitz class | Concept | Approximations and expansions |
| Rational approximation | Concept | Approximations and expansions |
| Laplace transform method for convolution equations | Concept | Integral equations |
| Factorial experiment | Concept | Statistics |
| Slowly varying function | Concept | Real functions |
| Logarithmically convex domain | Concept | Several complex variables and analytic spaces |
| Conjugate prior | Concept | Statistics |
| Growth of algebras | Concept | Associative rings and algebras |
| Finitary operation | Concept | General algebraic systems |
| Normal scheme | Concept | Algebraic geometry |
| Initial and terminal objects | Concept | Category theory; homological algebra |
| Postnikov tower | Concept | Algebraic topology |
| Closed monoidal category | Concept | Category theory; homological algebra |
| Busemann G-space | Concept | Differential geometry |
| Neyman construction | Concept | Statistics |
| Bimodule | Concept | Associative rings and algebras |
| Berlekamp's algorithm | Concept | Number theory |
| Hasse principle | Concept | Number theory |
| Rank of an abelian group | Concept | Group theory and generalizations |
| Petersson inner product | Concept | Number theory |
| Universal property | Concept | Category theory; homological algebra |
| Ruelle zeta function | Concept | Dynamical systems and ergodic theory |
| Exponential family | Concept | Statistics |
| Homotopy type theory | Concept | Mathematical logic and foundations |
| Total variation of a measure | Concept | Measure and integration |
| Unilateral Z-transform | Concept | Integral transforms, operational calculus |
| Complete intersection ring | Concept | Commutative algebra |
| Noncommutative Gröbner basis | Concept | Associative rings and algebras |
| Restriction of a measure | Concept | Measure and integration |
| Schrödinger equation | Concept | Partial differential equations |
| Dawson function | Concept | Special functions |
| Gauss sum | Concept | Number theory |
| Abelian extension | Concept | Field theory and polynomials |
| Quasi-projective variety | Concept | Algebraic geometry |
| Mapping cylinder | Concept | Algebraic topology |
| Associated prime | Concept | Commutative algebra |
| Convolution on the line | Concept | Integral transforms, operational calculus |
| Normal function | Concept | Mathematical logic and foundations |
| Order theory | Concept | Order, lattices, ordered algebraic structures |
| Missing data mechanisms | Concept | Statistics |
| Relatively complemented lattice | Concept | Order, lattices, ordered algebraic structures |
| Algebra over an operad | Concept | Category theory; homological algebra |
| Regular scheme | Concept | Algebraic geometry |
| Intuitionistic type theory | Concept | Mathematical logic and foundations |
| Stone algebra | Concept | Order, lattices, ordered algebraic structures |
| Loop-erased random walk | Concept | Probability theory and stochastic processes |
| Upper set | Concept | Order, lattices, ordered algebraic structures |
| Exponential integral | Concept | Special functions |
| C0-semigroup | Concept | Operator theory |
| Compact group | Concept | Topological groups, Lie groups |
| Ring of convergent power series | Concept | Several complex variables and analytic spaces |
| Fourier integral operator | Concept | Partial differential equations |
| Crystalline cohomology | Concept | Algebraic geometry |
| Symbolic dynamics | Concept | Dynamical systems and ergodic theory |
| Plane curve | Concept | Algebraic geometry |
| Brown–McCoy radical | Concept | Associative rings and algebras |
| Kodaira–Spencer map | Concept | Several complex variables and analytic spaces |
| Enumerative combinatorics | Concept | Combinatorics |
| Krull dimension of a poset | Concept | Order, lattices, ordered algebraic structures |
| Lattice of clones | Concept | General algebraic systems |
| Smooth morphism | Concept | Algebraic geometry |
| Tensor product of Hilbert spaces | Concept | Functional analysis |
| Non-wandering set | Concept | Dynamical systems and ergodic theory |
| Differential-algebraic system of equations | Concept | Ordinary differential equations |
| Convolution integral equation | Concept | Integral equations |
| Positive harmonic function | Concept | Potential theory |
| Eisenstein series | Concept | Number theory |
| Multidimensional scaling | Concept | Statistics |
| Weyl group of a compact Lie group | Concept | Topological groups, Lie groups |
| Field homomorphism | Concept | Field theory and polynomials |
| Abel summation | Concept | Sequences, series, summability |
| Steenrod reduced power | Concept | Algebraic topology |
| Sperner property | Concept | Order, lattices, ordered algebraic structures |
| Stability condition | Concept | Category theory; homological algebra |
| Algebraic dimension | Concept | Several complex variables and analytic spaces |
| Tensor product of modules | Concept | Commutative algebra |
| Laguerre plane | Concept | Geometry |
| Fekete points | Concept | Potential theory |
| Walsh function | Concept | Harmonic analysis on Euclidean spaces |
| Nonlinear Volterra equation | Concept | Integral equations |
| Height function | Concept | Number theory |