Nodes at W0, stub

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

Ideas 2701–2850 of 12399.

Name	Kind	Subject
Analytic index	Concept	Global analysis, analysis on manifolds
Latin square	Definition	Combinatorics
Sorgenfrey plane	Counterexample	General topology
Scheffé's lemma	Lemma	Measure and integration
Pseudosphere	Example	Differential geometry
M-estimator	Concept	Statistics
Digital topology	Concept	Computer science
Day convolution	Concept	Category theory; homological algebra
Wright omega function	Definition	Special functions
Minakshisundaram–Pleijel asymptotic expansion	Theorem	Global analysis, analysis on manifolds
Renewal theory	Concept	Probability theory and stochastic processes
Hodge star operator	Definition	Global analysis, analysis on manifolds
Union-closed sets conjecture	Conjecture	Combinatorics
Regula falsi	Theorem	Numerical analysis
Hypergeometric function	Concept	Special functions
Excessive function	Concept	Probability theory and stochastic processes
Equilibrium measure	Concept	Potential theory
Block system	Definition	Group theory and generalizations
Series in Banach spaces	Definition	Sequences, series, summability
Injective algebra	Definition	General algebraic systems
Collineation	Definition	Geometry
Ample line bundle	Definition	Algebraic geometry
Formalism	Concept	Mathematical logic and foundations
Sinogram	Object	Integral transforms, operational calculus
Convenient vector space	Concept	Functional analysis
Logarithmic potential	Concept	Potential theory
Jordan–von Neumann theorem	Theorem	Functional analysis
Navier–Stokes existence and smoothness	Conjecture	Partial differential equations
Morse–Bott function	Concept	Manifolds and cell complexes
Palais–Smale compactness condition	Concept	Global analysis, analysis on manifolds
Clenshaw algorithm	Proposition	Numerical analysis
Levi problem	Problem	Several complex variables and analytic spaces
External ray	Definition	Dynamical systems and ergodic theory
Volterra series	Definition	Systems theory; control
Separation of variables	Concept	Ordinary differential equations
Monotone operator	Definition	Operator theory
Classical orthogonal polynomials	Concept	Special functions
Second-order logic	Definition	Mathematical logic and foundations
Dedekind number	Concept	Order, lattices, ordered algebraic structures
Abscissa of absolute convergence	Definition	Integral transforms, operational calculus
Löwenheim–Skolem theorem	Theorem	Mathematical logic and foundations
Near-field	Definition	Field theory and polynomials
Interpretation of varieties	Definition	General algebraic systems
q-convex manifold	Definition	Several complex variables and analytic spaces
Sumset	Definition	Number theory
Lopatinskii–Shapiro condition	Concept	Partial differential equations
Young's inequality for integral operators	Theorem	Integral equations
Hermitian form	Concept	Linear and multilinear algebra; matrix theory
Homotopy category	Concept	Category theory; homological algebra
Representable functor	Definition	Category theory; homological algebra
Jensen's formula	Theorem	Functions of a complex variable
Rational difference equation	Definition	Difference and functional equations
Functional inequality	Definition	Difference and functional equations
Weierstrass preparation theorem	Theorem	Commutative algebra
Catastrophic cancellation	Definition	Numerical analysis
Sectional curvature	Definition	Differential geometry
Hopf algebra	Definition	Associative rings and algebras
Perfect ring	Concept	Associative rings and algebras
Fefferman's ball multiplier theorem	Theorem	Harmonic analysis on Euclidean spaces
Homotopic maps	Definition	Algebraic topology
Pluriharmonic function	Concept	Several complex variables and analytic spaces
Continuous dual space	Concept	Functional analysis
Soundness	Concept	Mathematical logic and foundations
Knot sum	Definition	Manifolds and cell complexes
Conjugacy problem	Problem	Group theory and generalizations
Ringed space	Definition	Algebraic geometry
Hamiltonian Monte Carlo	Proposition	Numerical analysis
Truncation error	Concept	Numerical analysis
Graph enumeration	Concept	Combinatorics
Superharmonic function	Definition	Potential theory
Proper holomorphic map	Definition	Several complex variables and analytic spaces
Goldie ring	Definition	Associative rings and algebras
Schoenberg's embedding criterion	Theorem	Geometry
Essential extension	Definition	General algebraic systems
Partial difference equation	Concept	Difference and functional equations
