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 3751–3900 of 5027.
| Name | Kind | Subject |
|---|---|---|
| Differential graded algebra | Definition | Associative rings and algebras |
| Positive operator | Definition | Operator theory |
| Nilpotent operator | Definition | Operator theory |
| Group homology | Definition | Group theory and generalizations |
| Round-off error | Definition | Numerical analysis |
| Developable surface | Definition | Differential geometry |
| Inverse Mellin transform | Definition | Integral transforms, operational calculus |
| Laplace–Beltrami operator | Definition | Global analysis, analysis on manifolds |
| Natural deduction | Definition | Mathematical logic and foundations |
| Intrinsic volume | Definition | Convex and discrete geometry |
| Pseudo-element | Definition | Category theory; homological algebra |
| Haar system | Definition | Harmonic analysis on Euclidean spaces |
| Discrete spectrum | Definition | Operator theory |
| Simple polytope | Definition | Convex and discrete geometry |
| Choquet theory | Definition | Functional analysis |
| Well-quasi-ordering | Definition | Order, lattices, ordered algebraic structures |
| Derived category | Definition | Category theory; homological algebra |
| Multiplicative set | Definition | Commutative algebra |
| Levi-Civita connection | Definition | Differential geometry |
| Digamma function | Definition | Special functions |
| State on a C*-algebra | Definition | Functional analysis |
| Commutative algebra over a ring | Definition | Commutative algebra |
| Polydisc | Definition | Several complex variables and analytic spaces |
| Residual set | Definition | General topology |
| Laguerre–Pólya class | Definition | Functions of a complex variable |
| Displacement convexity | Definition | Calculus of variations and optimal control; optimization |
| Gateaux derivative | Definition | Functional analysis |
| Projection body | Definition | Convex and discrete geometry |
| Absolute summability | Definition | Sequences, series, summability |
| Wave front set | Definition | Partial differential equations |
| Complete statistic | Definition | Statistics |
| Lattice polytope | Definition | Convex and discrete geometry |
| Dbar operator | Definition | Several complex variables and analytic spaces |
| Horvitz–Thompson estimator | Definition | Statistics |
| Contraction semigroup | Definition | Operator theory |
| Modular function | Definition | Topological groups, Lie groups |
| Homotopy group | Definition | Algebraic topology |
| Amenable group | Definition | Abstract harmonic analysis |
| Quasicircle | Definition | Functions of a complex variable |
| Mahlo cardinal | Definition | Mathematical logic and foundations |
| Universal Horn class | Definition | Mathematical logic and foundations |
| Motzkin number | Definition | Combinatorics |
| Bergman projection | Definition | Several complex variables and analytic spaces |
| Measurable function | Definition | Measure and integration |
| Electrical network | Definition | Potential theory |
| Lifting idempotents | Definition | Associative rings and algebras |
| Fractional Fourier transform | Definition | Harmonic analysis on Euclidean spaces |
| Short-time Fourier transform | Definition | Harmonic analysis on Euclidean spaces |
| Uniform polytope | Definition | Geometry |
| Similarity transformation | Definition | Geometry |
| Linear regression | Definition | Statistics |
| Semihereditary ring | Definition | Associative rings and algebras |
| Bromwich justification of the Heaviside calculus | Definition | Integral transforms, operational calculus |
| Lauricella hypergeometric series | Definition | Special functions |
| Valuation on convex bodies | Definition | Convex and discrete geometry |
| Sub-Gaussian distribution | Definition | Probability theory and stochastic processes |
| Crossed product algebra | Definition | Associative rings and algebras |
| Quasisymmetric map | Definition | Functions of a complex variable |
| Noetherian module | Definition | Commutative algebra |
| k-means clustering | Definition | Statistics |
| Faithful module | Definition | Associative rings and algebras |
| Fredholm equation of the second kind | Definition | Integral equations |
| Slice knot | Definition | Manifolds and cell complexes |
| Butterfly effect | Definition | Dynamical systems and ergodic theory |
| Horocycle | Definition | Geometry |
| Cole–Hopf transformation | Definition | Partial differential equations |
| Calderón–Zygmund kernel | Definition | Harmonic analysis on Euclidean spaces |
| Reproducing kernel Hilbert space | Definition | Functional analysis |
| Field of extremals | Definition | Calculus of variations and optimal control; optimization |
| Classical group | Definition | Group theory and generalizations |
| Pro-object | Definition | Category theory; homological algebra |
| Binary quadratic form | Definition | Number theory |
| Separation of variables | Definition | Ordinary differential equations |
| U-statistic | Definition | Statistics |
| Biharmonic equation | Definition | Potential theory |
