Nodes at W0, stub

A tag, a kind, a name, an inventory row, and a same_as or a source.

Ideas 2401–2550 of 6044.

Name	Kind	Subject
Kripke semantics	Definition	Mathematical logic and foundations
Building	Concept	Group theory and generalizations
Almost everywhere	Definition	Measure and integration
Rough path	Definition	Probability theory and stochastic processes
Right-angled Artin group	Concept	Group theory and generalizations
Term	Concept	Mathematical logic and foundations
Regular sequence	Definition	Commutative algebra
Homoclinic orbit	Concept	Ordinary differential equations
Runge's theorem	Theorem	Functions of a complex variable
Ramanujan tau function	Concept	Number theory
Semi-local ring	Concept	Commutative algebra
Erdős–Rényi model	Concept	Combinatorics
Rearrangement inequality	Theorem	Real functions
Final topology	Concept	General topology
Kähler–Einstein metric	Concept	Several complex variables and analytic spaces
Lévy–Steinitz theorem	Theorem	Sequences, series, summability
Fuchs' theorem	Theorem	Ordinary differential equations
Carlson's theorem	Theorem	Functions of a complex variable
Stationary set	Definition	Mathematical logic and foundations
Calkin algebra	Object	Functional analysis
Quasi-isometry	Concept	Group theory and generalizations
Preissmann's theorem	Theorem	Differential geometry
Cantor normal form	Theorem	Mathematical logic and foundations
QR algorithm	Definition	Numerical analysis
Hahn–Banach separation theorem	Theorem	Functional analysis
Thom spectrum	Concept	Algebraic topology
Hilbert space adjoint	Concept	Operator theory
Bump function	Definition	Real functions
Product sigma-algebra	Concept	Measure and integration
Schur complement	Concept	Linear and multilinear algebra; matrix theory
Klein bottle	Example	Manifolds and cell complexes
Limit-point and limit-circle	Concept	Ordinary differential equations
Local cohomology	Concept	Commutative algebra
Representation theory of the symmetric group	Definition	Group theory and generalizations
Natural deduction	Concept	Mathematical logic and foundations
Bass–Serre theory	Concept	Group theory and generalizations
Submartingale	Concept	Probability theory and stochastic processes
Homotopy type	Definition	Algebraic topology
Witt vectors	Concept	Commutative algebra
Singular cohomology	Concept	Algebraic topology
Incompressible surface	Concept	Manifolds and cell complexes
Catenoid	Example	Differential geometry
Whitehead theorem	Theorem	Algebraic topology
Amenable Banach algebra	Concept	Functional analysis
Differential of a smooth map	Concept	Global analysis, analysis on manifolds
Torsion submodule	Concept	Commutative algebra
Collatz conjecture	Conjecture	Number theory
Lie bracket of vector fields	Definition	Global analysis, analysis on manifolds
Kakeya set	Object	Measure and integration
Lefschetz number	Definition	Algebraic topology
Aleph number	Concept	Mathematical logic and foundations
HOMFLY polynomial	Definition	Manifolds and cell complexes
Dual matroid	Concept	Combinatorics
Veblen function	Definition	Mathematical logic and foundations
Variational inequality	Problem	Operator theory
Axiom of regularity	Definition	Mathematical logic and foundations
Ring spectrum	Definition	Algebraic topology
Fukaya category	Definition	Differential geometry
Linear topology	Concept	Commutative algebra
Immersion	Concept	Manifolds and cell complexes
Kummer theory	Definition	Number theory
Hopfian group	Definition	Group theory and generalizations
Einstein manifold	Definition	Differential geometry
Rigged Hilbert space	Concept	Functional analysis
Fundamental group of the circle	Theorem	Algebraic topology
Bertrand's test	Theorem	Sequences, series, summability
Projective dimension	Definition	Commutative algebra
Constructible universe	Object	Mathematical logic and foundations
Krylov–Bogolyubov averaging	Concept	Ordinary differential equations
Homology manifold	Concept	Manifolds and cell complexes
Young measure	Concept	Calculus of variations and optimal control; optimization
Cesàro summation	Definition	Sequences, series, summability
Pseudo-Riemannian manifold	Definition	Differential geometry
The left cosets of a subgroup of order two in S3	Example	Group theory and generalizations
