Nodes at W0, stub

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

Ideas 11701–11850 of 12395.

Name	Kind	Subject
Algebraic K-theory of schemes	Concept	K-theory
Laguerre's method	Theorem	Numerical analysis
Covering space	Definition	Manifolds and cell complexes
Singer's theorem	Theorem	Dynamical systems and ergodic theory
Borg–Marchenko uniqueness theorem	Theorem	Ordinary differential equations
Newton series	Concept	Difference and functional equations
Monomorphism	Concept	Category theory; homological algebra
Homotopy principle	Concept	Global analysis, analysis on manifolds
Iwasawa theory	Concept	Number theory
Finitely presented algebra	Definition	Commutative algebra
Enriques surface	Concept	Algebraic geometry
Curvature form	Definition	Differential geometry
Dolbeault cohomology	Concept	Several complex variables and analytic spaces
Henstock–Kurzweil integral	Definition	Real functions
Rao–Blackwell theorem	Theorem	Statistics
Box spline	Definition	Approximations and expansions
Fisher–Tippett–Gnedenko theorem	Theorem	Probability theory and stochastic processes
Evolute	Concept	Differential geometry
Fox H-function	Definition	Special functions
Serre's finiteness theorem	Theorem	Algebraic topology
Kolmogorov–Sinai entropy	Definition	Dynamical systems and ergodic theory
Gauss multiplication formula	Theorem	Special functions
Class	Concept	Mathematical logic and foundations
Kirchberger's theorem	Theorem	Convex and discrete geometry
Multialgebra	Definition	General algebraic systems
Sauer–Shelah lemma	Lemma	Combinatorics
Non-atomic measure	Definition	Measure and integration
Class VII surface	Concept	Several complex variables and analytic spaces
Sorgenfrey line	Counterexample	General topology
Riccati differential equation of optimal control	Concept	Calculus of variations and optimal control; optimization
Intersection body	Concept	Convex and discrete geometry
Eigenvalue perturbation	Definition	Linear and multilinear algebra; matrix theory
Associative quotient of a magma	Definition	Group theory and generalizations
Schur–Horn theorem	Theorem	Linear and multilinear algebra; matrix theory
Galerkin method	Concept	Numerical analysis
Mal'cev term	Definition	General algebraic systems
Function of exponential order	Definition	Integral transforms, operational calculus
Score test	Concept	Statistics
Semi-continuity	Definition	Real functions
Generic flatness	Theorem	Algebraic geometry
Completion of a topological group	Definition	Topological groups, Lie groups
Perimeter of a set	Concept	Calculus of variations and optimal control; optimization
Structure	Definition	Mathematical logic and foundations
Divisor class group	Definition	Commutative algebra
Sine and cosine series	Concept	Harmonic analysis on Euclidean spaces
Injectivity radius	Concept	Differential geometry
Glimm scheme	Concept	Partial differential equations
Pseudoconvexity	Definition	Several complex variables and analytic spaces
Numerical range	Definition	Operator theory
Castelnuovo–Mumford regularity	Concept	Commutative algebra
Hurewicz fibration	Concept	Algebraic topology
Universal coalgebra	Definition	General algebraic systems
Circle average	Concept	Potential theory
Homogeneity equation	Concept	Difference and functional equations
de Branges space	Definition	Functional analysis
Lagrange polynomial	Concept	Approximations and expansions
Complex torus	Concept	Algebraic geometry
Flat norm	Concept	Calculus of variations and optimal control; optimization
Bounded symmetric domain	Concept	Several complex variables and analytic spaces
Canonical height	Definition	Dynamical systems and ergodic theory
Cheeger constant	Concept	Combinatorics
Brody hyperbolicity	Concept	Several complex variables and analytic spaces
Hypergeometric differential equation	Definition	Special functions
Exponential map	Concept	Differential geometry
Non-uniform rational B-spline	Concept	Numerical analysis
Brauer–Manin obstruction	Definition	Algebraic geometry
Prime knot	Definition	Manifolds and cell complexes
Infinite compositions of functions	Definition	Sequences, series, summability
Second-order arithmetic	Definition	Mathematical logic and foundations
Hodge structure	Definition	Algebraic geometry
Hazard function	Concept	Statistics
Continuous and residual spectrum	Definition	Operator theory
Measure with density	Concept	Measure and integration
Germ	Definition	General topology
Stochastic differential equation	Definition	Probability theory and stochastic processes
