Objects
A specific mathematical object, for example a group, a graph or a sequence.
- Concepts 5206
- Definitions 5027
- Statements 3081
- Conjectures 75
- Problems 147
- Examples 431
- Counterexamples 71
- Objects 132
- Proofs 11
- Computations 1
- Topics 1
Ideas 1–132 of 132.
| Name | Kind | Subject |
|---|---|---|
| Euler–Mascheroni constant | Object | Number theory |
| Circle group | Object | Topological groups, Lie groups |
| Galois field | Object | Field theory and polynomials |
| Pascal's triangle | Object | Combinatorics |
| Identity matrix | Object | Linear and multilinear algebra; matrix theory |
| Real numbers | Object | Real functions |
| Heaviside step function | Object | Real functions |
| Complex numbers | Object | Functions of a complex variable |
| pi | Object | Number theory |
| Integers | Object | Number theory |
| Special orthogonal group | Object | Linear and multilinear algebra; matrix theory |
| Algebra of endomorphisms | Object | Linear and multilinear algebra; matrix theory |
| Empty set | Object | Mathematical logic and foundations |
| Imaginary unit | Object | Field theory and polynomials |
| Group of units of Z/nZ | Object | Number theory |
| General linear group | Object | Group theory and generalizations |
| Matrix ring | Object | Linear and multilinear algebra; matrix theory |
| Extended real number line | Object | Real functions |
| Euclidean group | Object | Group theory and generalizations |
| Gaussian integers | Object | Number theory |
| Dirac delta function | Object | Functional analysis |
| e | Object | Number theory |
| Natural numbers | Object | Number theory |
| Rational numbers | Object | Number theory |
| Quaternion group | Object | Group theory and generalizations |
| Klein four-group | Object | Group theory and generalizations |
| Unitary group | Object | Linear and multilinear algebra; matrix theory |
| Golden ratio | Object | Number theory |
| Orthogonal group | Object | Linear and multilinear algebra; matrix theory |
| Aleph-null | Object | Mathematical logic and foundations |
| Standard basis | Object | Linear and multilinear algebra; matrix theory |
| Special linear group | Object | Linear and multilinear algebra; matrix theory |
| Cardinality of the continuum | Object | Mathematical logic and foundations |
| Group of nth roots of unity | Object | Group theory and generalizations |
| Coordinate space | Object | Linear and multilinear algebra; matrix theory |
| Euclidean space | Object | Geometry |
| Euclidean plane | Object | Geometry |
| Zero matrix | Object | Linear and multilinear algebra; matrix theory |
| Sphere spectrum | Object | Algebraic topology |
| Real projective space | Object | Manifolds and cell complexes |
| Octonions | Object | Nonassociative rings and algebras |
| Fock space | Object | Functional analysis |
| E8 lattice | Object | Number theory |
| Finite projective plane | Object | Geometry |
| Lebesgue measure | Object | Measure and integration |
| Weierstrass elliptic function | Object | Special functions |
| Conway groups | Object | Group theory and generalizations |
| Suzuki groups | Object | Group theory and generalizations |
| 120-cell | Object | Geometry |
| Toeplitz algebra | Object | Operator theory |
| Von Neumann universe | Object | Mathematical logic and foundations |
| Sinogram | Object | Integral transforms, operational calculus |
| Sobol sequence | Object | Number theory |
| Modular lambda function | Object | Number theory |
| Halton sequence | Object | Number theory |
| Siegel upper half-space | Object | Several complex variables and analytic spaces |
| Classical Wiener space | Object | Probability theory and stochastic processes |
| Calkin algebra | Object | Functional analysis |
| Butcher group | Object | Numerical analysis |
| Kakeya set | Object | Measure and integration |
| Constructible universe | Object | Mathematical logic and foundations |
| Klein quadric | Object | Geometry |
| Exotic sphere | Object | Manifolds and cell complexes |