Feit–Thompson theorem	Theorem	Group theory and generalizations
Caputo fractional derivative	Concept	Real functions
Ring of invariants	Concept	Commutative algebra
Kähler–Einstein metric	Definition	Several complex variables and analytic spaces
Exotic sphere	Object	Manifolds and cell complexes
Fundamental recurrence formulas	Theorem	Sequences, series, summability
Wynn's epsilon algorithm	Concept	Numerical analysis
Invariance of domain	Theorem	Algebraic topology
Abel–Poisson summation of Fourier series	Definition	Harmonic analysis on Euclidean spaces
Hadamard conjecture	Conjecture	Combinatorics
Normal closure	Concept	Field theory and polynomials
Schwarzschild metric	Example	Relativity and gravitational theory
Rees algebra	Definition	Commutative algebra
Barrelled space	Definition	Functional analysis
Homogeneous ideal	Concept	Commutative algebra
Tauberian condition	Concept	Sequences, series, summability
Besicovitch covering theorem	Theorem	Measure and integration
Hasse–Weil zeta function	Definition	Algebraic geometry
Schwarzian derivative	Concept	Functions of a complex variable
Balanced set	Definition	Functional analysis
Orientability	Concept	Manifolds and cell complexes
Seifert fiber space	Definition	Manifolds and cell complexes
Summation of families over arbitrary index sets	Concept	Sequences, series, summability
Hurewicz fibration	Definition	Algebraic topology
Convergence of filters	Concept	General topology
Building	Definition	Group theory and generalizations
Virtual knot	Concept	Manifolds and cell complexes
Dirichlet process	Definition	Probability theory and stochastic processes
Alexandrov space	Concept	Differential geometry
FK-space	Concept	Functional analysis
Sparse matrix	Definition	Numerical analysis
Massey product	Definition	Algebraic topology
Polytope combinatorics	Definition	Convex and discrete geometry
Kontsevich integral	Concept	Manifolds and cell complexes
Global dimension	Definition	Commutative algebra
Absolute neighborhood retract	Definition	General topology
Splitting of prime ideals	Definition	Number theory
Explicit formula	Theorem	Number theory
Hawaiian earring	Example	Algebraic topology
Flat module	Concept	Commutative algebra
Pick matrix	Definition	Functions of a complex variable
Enneper surface	Example	Differential geometry
Field trace	Definition	Field theory and polynomials
Hardy–Littlewood maximal function	Definition	Harmonic analysis on Euclidean spaces
NIP theory	Concept	Mathematical logic and foundations
Lebesgue decomposition theorem	Theorem	Measure and integration
Strong Cesàro summability	Concept	Sequences, series, summability
Turing machine	Concept	Mathematical logic and foundations
Summation in topological groups	Definition	Sequences, series, summability
Classical group	Concept	Group theory and generalizations
Padé approximant	Definition	Approximations and expansions
Egorov's theorem	Theorem	Measure and integration
Finitely presented algebra	Concept	Commutative algebra
Tychonoff space	Definition	General topology
Positive operator	Concept	Operator theory
Real closure	Concept	Field theory and polynomials
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
Orders of the elements of the integers modulo 6	Example	Group theory and generalizations
Product measure	Concept	Measure and integration
Complete local ring	Definition	Commutative algebra
Fundamental theorem of Riemannian geometry	Theorem	Differential geometry
Jordan's theorem on primitive groups containing a prime cycle	Theorem	Group theory and generalizations
Artin reciprocity law	Theorem	Number theory
Riemann curvature tensor	Definition	Differential geometry
Summability field of a matrix method	Concept	Sequences, series, summability
Space of functions vanishing at infinity	Definition	Functional analysis
Witt group	Definition	Number theory
Brouwer–Heyting–Kolmogorov interpretation	Concept	Mathematical logic and foundations
Euler transform	Definition	Sequences, series, summability
Darboux function	Concept	Real functions
Steiner system	Concept	Combinatorics
Fixed-point iteration	Definition	Operator theory
Riemannian manifold	Concept	Differential geometry
Theta function	Definition	Number theory