Definitions
One definition of a concept.
- Concepts 2778
- Definitions 2634
- Statements 1926
- Conjectures 38
- Problems 54
- Examples 213
- Counterexamples 52
- Objects 99
- Proofs 10
- Computations 1
- Topics 1
Ideas 1201–1350 of 2634.
| Name | Kind | Subject |
|---|---|---|
| Hilbert symbol | Definition | Number theory |
| Discrete valuation ring | Definition | Commutative algebra |
| Eilenberg–Steenrod axioms | Definition | Algebraic topology |
| Character sum | Definition | Number theory |
| Kolmogorov quotient | Definition | General topology |
| Beltrami equation | Definition | Functions of a complex variable |
| Integral extension | Definition | Commutative algebra |
| Spectrum of an element | Definition | Functional analysis |
| Seminorm | Definition | Functional analysis |
| Integro-differential equation | Definition | Integral equations |
| S-finite measure | Definition | Measure and integration |
| Percolation theory | Definition | Probability theory and stochastic processes |
| Fiber bundle | Definition | Algebraic topology |
| Eckmann–Hilton duality | Definition | Algebraic topology |
| Minkowski content | Definition | Measure and integration |
| Perfect set | Definition | General topology |
| Almost convergence | Definition | Sequences, series, summability |
| Limit point compact space | Definition | General topology |
| Loewner order | Definition | Linear and multilinear algebra; matrix theory |
| Limit set | Definition | Dynamical systems and ergodic theory |
| Fractional calculus | Definition | Real functions |
| Rack and quandle | Definition | Manifolds and cell complexes |
| Grünwald–Letnikov derivative | Definition | Real functions |
| Stieltjes function | Definition | Real functions |
| Nonexpansive map | Definition | Operator theory |
| Darboux integral | Definition | Real functions |
| Association scheme | Definition | Combinatorics |
| Affine differential geometry | Definition | Differential geometry |
| Thom space | Definition | Algebraic topology |
| Brownian bridge | Definition | Probability theory and stochastic processes |
| Analytic set | Definition | Mathematical logic and foundations |
| Intuitionistic logic | Definition | Mathematical logic and foundations |
| Wiener process | Definition | Probability theory and stochastic processes |
| Matroid rank | Definition | Combinatorics |
| p-adic absolute value | Definition | Field theory and polynomials |
| Finite measure | Definition | Measure and integration |
| Differential of a smooth map | Definition | Global analysis, analysis on manifolds |
| Measure space | Definition | Measure and integration |
| Ordinal analysis | Definition | Mathematical logic and foundations |
| Woodin cardinal | Definition | Mathematical logic and foundations |
| Hyperfunction | Definition | Functional analysis |
| Elliptic function | Definition | Special functions |
| Regular variation | Definition | Real functions |
| Algebraic independence | Definition | Field theory and polynomials |
| Pettis integral | Definition | Measure and integration |
| Strongly measurable function | Definition | Measure and integration |
| Seiberg–Witten invariants | Definition | Manifolds and cell complexes |
| Totally unimodular matrix | Definition | Linear and multilinear algebra; matrix theory |
| Hilbert polynomial | Definition | Commutative algebra |
| Riemannian manifold | Definition | Differential geometry |
| Hyperconnected space | Definition | General topology |
| Stable homotopy theory | Definition | Algebraic topology |
| Satellite knot | Definition | Manifolds and cell complexes |
| Idele class group | Definition | Number theory |
| Naive set theory | Definition | Mathematical logic and foundations |
| Heegaard splitting | Definition | Manifolds and cell complexes |
| Absolute continuity | Definition | Real functions |
| Pseudoholomorphic curve | Definition | Several complex variables and analytic spaces |
| Soundness | Definition | Mathematical logic and foundations |
| Barycentric subdivision | Definition | Algebraic topology |
| Frame bundle | Definition | Global analysis, analysis on manifolds |
| Tensor product of Hilbert spaces | Definition | Functional analysis |
| CW complex | Definition | Manifolds and cell complexes |
| Stable homotopy groups of spheres | Definition | Algebraic topology |
| Vandermonde matrix | Definition | Linear and multilinear algebra; matrix theory |
| Algebraic combinatorics | Definition | Combinatorics |
| Stratonovich integral | Definition | Probability theory and stochastic processes |
| E-infinity operad | Definition | Algebraic topology |
| Clifford algebra | Definition | Linear and multilinear algebra; matrix theory |
| Singular cohomology | Definition | Algebraic topology |
| Gröbner basis | Definition | Commutative algebra |
| Perron integral | Definition | Real functions |
| Characteristic of a field | Definition | Field theory and polynomials |
| Closable operator | Definition | Operator theory |
