User:Zarzuelazen/Books/Reality Theory: Algebra&Number Theory

Reality Theory: Algebra&Number Theory

 * *-algebra
 * 0 (number)
 * 1 (number)
 * 2
 * 3
 * 4
 * Abc conjecture
 * Abelian extension
 * Abelian group
 * Absolute difference
 * Absolute Galois group
 * Absolute value
 * Absolute value (algebra)
 * Abstract algebra
 * Acyclic orientation
 * Addition
 * Additive function
 * Additive identity
 * Additive inverse
 * Additive map
 * Additive number theory
 * Adele ring
 * Adelic algebraic group
 * Adjacency matrix
 * Adjoint representation
 * Adjugate matrix
 * Affine Lie algebra
 * Albert algebra
 * Algebra
 * Algebra over a field
 * Algebra representation
 * Algebraic closure
 * Algebraic combinatorics
 * Algebraic connectivity
 * Algebraic element
 * Algebraic equation
 * Algebraic expression
 * Algebraic extension
 * Algebraic fraction
 * Algebraic function field
 * Algebraic graph theory
 * Algebraic group
 * Algebraic independence
 * Algebraic integer
 * Algebraic number
 * Algebraic number field
 * Algebraic number theory
 * Algebraic operation
 * Algebraic structure
 * Algebraically closed field
 * Almost prime
 * Alternating group
 * Alternating polynomial
 * Amicable numbers
 * Anabelian geometry
 * Analytic number theory
 * Annihilator (ring theory)
 * Antihomomorphism
 * Antiisomorphism
 * Antilinear map
 * Antimatroid
 * Aperiodic semigroup
 * Apex graph
 * Arborescence (graph theory)
 * Arboricity
 * Archimedean property
 * Argument of a function
 * Arithmetic
 * Arithmetic function
 * Arithmetic geometry
 * Arithmetic group
 * Arithmetic of abelian varieties
 * Arity
 * Arthur–Selberg trace formula
 * Artin reciprocity law
 * Ascending chain condition
 * Associated prime
 * Association scheme
 * Associative algebra
 * Augmented matrix
 * Automatic group
 * Automatic semigroup
 * Automorphic form
 * Automorphism group
 * Average order of an arithmetic function
 * Baby monster group
 * Bareiss algorithm
 * Basis (linear algebra)
 * Bass–Serre theory
 * Bernoulli number
 * Bernoulli polynomials
 * Beta skeleton
 * Bialgebra
 * Biconnected component
 * Biconnected graph
 * Bijective proof
 * Bilinear form
 * Bilinear map
 * Bimodule
 * Binary matroid
 * Binary quadratic form
 * Binomial (polynomial)
 * Binomial coefficient
 * Binomial theorem
 * Bipartite graph
 * Bipartite hypergraph
 * Birch and Swinnerton-Dyer conjecture
 * Birkhoff's representation theorem
 * Bivector
 * Block design
 * Block matrix
 * Boolean algebra (structure)
 * Boolean algebras canonically defined
 * Boolean ring
 * Brauer group
 * Brauer's theorem on induced characters
 * Bézout domain
 * Bézout's identity
 * Cage (graph theory)
 * Cancellation property
 * Cancelling out
 * Carmichael function
 * Carry (arithmetic)
 * Cartan decomposition
 * Cartan matrix
 * Cartan subalgebra
 * Cartan's criterion
 * Catalan number
 * Cauchy–Schwarz inequality
 * Cayley graph
 * Cayley table
 * Cayley's theorem
 * Cayley–Hamilton theorem
 * Center (group theory)
 * Center (ring theory)
 * Central simple algebra
 * Centralizer and normalizer
 * Chain complex
 * Change of basis
 * Character (mathematics)
 * Character table
 * Character theory
 * Characteristic (algebra)
 * Characteristic polynomial
 * Chebyshev function
 * Chebyshev polynomials
 * Cheeger constant (graph theory)
 * Chief series
 * Chinese remainder theorem
 * Chordal graph
 * Chromatic polynomial
 * Circle group
 * Circuit rank
 * Class field theory
 * Class formation
 * Class function (algebra)
 * Class number formula
 * Class number problem
 * Classical group
 * Classical orthogonal polynomials
 * Classification of finite simple groups
 * Clifford algebra
 * Clique (graph theory)
 * Clique complex
 * Closed-form expression
 * Coalgebra
 * Coefficient
 * Coefficient matrix
 * Cograph
 * Cohen structure theorem
 * Cohomological dimension
 * Collatz conjecture
 * Combination
 * Combinatorial design
 * Combinatorial group theory
 * Combinatorial principles
 * Combinatorial species
 * Combinatorics
 * Commutative algebra
 * Commutative ring
 * Commutator
 * Comodule
 * Compact group
 * Comparability graph
 * Complement graph
 * Complemented lattice