| Subobject classifier | Definition | Category theory; homological algebra |
| Paratopological group | Definition | Topological groups, Lie groups |
| Basic open set | Definition | Algebraic geometry |
| IEEE 754 standard | Definition | Numerical analysis |
| Beurling–Ahlfors transform | Definition | Harmonic analysis on Euclidean spaces |
| Riemannian distance | Definition | Differential geometry |
| Complex manifold | Definition | Several complex variables and analytic spaces |
| Fractional Brownian motion | Definition | Probability theory and stochastic processes |
| Quasi-coherent sheaf | Definition | Algebraic geometry |
| Killing vector field | Definition | Differential geometry |
| Bayesian hierarchical model | Definition | Statistics |
| Bifurcation theory | Definition | Dynamical systems and ergodic theory |
| L-estimator | Definition | Statistics |
| Spectral theory of dynamical systems | Definition | Dynamical systems and ergodic theory |
| Partial differential equation | Definition | Partial differential equations |
| Matroid | Definition | Combinatorics |
| Small cancellation theory | Definition | Group theory and generalizations |
| Wilf–Zeilberger pair | Definition | Special functions |
| Laplace transform of distributions | Definition | Functional analysis |
| Antipode | Definition | Associative rings and algebras |
| Signature | Definition | Mathematical logic and foundations |
| Grothendieck universe | Definition | Mathematical logic and foundations |
| Cyclic extension | Definition | Field theory and polynomials |
| Atlas | Definition | Manifolds and cell complexes |
| Countable additivity | Definition | Measure and integration |
| Uniformly convex space | Definition | Functional analysis |
| Normal function | Definition | Mathematical logic and foundations |
| Morley rank | Definition | Mathematical logic and foundations |
| Universally catenary ring | Definition | Commutative algebra |
| Total variation distance between probability measures | Definition | Probability theory and stochastic processes |
| Hilbert space | Definition | Functional analysis |
| Convex independence | Definition | Convex and discrete geometry |
| One-relator group | Definition | Group theory and generalizations |
| Relational clone | Definition | General algebraic systems |
| Power of a test | Definition | Statistics |
| Epimorphism | Definition | Category theory; homological algebra |
| Hörmander's condition | Definition | Partial differential equations |
| Sequent calculus | Definition | Mathematical logic and foundations |
| Lagrangian submanifold | Definition | Differential geometry |
| Holomorphic fiber bundle | Definition | Several complex variables and analytic spaces |
| Semiring | Definition | Associative rings and algebras |
| Parametric model | Definition | Statistics |
| Category theory | Definition | Category theory; homological algebra |
| Pointed space | Definition | Algebraic topology |
| Spinor bundle | Definition | Differential geometry |
| Tridiagonal matrix | Definition | Linear and multilinear algebra; matrix theory |
| Wiener amalgam space | Definition | Harmonic analysis on Euclidean spaces |
| Axiom of constructibility | Definition | Mathematical logic and foundations |
| Direct limit of algebras | Definition | General algebraic systems |
| Foundations of mathematics | Definition | Mathematical logic and foundations |
| Semi-local ring | Definition | Commutative algebra |
| Homogeneous coordinates | Definition | Geometry |
| Topology of uniform convergence | Definition | General topology |
| Integro-partial differential equation | Definition | Integral equations |
| Linear extension | Definition | Order, lattices, ordered algebraic structures |
| Grothendieck topology | Definition | Category theory; homological algebra |
| Dehn surgery | Definition | Manifolds and cell complexes |
| Sine and cosine transforms | Definition | Harmonic analysis on Euclidean spaces |
| Lacunary series | Definition | Harmonic analysis on Euclidean spaces |
| Integral transform | Definition | Integral transforms, operational calculus |
| Fredholm operator | Definition | Operator theory |
| Hamilton–Jacobi–Isaacs equation | Definition | Calculus of variations and optimal control; optimization |
| Vanishing moments of a wavelet | Definition | Harmonic analysis on Euclidean spaces |
| Cartesian closed category | Definition | Category theory; homological algebra |
| Equational logic | Definition | General algebraic systems |
| Modular lattice | Definition | Order, lattices, ordered algebraic structures |
| Polynomial identity ring | Definition | Associative rings and algebras |
| Sentence | Definition | Mathematical logic and foundations |
| Bicubic interpolation | Definition | Numerical analysis |
| Mutually singular measures | Definition | Measure and integration |
| Elastic net | Definition | Statistics |
| Near-ring | Definition | Associative rings and algebras |
| Periodicity equation | Definition | Difference and functional equations |
| Quantum invariant of 3-manifolds | Definition | Manifolds and cell complexes |
| Order (ring theory) | Definition | Associative rings and algebras |