| Graph enumeration | Definition | Combinatorics |
| Schreier–Sims algorithm | Definition | Computer science |
| Provability logic | Definition | Mathematical logic and foundations |
| Homotopy extension property | Definition | Algebraic topology |
| Zeta function regularization | Definition | Number theory |
| Invariant mean | Definition | Abstract harmonic analysis |
| Khovanov homology | Definition | Manifolds and cell complexes |
| Inverse semigroup | Definition | Group theory and generalizations |
| Normed field | Definition | Field theory and polynomials |
| Gelfand–Levitan theory | Definition | Ordinary differential equations |
| Adjunction space | Definition | General topology |
| Many-valued logic | Definition | Mathematical logic and foundations |
| Null set | Definition | Measure and integration |
| Automorphic form | Definition | Number theory |
| Dynkin system | Definition | Measure and integration |
| Wirtinger derivatives | Definition | Functions of a complex variable |
| Kripke semantics | Definition | Mathematical logic and foundations |
| Almost everywhere | Definition | Measure and integration |
| Rough path | Definition | Probability theory and stochastic processes |
| Regular sequence | Definition | Commutative algebra |
| Stationary set | Definition | Mathematical logic and foundations |
| QR algorithm | Definition | Numerical analysis |
| Bump function | Definition | Real functions |
| Representation theory of the symmetric group | Definition | Group theory and generalizations |
| Homotopy type | Definition | Algebraic topology |
| Lie bracket of vector fields | Definition | Global analysis, analysis on manifolds |
| Lefschetz number | Definition | Algebraic topology |
| HOMFLY polynomial | Definition | Manifolds and cell complexes |
| Veblen function | Definition | Mathematical logic and foundations |
| Axiom of regularity | Definition | Mathematical logic and foundations |
| Ring spectrum | Definition | Algebraic topology |
| Fukaya category | Definition | Differential geometry |
| Kummer theory | Definition | Number theory |
| Hopfian group | Definition | Group theory and generalizations |
| Einstein manifold | Definition | Differential geometry |
| Projective dimension | Definition | Commutative algebra |
| Cesàro summation | Definition | Sequences, series, summability |
| Pseudo-Riemannian manifold | Definition | Differential geometry |
| Kähler–Einstein metric | Definition | Several complex variables and analytic spaces |
| Abel–Poisson summation of Fourier series | Definition | Harmonic analysis on Euclidean spaces |
| Rees algebra | Definition | Commutative algebra |
| Barrelled space | Definition | Functional analysis |
| Hasse–Weil zeta function | Definition | Algebraic geometry |
| Balanced set | Definition | Functional analysis |
| Seifert fiber space | Definition | Manifolds and cell complexes |
| Hurewicz fibration | Definition | Algebraic topology |
| Building | Definition | Group theory and generalizations |
| Dirichlet process | Definition | Probability theory and stochastic processes |
| Sparse matrix | Definition | Numerical analysis |
| Massey product | Definition | Algebraic topology |
| Polytope combinatorics | Definition | Convex and discrete geometry |
| Global dimension | Definition | Commutative algebra |
| Absolute neighborhood retract | Definition | General topology |
| Splitting of prime ideals | Definition | Number theory |
| Pick matrix | Definition | Functions of a complex variable |
| Field trace | Definition | Field theory and polynomials |
| Hardy–Littlewood maximal function | Definition | Harmonic analysis on Euclidean spaces |
| Summation in topological groups | Definition | Sequences, series, summability |
| Padé approximant | Definition | Approximations and expansions |
| Tychonoff space | Definition | General topology |
| Model theory of algebraically closed fields | Definition | Field theory and polynomials |
| Universally measurable set | Definition | Measure and integration |
| Point process | Definition | Probability theory and stochastic processes |
| Complete local ring | Definition | Commutative algebra |
| Riemann curvature tensor | Definition | Differential geometry |
| Space of functions vanishing at infinity | Definition | Functional analysis |
| Witt group | Definition | Number theory |
| Euler transform | Definition | Sequences, series, summability |
| Fixed-point iteration | Definition | Operator theory |
| Theta function | Definition | Number theory |
| Frobenius method | Definition | Ordinary differential equations |
| Wreath product | Definition | Group theory and generalizations |
| Purely transcendental extension | Definition | Field theory and polynomials |
| Quadratic field | Definition | Number theory |
| Neutral differential equation | Definition | Ordinary differential equations |
| Mittag-Leffler star | Definition | Functions of a complex variable |