 * Complete bipartite graph
 * Complete field
 * Complete graph
 * Complete lattice
 * Completely distributive lattice
 * Completely multiplicative function
 * Completing the square
 * Completion (algebra)
 * Completion of a ring
 * Complex conjugate
 * Complex number
 * Complexification
 * Composite number
 * Composition (combinatorics)
 * Composition algebra
 * Composition series
 * Computable number
 * Conductor (ring theory)
 * Congruence of squares
 * Congruence relation
 * Congruence subgroup
 * Conjugacy class
 * Conjugate transpose
 * Connected component (graph theory)
 * Connected dominating set
 * Connectivity (graph theory)
 * Constant (mathematics)
 * Constant function
 * Constant term
 * Constructible number
 * Continued fraction
 * Conway chained arrow notation
 * Conway group
 * Coordinate vector
 * Coprime integers
 * Coset
 * Counting
 * Covariance and contravariance of vectors
 * Covering graph
 * Coxeter group
 * Cramer's rule
 * Cross product
 * Crossing number (graph theory)
 * Cube (algebra)
 * Cube root
 * Cubic function
 * Cubic graph
 * Cusp form
 * Cuspidal representation
 * Cut (graph theory)
 * Cycle (graph theory)
 * Cycle basis
 * Cycle graph
 * Cycle index
 * Cycle rank
 * Cycle space
 * Cycles and fixed points
 * Cyclic group
 * Cyclic permutation
 * Cyclotomic field
 * De Bruijn–Erdős theorem (graph theory)
 * Dedekind domain
 * Dedekind eta function
 * Dedekind zeta function
 * Defective matrix
 * Definite quadratic form
 * Definiteness of a matrix
 * Degenerate bilinear form
 * Degree (graph theory)
 * Degree matrix
 * Degree of a field extension
 * Degree of a polynomial
 * Dense graph
 * Depth (ring theory)
 * Derangement
 * Derivation (differential algebra)
 * Descartes' rule of signs
 * Determinant
 * Diagonal matrix
 * Diagonalizable matrix
 * Difference of two squares
 * Difference set
 * Differential algebra
 * Dimension (graph theory)
 * Dimension (vector space)
 * Dimension of an algebraic variety
 * Dimension theory (algebra)
 * Diophantine approximation
 * Diophantine equation
 * Diophantine geometry
 * Direct product
 * Direct product of groups
 * Direct sum
 * Direct sum of modules
 * Directed acyclic graph
 * Directed graph
 * Dirichlet character
 * Dirichlet eta function
 * Dirichlet L-function
 * Dirichlet's approximation theorem
 * Dirichlet's theorem on arithmetic progressions
 * Dirichlet's unit theorem
 * Discrete group
 * Discrete logarithm
 * Discriminant
 * Discriminant of an algebraic number field
 * Disjoint union of graphs
 * Distance (graph theory)
 * Distance-regular graph
 * Distance-transitive graph
 * Distributive lattice
 * Divisibility (ring theory)
 * Divisibility rule
 * Divisible group
 * Division (mathematics)
 * Division algebra
 * Division algorithm
 * Division by zero
 * Division ring
 * Divisor
 * Divisor function
 * Divisor summatory function
 * Domain (ring theory)
 * Dominating set
 * Dot product
 * Double counting (proof technique)
 * Dual graph
 * Dual matroid
 * Dual number
 * Dual quaternion
 * Dual representation
 * Dual space
 * Dual system
 * Dyadics
 * Dynkin diagram
 * Dynkin index
 * E8 (mathematics)
 * E8 lattice
 * Edge and vertex spaces
 * Edge coloring
 * Edge contraction
 * Eigendecomposition of a matrix
 * Eigenfunction
 * Eigenvalues and eigenvectors
 * Eisenstein series
 * Elementary algebra
 * Elementary arithmetic
 * Elementary matrix
 * Elementary symmetric polynomial
 * Elliptic curve
 * Empty product
 * Empty sum
 * Endomorphism ring
 * Endoscopic group
 * Enumerative combinatorics
 * Equation
 * Equation solving
 * Equivariant map
 * Euclid's lemma
 * Euclid's theorem
 * Euclidean division
 * Euclidean vector
 * Euler product
 * Euler system
 * Euler's theorem
 * Euler's totient function
 * Eulerian path
 * Exact sequence
 * Expander graph
 * Expander mixing lemma
 * Explicit formulae (L-function)
 * Exponential map (Lie theory)
 * Exponential sum
 * Exponentiation
 * Expression (mathematics)
 * Exterior algebra
 * F4 (mathematics)
 * Factorial
 * Factorization
 * Factorization of polynomials
 * Falling and rising factorials
 * Faltings's theorem
 * Fermat number
 * Fermat's Last Theorem
