Definitions
One definition of a concept.
- Concepts 7386
- Definitions 7188
- Statements 3950
- Conjectures 117
- Problems 256
- Examples 672
- Counterexamples 88
- Objects 168
- Proofs 11
- Computations 1
- Topics 1
Ideas 5701–5850 of 7188.
| Name | Kind | Subject |
|---|---|---|
| Kelvin–Helmholtz timescale | Definition | Astronomy and astrophysics |
| Alternatives to general relativity | Definition | Relativity and gravitational theory |
| Adjoint integral equation | Definition | Integral equations |
| Group representation | Definition | Group theory and generalizations |
| Cylindric algebra | Definition | Mathematical logic and foundations |
| Matrix summability method | Definition | Sequences, series, summability |
| Local homomorphism | Definition | Commutative algebra |
| Pure and mixed strategy | Definition | Game theory, economics, finance, and other social and behavioral sciences |
| Shear modulus | Definition | Mechanics of deformable solids |
| Tomita–Takesaki theory | Definition | Functional analysis |
| Borel hierarchy | Definition | Mathematical logic and foundations |
| Yee lattice | Definition | Optics, electromagnetic theory |
| Stereographic projection | Definition | Functions of a complex variable |
| Soliton | Definition | Partial differential equations |
| Finitely complete category | Definition | Category theory; homological algebra |
| Mosco convergence | Definition | Calculus of variations and optimal control; optimization |
| Batalin–Vilkovisky formalism | Definition | Quantum theory |
| Semilattice | Definition | Order, lattices, ordered algebraic structures |
| Risk function | Definition | Statistics |
| Littlewood polynomial | Definition | Harmonic analysis on Euclidean spaces |
| Singularity of a smooth map | Definition | Global analysis, analysis on manifolds |
| SIS and SEIR models | Definition | Biology and other natural sciences |
| Spectral theory | Definition | Operator theory |
| Bang–bang control | Definition | Calculus of variations and optimal control; optimization |
| Strictly convex space | Definition | Functional analysis |
| Mean-periodic function | Definition | Harmonic analysis on Euclidean spaces |
| Ring of invariants | Definition | Commutative algebra |
| Nucleolus | Definition | Game theory, economics, finance, and other social and behavioral sciences |
| Initial value formulation of general relativity | Definition | Relativity and gravitational theory |
| Borel summation | Definition | Sequences, series, summability |
| Intuitionism | Definition | Mathematical logic and foundations |
| Baire property | Definition | General topology |
| Moduli of algebraic curves | Definition | Algebraic geometry |
| Particle horizon | Definition | Relativity and gravitational theory |
| Common knowledge | Definition | Mathematical logic and foundations |
| Normal number | Definition | Number theory |
| Second variation | Definition | Calculus of variations and optimal control; optimization |
| Integrable function | Definition | Measure and integration |
| Division algebra | Definition | Nonassociative rings and algebras |
| Scheme | Definition | Algebraic geometry |
| Critical exponent | Definition | Statistical mechanics, structure of matter |
| Equidistribution modulo one | Definition | Number theory |
| Harmonic functions on Riemann surfaces | Definition | Functions of a complex variable |
| Chebyshev polynomials of the second kind | Definition | Special functions |
| Legendrian submanifold | Definition | Differential geometry |
| Devaney chaos | Definition | Dynamical systems and ergodic theory |
| Coupled map lattice | Definition | Dynamical systems and ergodic theory |
| Atomic domain | Definition | Commutative algebra |
| Multidimensional Mellin transform | Definition | Integral transforms, operational calculus |
| Global field | Definition | Number theory |
| Kleene star | Definition | Computer science |
| Hessenberg matrix | Definition | Linear and multilinear algebra; matrix theory |
| Partial correlation | Definition | Statistics |
| Rational variety | Definition | Algebraic geometry |
| Oort constants | Definition | Astronomy and astrophysics |
| Differential Galois theory | Definition | Field theory and polynomials |
| Perfect fluid | Definition | Relativity and gravitational theory |
| Zeilberger's algorithm | Definition | Special functions |
| Noncommutative geometry | Definition | Global analysis, analysis on manifolds |
| Hill sphere | Definition | Mechanics of particles and systems |
| Premixed flame | Definition | Classical thermodynamics, heat transfer |
| Dynkin quiver | Definition | Associative rings and algebras |
| Length of day variations | Definition | Geophysics |
| Heyting arithmetic | Definition | Mathematical logic and foundations |
| Phase space | Definition | Ordinary differential equations |
| Mueller calculus | Definition | Optics, electromagnetic theory |
| Height function | Definition | Number theory |
| Infinite product | Definition | Sequences, series, summability |
| Many-body localization | Definition | Statistical mechanics, structure of matter |
| Contingency table | Definition | Statistics |
| Electromagnetic four-potential | Definition | Optics, electromagnetic theory |
| Schauder basis | Definition | Functional analysis |
| Finite-difference time-domain method | Definition | Optics, electromagnetic theory |
| Nilpotent Lie group | Definition | Topological groups, Lie groups |