| Gauge group | Object | Global analysis, analysis on manifolds |
| Thue–Morse sequence | Object | Number theory |
| Out(F_n) | Object | Group theory and generalizations |
| Euclid's Elements | Object | History and biography |
| Poincaré disk model | Object | Geometry |
| Space of connections modulo gauge | Object | Global analysis, analysis on manifolds |
| Unit disc | Object | Functions of a complex variable |
| 600-cell | Object | Geometry |
| Fischer groups | Object | Group theory and generalizations |
| Algebra of bounded operators on a Hilbert space | Object | Operator theory |
| E8 manifold | Object | Manifolds and cell complexes |
| Bernoulli polynomials | Object | Number theory |
| Monster group | Object | Group theory and generalizations |
| Levi-Civita field | Object | Field theory and polynomials |
| Path space of a manifold | Object | Global analysis, analysis on manifolds |
| Kepler–Poinsot polyhedron | Object | Geometry |
| Grassmannian | Object | Algebraic geometry |
| Raviart–Thomas elements | Object | Numerical analysis |
| Gromov–Hausdorff space | Object | Differential geometry |
| Feigenbaum constants | Object | Dynamical systems and ergodic theory |
| Complex p-adic numbers | Object | Field theory and polynomials |
| Simplex category | Object | Category theory; homological algebra |
| Klein quartic | Object | Algebraic geometry |
| De Bruijn sequence | Object | Computer science |
| Zero sharp | Object | Mathematical logic and foundations |
| Hilbert cube | Object | General topology |
| Aronszajn tree | Object | Mathematical logic and foundations |
| Epsilon nought | Object | Mathematical logic and foundations |
| Grigorchuk group | Object | Group theory and generalizations |
| Chebyshev polynomials | Object | Special functions |
| Post's lattice | Object | General algebraic systems |
| Suslin line | Object | Mathematical logic and foundations |
| Hermite polynomials | Object | Special functions |
| Hyperfinite type II1 factor | Object | Functional analysis |
| Baire space of sequences | Object | General topology |
| Unit ball in C^n | Object | Several complex variables and analytic spaces |
| Janko groups | Object | Group theory and generalizations |
| Hurwitz quaternions | Object | Number theory |
| Fano plane | Object | Geometry |
| Mandelbrot set | Object | Dynamical systems and ergodic theory |
| Urysohn universal space | Object | General topology |
| Banach–Mazur compactum | Object | Functional analysis |
| Rado graph | Object | Combinatorics |
| Free loop space | Object | Global analysis, analysis on manifolds |
| 24-cell | Object | Geometry |
| Golay code | Object | Information and communication theory, circuits |
| Mathieu groups | Object | Group theory and generalizations |
| n-sphere | Object | Manifolds and cell complexes |
| Universal Turing machine | Object | Mathematical logic and foundations |
| Tarski monster group | Object | Group theory and generalizations |
| Baby Monster group | Object | Group theory and generalizations |
| Lemniscate constant | Object | Special functions |
| Modular group | Object | Number theory |
| Thompson groups | Object | Group theory and generalizations |
| Moduli space of instantons | Object | Global analysis, analysis on manifolds |
| Cantor space | Object | General topology |
| Tits group | Object | Group theory and generalizations |
| Symplectic group | Object | Group theory and generalizations |
| Exotic R4 | Object | Manifolds and cell complexes |
| Upper half-plane | Object | Functions of a complex variable |
| Archimedean solid | Object | Geometry |
| Leech lattice | Object | Number theory |
| Eilenberg–MacLane spectrum | Object | Algebraic topology |
| Hilbert scheme | Object | Algebraic geometry |
| Ree groups | Object | Group theory and generalizations |
| Mersenne Twister | Object | Numerical analysis |
| Surreal number | Object | Order, lattices, ordered algebraic structures |
| Griess algebra | Object | Group theory and generalizations |
| Johnson solid | Object | Geometry |