Jacobi polynomials	Definition	Special functions
Mostow rigidity theorem	Theorem	Differential geometry
Schrödinger equation	Definition	Partial differential equations
Relative homology	Concept	Algebraic topology
Horn	Definition	Algebraic topology
Solution of equations with degenerate kernels	Proposition	Integral equations
Localization	Concept	Commutative algebra
Second variation	Concept	Calculus of variations and optimal control; optimization
Regular semigroup	Definition	Group theory and generalizations
Pointless topology	Definition	Order, lattices, ordered algebraic structures
Quartic formula	Theorem	Field theory and polynomials
Ramanujan–Petersson conjecture	Theorem	Number theory
Teichmüller space	Definition	Functions of a complex variable
Reproducing kernel Hilbert space	Concept	Functional analysis
Galois group of a prime degree polynomial with two nonreal roots	Theorem	Field theory and polynomials
Growth rate of a group	Concept	Group theory and generalizations
Near-unanimity term	Concept	General algebraic systems
Tate module	Concept	Algebraic geometry
g-theorem	Theorem	Convex and discrete geometry
Rational map	Concept	Algebraic geometry
Carathéodory's existence theorem	Theorem	Ordinary differential equations
Bilateral Laplace transform of a probability law	Example	Integral transforms, operational calculus
Partial isometry	Definition	Operator theory
Minkowski question-mark function	Example	Real functions
Local cohomology	Definition	Commutative algebra
Center manifold theorem	Theorem	Dynamical systems and ergodic theory
Normed algebra	Concept	Functional analysis
Yoneda embedding	Concept	Category theory; homological algebra
General recursive function	Definition	Mathematical logic and foundations
Net of a polyhedron	Definition	Convex and discrete geometry
Operator system	Concept	Functional analysis
Jordan algebra	Definition	Nonassociative rings and algebras
Net	Concept	General topology
Lagrange's theorem in S3	Example	Group theory and generalizations
van Dantzig's theorem	Theorem	Topological groups, Lie groups
Quillen's theorem on complex cobordism	Theorem	Algebraic topology
Topological index	Definition	Global analysis, analysis on manifolds
Chain homotopy	Concept	Category theory; homological algebra
Dirac equation	Definition	Partial differential equations
Dini–Lipschitz criterion	Theorem	Harmonic analysis on Euclidean spaces
Semimartingale	Concept	Probability theory and stochastic processes
C-infinity ring	Concept	Global analysis, analysis on manifolds
Wald–Wolfowitz optimality of the sequential probability ratio test	Theorem	Statistics
Weakly compact cardinal	Definition	Mathematical logic and foundations
Homotopy fiber	Concept	Algebraic topology
Resonance	Concept	Ordinary differential equations
Sparse grid	Definition	Numerical analysis
Coproduct	Concept	Category theory; homological algebra
Pringsheim convergence	Definition	Sequences, series, summability
Monomial ideal	Concept	Commutative algebra
Doob's martingale inequality	Theorem	Probability theory and stochastic processes
Brun sieve	Definition	Number theory
Homotopy fiber	Definition	Algebraic topology
Smale's degree for proper Fredholm maps	Definition	Global analysis, analysis on manifolds
XYZ inequality	Theorem	Order, lattices, ordered algebraic structures
Chern class	Definition	Algebraic geometry
Maass wave form	Definition	Number theory
Lamplighter group	Example	Group theory and generalizations
Radon transform	Definition	Integral transforms, operational calculus
Semisimple module	Definition	Associative rings and algebras
Ricci curvature	Concept	Differential geometry
Hamilton–Jacobi equation	Definition	Partial differential equations
Erdős distinct distances problem	Problem	Convex and discrete geometry
Realizability	Concept	Mathematical logic and foundations
Poisson manifold	Definition	Differential geometry
Determinacy	Definition	Mathematical logic and foundations
Linear recurrence with polynomial coefficients	Definition	Difference and functional equations
Fredholm alternative	Theorem	Linear and multilinear algebra; matrix theory
Covering relation	Concept	Order, lattices, ordered algebraic structures
Function having a given Mellin transform	Definition	Integral transforms, operational calculus
Max-flow min-cut theorem	Theorem	Combinatorics
WZ theory	Definition	Combinatorics
Bifurcation from a characteristic value	Concept	Operator theory
Feller process	Concept	Probability theory and stochastic processes
Fukaya category	Concept	Differential geometry