| Elastic collision | Definition | Mechanics of particles and systems |
| Dimensional regularization | Definition | Quantum theory |
| Affine term structure model | Definition | Game theory, economics, finance, and other social and behavioral sciences |
| Mean-field game | Definition | Game theory, economics, finance, and other social and behavioral sciences |
| Compartmental models in epidemiology | Definition | Biology and other natural sciences |
| Tessellation | Definition | Convex and discrete geometry |
| Suspension flow | Definition | Dynamical systems and ergodic theory |
| Hardy spaces of harmonic functions | Definition | Potential theory |
| Axiom A | Definition | Dynamical systems and ergodic theory |
| Polyconvexity | Definition | Calculus of variations and optimal control; optimization |
| Localization of a module | Definition | Commutative algebra |
| Hereditary ring | Definition | Associative rings and algebras |
| Fourier series | Definition | Harmonic analysis on Euclidean spaces |
| Root locus | Definition | Systems theory; control |
| Faraday effect | Definition | Optics, electromagnetic theory |
| Birkhoff sum and average | Definition | Dynamical systems and ergodic theory |
| ElGamal encryption | Definition | Information and communication theory, circuits |
| Inertia tensor and principal axes | Definition | Mechanics of particles and systems |
| Submanifold | Definition | Global analysis, analysis on manifolds |
| Comonad | Definition | Category theory; homological algebra |
| Continuum mechanics | Definition | Mechanics of deformable solids |
| Semantic security | Definition | Information and communication theory, circuits |
| Cryptographic hash function | Definition | Information and communication theory, circuits |
| Period-doubling bifurcation | Definition | Dynamical systems and ergodic theory |
| Haar measure on a Lie group | Definition | Topological groups, Lie groups |
| Group of Lie type | Definition | Group theory and generalizations |
| Barnes–Hut simulation | Definition | Astronomy and astrophysics |
| Fiber product of schemes | Definition | Algebraic geometry |
| Shanks transformation | Definition | Numerical analysis |
| Relaxation of a variational problem | Definition | Calculus of variations and optimal control; optimization |
| Shapley–Shubik power index | Definition | Game theory, economics, finance, and other social and behavioral sciences |
| Survival analysis | Definition | Statistics |
| Schechter luminosity function | Definition | Astronomy and astrophysics |
| Operator space | Definition | Operator theory |
| Lovász extension | Definition | Operations research, mathematical programming |
| BRST quantization | Definition | Quantum theory |
| Riccati difference equation | Definition | Difference and functional equations |
| Toda bracket | Definition | Algebraic topology |
| Incidence structure | Definition | Geometry |
| Pareto front | Definition | Operations research, mathematical programming |
| Foliation | Definition | Manifolds and cell complexes |
| Divisible group | Definition | Group theory and generalizations |
| Mean free path | Definition | Statistical mechanics, structure of matter |
| Wave equation | Definition | Partial differential equations |
| Conjugate prior | Definition | Statistics |
| Boussinesq eddy viscosity hypothesis | Definition | Fluid mechanics |
| Backtracking line search | Definition | Operations research, mathematical programming |
| Herglotz–Riesz kernel | Definition | Potential theory |
| Primitive equations | Definition | Geophysics |
| Residuated lattice | Definition | Order, lattices, ordered algebraic structures |
| Weak solution | Definition | Partial differential equations |
| Reduced homology | Definition | Algebraic topology |
| Einstein–Hilbert action | Definition | Relativity and gravitational theory |
| Holography | Definition | Optics, electromagnetic theory |
| Phylogenetic network | Definition | Biology and other natural sciences |
| Model predictive control | Definition | Systems theory; control |
| Frame operator | Definition | Harmonic analysis on Euclidean spaces |
| Variety of algebras | Definition | General algebraic systems |
| Kolmogorov–Smirnov test | Definition | Statistics |
| Injective tensor product | Definition | Functional analysis |
| MUSCL scheme | Definition | Numerical analysis |
| NP | Definition | Computer science |
| Koenigs function | Definition | Functions of a complex variable |
| Covariant formulation of classical electromagnetism | Definition | Optics, electromagnetic theory |
| Control system | Definition | Systems theory; control |
| F-space | Definition | Functional analysis |
| Supercompact cardinal | Definition | Mathematical logic and foundations |
| Periodic boundary conditions | Definition | Ordinary differential equations |
| Elliptic operator | Definition | Operator theory |
| Accessible category | Definition | Category theory; homological algebra |
| Arbitrage | Definition | Game theory, economics, finance, and other social and behavioral sciences |
| Conic optimization | Definition | Operations research, mathematical programming |
| Design of experiments | Definition | Statistics |
| Homogeneous polynomial | Definition | Commutative algebra |
| Maximum and minimum | Definition | Real functions |
| Fourier multiplier | Definition | Harmonic analysis on Euclidean spaces |