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 451–600 of 2634.
| Name | Kind | Subject |
|---|---|---|
| Orientable surface | Definition | Differential geometry |
| Normal operator | Definition | Operator theory |
| Invariant subspace | Definition | Linear and multilinear algebra; matrix theory |
| Row space | Definition | Linear and multilinear algebra; matrix theory |
| Linear subspace | Definition | Linear and multilinear algebra; matrix theory |
| Hyperbolic cosine | Definition | Special functions |
| Locally compact space | Definition | General topology |
| Homogeneous linear equation | Definition | Ordinary differential equations |
| Collinear points | Definition | Geometry |
| Linear independence | Definition | Linear and multilinear algebra; matrix theory |
| Rank of a matrix | Definition | Linear and multilinear algebra; matrix theory |
| Conjugate transpose | Definition | Linear and multilinear algebra; matrix theory |
| Iterated derivative | Definition | Real functions |
| Element | Definition | Mathematical logic and foundations |
| Lower triangular matrix | Definition | Linear and multilinear algebra; matrix theory |
| Column space | Definition | Linear and multilinear algebra; matrix theory |
| Closed and exact forms | Definition | Global analysis, analysis on manifolds |
| Well-order | Definition | Order, lattices, ordered algebraic structures |
| Transition matrix | Definition | Probability theory and stochastic processes |
| Conditional variance | Definition | Probability theory and stochastic processes |
| Derivative | Definition | Real functions |
| Row echelon form | Definition | Linear and multilinear algebra; matrix theory |
| Order on the integers | Definition | Order, lattices, ordered algebraic structures |
| Greatest common divisor in an integral domain | Definition | Commutative algebra |
| Codomain | Definition | Mathematical logic and foundations |
| Affine subspace | Definition | Geometry |
| Exponent of a group | Definition | Group theory and generalizations |
| Divisors of a natural number | Definition | Number theory |
| Subset | Definition | Mathematical logic and foundations |
| Ellipse | Definition | Geometry |
| Affine span | Definition | Geometry |
| Connected graph | Definition | Combinatorics |
| Preimage of a set | Definition | Mathematical logic and foundations |
| Conditional probability | Definition | Probability theory and stochastic processes |
| Constructible number | Definition | Field theory and polynomials |
| Scalar potential | Definition | Real functions |
| Reduced word | Definition | Group theory and generalizations |
| Spanning tree | Definition | Combinatorics |
| Meagre set | Definition | General topology |
| Scalar matrix | Definition | Linear and multilinear algebra; matrix theory |
| Grönwall bound | Definition | Ordinary differential equations |
| Identity function | Definition | Mathematical logic and foundations |
| Orthonormal basis | Definition | Linear and multilinear algebra; matrix theory |
| Deficient number | Definition | Number theory |
| Tensor product of vector spaces | Definition | Linear and multilinear algebra; matrix theory |
| Completion of a metric space | Definition | General topology |
| Cylindrical coordinates | Definition | Geometry |
| Oriented angle | Definition | Geometry |
| Equilibrium point | Definition | Ordinary differential equations |
| Clique | Definition | Combinatorics |
| Multivariate normal distribution | Definition | Statistics |
| Closed set | Definition | General topology |
| Lexicographic order | Definition | Order, lattices, ordered algebraic structures |
| Vector projection | Definition | Geometry |
| Mutual independence of events | Definition | Probability theory and stochastic processes |
| Eccentricity | Definition | Geometry |
| Curl | Definition | Real functions |
| Critical point | Definition | Real functions |
| Coprime integers | Definition | Number theory |
| Ring homomorphism | Definition | Associative rings and algebras |
| Frobenius endomorphism | Definition | Commutative algebra |
| Euclidean domain | Definition | Commutative algebra |
| Polynomial evaluation | Definition | Commutative algebra |
| Mersenne number | Definition | Number theory |
| Minimal polynomial of an algebraic element | Definition | Field theory and polynomials |
| Separable space | Definition | General topology |
| Adjugate matrix | Definition | Linear and multilinear algebra; matrix theory |
| Antichain | Definition | Order, lattices, ordered algebraic structures |
| Chain | Definition | Order, lattices, ordered algebraic structures |
| Skewness | Definition | Statistics |
| Completely multiplicative function | Definition | Number theory |
| Degree of a field extension | Definition | Field theory and polynomials |
| Triple integral | Definition | Real functions |
| Gaussian prime | Definition | Number theory |
| Moment of inertia | Definition | Real functions |
