Concepts

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

Ideas 2251–2400 of 2778.

Name	Kind	Subject
Kuratowski closure axioms	Concept	General topology
Hilbert transform	Concept	Integral transforms, operational calculus
Supermartingale	Concept	Probability theory and stochastic processes
Geodesic	Concept	Differential geometry
Specht module	Concept	Group theory and generalizations
Associated bundle	Concept	Algebraic topology
Inaccessible cardinal	Concept	Mathematical logic and foundations
Montel space	Concept	Functional analysis
Osculating circle	Concept	Differential geometry
Complex measure	Concept	Measure and integration
de Branges space	Concept	Functional analysis
Coupling from the past	Concept	Numerical analysis
Abelian differential	Concept	Functions of a complex variable
Gaussian measure	Concept	Measure and integration
Absolutely continuous measure	Concept	Measure and integration
Measure space	Concept	Measure and integration
Character table	Concept	Group theory and generalizations
Higher-order logic	Concept	Mathematical logic and foundations
G2 manifold	Concept	Differential geometry
Elementary equivalence	Concept	Mathematical logic and foundations
Hankel operator	Concept	Operator theory
Tensor algebra	Concept	Linear and multilinear algebra; matrix theory
Kervaire invariant	Concept	Algebraic topology
Singular function	Concept	Real functions
Turing degree	Concept	Mathematical logic and foundations
Queueing theory	Concept	Probability theory and stochastic processes
Slice knot	Concept	Manifolds and cell complexes
Weak topology	Concept	Functional analysis
Group law on an elliptic curve	Concept	Algebraic geometry
Pitchfork bifurcation	Concept	Ordinary differential equations
Local homomorphism	Concept	Commutative algebra
Homotopy group	Concept	Algebraic topology
S-finite measure	Concept	Measure and integration
Turing reduction	Concept	Mathematical logic and foundations
Mean curvature	Concept	Differential geometry
Symmetric space	Concept	Differential geometry
Symmetric function	Concept	Combinatorics
Combinatorial design	Concept	Combinatorics
Minkowski functional	Concept	Functional analysis
Double series	Concept	Sequences, series, summability
Motzkin number	Concept	Combinatorics
Serre fibration	Concept	Algebraic topology
Symmetric algebra	Concept	Linear and multilinear algebra; matrix theory
Recurrence and transience of states	Concept	Probability theory and stochastic processes
Convergence of an infinite product	Concept	Sequences, series, summability
Torsion-free group	Concept	Group theory and generalizations
Axiom of determinacy	Concept	Mathematical logic and foundations
Content	Concept	Measure and integration
Algebra of sets	Concept	Measure and integration
Absolute Galois group	Concept	Field theory and polynomials
Hopfian group	Concept	Group theory and generalizations
Regular conditional probability	Concept	Probability theory and stochastic processes
Lie derivative	Concept	Differential geometry
Discrete spectrum	Concept	Operator theory
Hausdorff summation	Concept	Sequences, series, summability
Non-measurable set	Concept	Measure and integration
q-derivative	Concept	Combinatorics
Strongly minimal theory	Concept	Mathematical logic and foundations
Hardy space	Concept	Functions of a complex variable
Computable set	Concept	Mathematical logic and foundations
Hankel matrix	Concept	Linear and multilinear algebra; matrix theory
Symplectic vector space	Concept	Linear and multilinear algebra; matrix theory
Kullback–Leibler divergence	Concept	Information and communication theory, circuits
Natural boundary	Concept	Functions of a complex variable
Infinitary logic	Concept	Mathematical logic and foundations
Measure	Concept	Measure and integration
Seiberg–Witten invariants	Concept	Manifolds and cell complexes
Vector measure	Concept	Measure and integration
Noncommutative geometry	Concept	Global analysis, analysis on manifolds
Von Neumann algebra	Concept	Functional analysis
Premeasure	Concept	Measure and integration
Faber polynomials	Concept	Functions of a complex variable
Unknotting number	Concept	Manifolds and cell complexes