Abelian category	Concept	Category theory; homological algebra
Girard's theorem	Theorem	Geometry
Stieltjes moment problem	Problem	Integral transforms, operational calculus
Affine variety	Definition	Algebraic geometry
Permutation test	Definition	Statistics
Rigid analytic space	Concept	Algebraic geometry
Minkowski–Hlawka theorem	Theorem	Number theory
Branched covering	Concept	Manifolds and cell complexes
Dirichlet eigenvalue	Definition	Partial differential equations
Lattice of subvarieties	Definition	General algebraic systems
Euler's continued fraction formula	Theorem	Sequences, series, summability
Fractional ideal	Concept	Commutative algebra
Ree groups	Object	Group theory and generalizations
Hellinger distance	Definition	Statistics
Sz.-Nagy's dilation theorem	Theorem	Operator theory
Incomplete gamma function	Concept	Special functions
Grushko theorem	Theorem	Group theory and generalizations
Fisher's exact test	Definition	Statistics
Voter model	Example	Probability theory and stochastic processes
Thurston norm	Definition	Manifolds and cell complexes
Böttcher's equation	Theorem	Dynamical systems and ergodic theory
Kadomtsev–Petviashvili equation	Definition	Partial differential equations
Sharkovskii's theorem	Theorem	Dynamical systems and ergodic theory
Schottky group	Concept	Functions of a complex variable
Order filter	Definition	Order, lattices, ordered algebraic structures
Zariski's lemma	Lemma	Commutative algebra
Balinski's theorem	Theorem	Convex and discrete geometry
q-gamma function	Definition	Special functions
Sierpiński's theorem on measurable midpoint convex functions	Theorem	Real functions
Approximation by convolution with mollifiers	Theorem	Functional analysis
Buchberger's algorithm	Definition	Commutative algebra
Evolute	Definition	Differential geometry
Hessenberg matrix	Concept	Linear and multilinear algebra; matrix theory
Boundary layer	Concept	Ordinary differential equations
Integral transform	Concept	Integral transforms, operational calculus
Hilbert's twenty-third problem	Problem	Calculus of variations and optimal control; optimization
Homology with coefficients	Definition	Algebraic topology
Abscissa of absolute convergence	Concept	Integral transforms, operational calculus
Autocorrelation function	Concept	Statistics
Homotopy groups of spheres	Concept	Algebraic topology
Dini derivative	Definition	Real functions
Adjoint state method	Concept	Calculus of variations and optimal control; optimization
Barnes G-function	Definition	Special functions
Artin–Schreier theorem on formally real fields	Theorem	Field theory and polynomials
Amitsur–Levitzki theorem	Theorem	Associative rings and algebras
Brjuno number	Definition	Dynamical systems and ergodic theory
Successive minima	Concept	Number theory
Error of best approximation	Concept	Approximations and expansions
Frequentist inference	Concept	Statistics
Going-down theorem	Theorem	Commutative algebra
Mazur–Orlicz theorem	Theorem	Sequences, series, summability
Arnold's classification of simple singularities	Theorem	Several complex variables and analytic spaces
Stationary set	Concept	Mathematical logic and foundations
Chebyshev constant	Definition	Potential theory
Hill differential equation	Example	Ordinary differential equations
Bieberbach theorems	Theorem	Group theory and generalizations
Sturm separation theorem	Theorem	Ordinary differential equations
Random dynamical system	Definition	Dynamical systems and ergodic theory
Nagata's example of a Noetherian ring of infinite dimension	Counterexample	Commutative algebra
von Neumann bounded set	Definition	Functional analysis
Schläfli symbol	Definition	Geometry
HNN extension	Concept	Group theory and generalizations
Quasi-analytic function	Concept	Real functions
Unirational variety	Concept	Algebraic geometry
Robin constant	Definition	Potential theory
Limit set	Concept	Dynamical systems and ergodic theory
Excellent ring	Concept	Commutative algebra
Zero morphism	Concept	Category theory; homological algebra
Generalized cohomology theory	Definition	Algebraic topology
Isomorphism theorem for measure algebras	Theorem	Measure and integration
Hilbert's Theorem 90	Theorem	Field theory and polynomials
Order of a PDE	Definition	Partial differential equations
Holomorphic functional calculus	Concept	Operator theory
Malcev completion	Definition	Topological groups, Lie groups
Birkhoff–Frink representation of algebraic closure systems	Theorem	General algebraic systems