| Hyperbolic sine | Definition | Special functions |
| Commutative ring | Definition | Commutative algebra |
| Arithmetic function | Definition | Number theory |
| Pseudometric space | Definition | General topology |
| Inner automorphism | Definition | Group theory and generalizations |
| Fundamental system of solutions | Definition | Ordinary differential equations |
| Limit inferior | Definition | Sequences, series, summability |
| Disjunction | Definition | Mathematical logic and foundations |
| Upper bound | Definition | Order, lattices, ordered algebraic structures |
| Galton–Watson process | Definition | Probability theory and stochastic processes |
| Plane | Definition | Geometry |
| Abelianisation | Definition | Group theory and generalizations |
| Markov property | Definition | Probability theory and stochastic processes |
| Limit point | Definition | General topology |
| Intersection | Definition | Mathematical logic and foundations |
| Riemann sum | Definition | Real functions |
| Taylor polynomial | Definition | Approximations and expansions |
| First-countable space | Definition | General topology |
| Generating function | Definition | Combinatorics |
| Hamiltonian cycle | Definition | Combinatorics |
| Archimedean ordered field | Definition | Field theory and polynomials |
| Linear span | Definition | Linear and multilinear algebra; matrix theory |
| Rearrangement of a series | Definition | Sequences, series, summability |
| Group homomorphism | Definition | Group theory and generalizations |
| Gram matrix | Definition | Linear and multilinear algebra; matrix theory |
| One-sided derivative | Definition | Real functions |
| Finitely generated group | Definition | Group theory and generalizations |
| Quadratic form | Definition | Linear and multilinear algebra; matrix theory |
| Reduced residue system | Definition | Number theory |
| Quotient map | Definition | Linear and multilinear algebra; matrix theory |
| Liouville number | Definition | Number theory |
| Equivalent norms | Definition | Functional analysis |
| Hyperbolic functions | Definition | Special functions |
| Discrete random variable | Definition | Probability theory and stochastic processes |
| Nine-point circle | Definition | Geometry |
| Picard–Lindelöf hypotheses | Definition | Ordinary differential equations |
| Primitive root of unity | Definition | Number theory |
| Composition of an integer | Definition | Combinatorics |
| Reachability | Definition | Combinatorics |
| Bernoulli distribution | Definition | Probability theory and stochastic processes |
| Image of a linear map | Definition | Linear and multilinear algebra; matrix theory |
| Linear combination | Definition | Linear and multilinear algebra; matrix theory |
| Converse relation | Definition | Mathematical logic and foundations |
| Graph | Definition | Combinatorics |
| Analytic function | Definition | Real functions |
| Convergence in distribution | Definition | Probability theory and stochastic processes |
| Triangle | Definition | Geometry |
| Path | Definition | Combinatorics |
| Parametrised curve | Definition | Differential geometry |
| Regular space | Definition | General topology |
| Residue | Definition | Functions of a complex variable |
| Rank of a linear map | Definition | Linear and multilinear algebra; matrix theory |
| Series | Definition | Sequences, series, summability |
| Boundary | Definition | General topology |
| Kronecker product | Definition | Linear and multilinear algebra; matrix theory |
| Sample variance | Definition | Statistics |
| Order of an element | Definition | Group theory and generalizations |
| Ordered pair | Definition | Mathematical logic and foundations |
| Multiplication of natural numbers | Definition | Mathematical logic and foundations |
| Inverse Laplace transform | Definition | Integral transforms, operational calculus |
| Cardinality | Definition | Mathematical logic and foundations |
| System of linear equations | Definition | Linear and multilinear algebra; matrix theory |
| Existential quantifier | Definition | Mathematical logic and foundations |
| Concyclic points | Definition | Geometry |
| Sylow p-subgroup | Definition | Group theory and generalizations |
| Combination | Definition | Combinatorics |
| Galois group of a polynomial | Definition | Field theory and polynomials |
| Convex set | Definition | Convex and discrete geometry |
| Path-connected space | Definition | General topology |
| Sum of a series | Definition | Sequences, series, summability |
| Zero divisor | Definition | Associative rings and algebras |
| Scalar multiplication of matrices | Definition | Linear and multilinear algebra; matrix theory |
| Singular value | Definition | Linear and multilinear algebra; matrix theory |
| Confidence interval | Definition | Statistics |
| Rayleigh quotient | Definition | Linear and multilinear algebra; matrix theory |