Perfect closure	Concept	Field theory and polynomials
Matroid	Concept	Combinatorics
Semiring of sets	Concept	Measure and integration
Spinor bundle	Concept	Differential geometry
Sporadic group	Concept	Group theory and generalizations
Systolic geometry	Concept	Differential geometry
Complemented subspace	Concept	Functional analysis
Intuitionistic logic	Concept	Mathematical logic and foundations
Hausdorff measure	Concept	Measure and integration
Khinchin integral	Concept	Real functions
Asymptotic analysis	Concept	Approximations and expansions
Legendrian submanifold	Concept	Differential geometry
Vandermonde matrix	Concept	Linear and multilinear algebra; matrix theory
Type theory	Concept	Mathematical logic and foundations
Dehn function	Concept	Group theory and generalizations
Riemannian metric	Concept	Differential geometry
Young tableau	Concept	Combinatorics
Compactification	Concept	General topology
Large deviations theory	Concept	Probability theory and stochastic processes
Polynomial greatest common divisor	Concept	Commutative algebra
Suspension	Concept	Algebraic topology
HOMFLY polynomial	Concept	Manifolds and cell complexes
Lindenbaum–Tarski algebra	Concept	Mathematical logic and foundations
Injective hull	Concept	Commutative algebra
Standard probability space	Concept	Measure and integration
Convergence along an ultrafilter	Concept	General topology
Analytic capacity	Concept	Functions of a complex variable
Schnirelmann density	Concept	Number theory
Beta function	Concept	Special functions
Overdetermined system	Concept	Linear and multilinear algebra; matrix theory
Bounded mean oscillation	Concept	Functions of a complex variable
Ordinary point and singular point	Concept	Ordinary differential equations
Whitehead product	Concept	Algebraic topology
Bidual and canonical embedding	Concept	Functional analysis
Graphon	Concept	Combinatorics
Satisfiability	Concept	Mathematical logic and foundations
Total curvature	Concept	Differential geometry
Interval arithmetic	Concept	Numerical analysis
Cartan connection	Concept	Differential geometry
Method of matched asymptotic expansions	Concept	Ordinary differential equations
Nilradical	Concept	Commutative algebra
Topological manifold	Concept	Manifolds and cell complexes
Dunford–Pettis property	Concept	Functional analysis
Absolutely monotonic function	Concept	Real functions
Logical connective	Concept	Mathematical logic and foundations
Singular values of a compact operator	Concept	Operator theory
Valuation ring	Concept	Commutative algebra
Basis of a matroid	Concept	Combinatorics
Lebesgue–Stieltjes measure	Concept	Measure and integration
Mahler measure	Concept	Number theory
Determinacy	Concept	Mathematical logic and foundations
Knot	Concept	Manifolds and cell complexes
Pringsheim convergence	Concept	Sequences, series, summability
Tate's thesis	Concept	Number theory
Cohomological dimension of a field	Concept	Field theory and polynomials
3-manifold	Concept	Manifolds and cell complexes
Brauer character	Concept	Group theory and generalizations
Smooth structure	Concept	Manifolds and cell complexes
Galois connection between subgroups and subfields	Concept	Field theory and polynomials
Fréchet–Urysohn space	Concept	General topology
Semilocally simply connected space	Concept	Manifolds and cell complexes
Gelfand–Levitan theory	Concept	Ordinary differential equations
Contractible space	Concept	Algebraic topology
Hecke character	Concept	Number theory
Dual pair	Concept	Functional analysis
Unimodular matrix	Concept	Linear and multilinear algebra; matrix theory
Willmore energy	Concept	Differential geometry
Self-similar measure	Concept	Measure and integration
Univalent function	Concept	Functions of a complex variable
Isometry of Riemannian manifolds	Concept	Differential geometry
Monad in nonstandard topology	Concept	General topology
Almost everywhere	Concept	Measure and integration
Self-similar process	Concept	Probability theory and stochastic processes
Cohomology ring	Concept	Algebraic topology
Compact-open topology	Concept	General topology
Strong dual space	Concept	Functional analysis
Hilbert polynomial	Concept	Commutative algebra