 * Fermat's little theorem
 * Field (mathematics)
 * Field extension
 * Field of fractions
 * Field of sets
 * Field with one element
 * Filtered algebra
 * Filtration (mathematics)
 * Finite field
 * Finite group
 * Finite-rank operator
 * Finitely generated abelian group
 * Finitely generated group
 * Finitely generated module
 * Five lemma
 * Floor and ceiling functions
 * Forbidden graph characterization
 * Formal group law
 * Four color theorem
 * Fraction (mathematics)
 * Fractional ideal
 * Frame (linear algebra)
 * Free abelian group
 * Free algebra
 * Free group
 * Free lattice
 * Free module
 * Free monoid
 * Free object
 * Free product
 * Frey curve
 * Frobenius algebra
 * Frobenius endomorphism
 * Functional equation
 * Functional equation (L-function)
 * Fundamental domain
 * Fundamental lemma (Langlands program)
 * Fundamental pair of periods
 * Fundamental representation
 * Fundamental theorem of algebra
 * Fundamental theorem of arithmetic
 * Fundamental theorem of Galois theory
 * Galois cohomology
 * Galois extension
 * Galois group
 * Galois module
 * Galois theory
 * Gammoid
 * Gauss sum
 * Gaussian binomial coefficient
 * Gaussian period
 * Gegenbauer polynomials
 * General linear group
 * Generalized eigenvector
 * Generalized inverse
 * Generalized Kac–Moody algebra
 * Generalized Riemann hypothesis
 * Generating primes
 * Generating set of a group
 * Generating set of a module
 * Generator (mathematics)
 * Genus of a quadratic form
 * Geometric algebra
 * Geometric graph theory
 * Geometric group theory
 * Geometric invariant theory
 * Geometric Langlands correspondence
 * Geometric lattice
 * Geometry of numbers
 * Girth (graph theory)
 * Global dimension
 * Global field
 * Goldbach's conjecture
 * Golomb–Dickman constant
 * Graded (mathematics)
 * Graded Lie algebra
 * Graded poset
 * Graded ring
 * Graded vector space
 * Graph (discrete mathematics)
 * Graph automorphism
 * Graph center
 * Graph coloring
 * Graph embedding
 * Graph isomorphism
 * Graph labeling
 * Graph minor
 * Graph of groups
 * Graph operations
 * Graph partition
 * Graph polynomial
 * Graph product
 * Graph property
 * Graph structure theorem
 * Graph theory
 * Graphic matroid
 * Greatest common divisor
 * Greedoid
 * Green's relations
 * Grothendieck group
 * Group (mathematics)
 * Group action (mathematics)
 * Group algebra
 * Group cohomology
 * Group extension
 * Group homomorphism
 * Group Hopf algebra
 * Group isomorphism
 * Group of Lie type
 * Group representation
 * Group ring
 * Group scheme
 * Group theory
 * Hadamard matrix
 * Hadwiger conjecture (graph theory)
 * Hamiltonian path
 * Hamiltonian path problem
 * Hamming scheme
 * Handshaking lemma
 * Hardy–Littlewood circle method
 * Harmonic number
 * Hasse principle
 * Hasse's theorem on elliptic curves
 * Hasse–Weil zeta function
 * Hecke character
 * Height function
 * Hereditary ring
 * Hermite polynomials
 * Hermitian matrix
 * Hilbert's basis theorem
 * Hilbert's irreducibility theorem
 * Hilbert's Nullstellensatz
 * Hilbert's syzygy theorem
 * HNN extension
 * Homeomorphism (graph theory)
 * Homogeneous function
 * Homogeneous polynomial
 * Homogeneous space
 * Homological algebra
 * Homomorphism
 * Hopf algebra
 * Hurwitz polynomial
 * Hypercomplex number
 * Hypergraph
 * Hyperoperation
 * Hypertree
 * Ideal (ring theory)
 * Ideal class group
 * Ideal number
 * Idealizer
 * Idempotent (ring theory)
 * Identity (mathematics)
 * Identity element
 * Identity matrix
 * Imaginary number
 * Imaginary unit
 * Immanant of a matrix
 * Incidence matrix
 * Inclusion–exclusion principle
 * Indecomposable module
 * Independent set (graph theory)
 * Indeterminate (variable)
 * Index of a subgroup
 * Indifference graph
 * Induced path
 * Induced representation
 * Induced subgraph
 * Inequality (mathematics)
 * Inequation
 * Injective module
 * Inner product space
 * Integer
 * Integer factorization
 * Integral domain
 * Integral element
 * Interior algebra
 * Interior product
 * Intersection graph
 * Interval graph
 * Invariant (mathematics)
 * Invariant theory
 * Inverse element
 * Inverse semigroup
 * Inversion (discrete mathematics)
 * Invertible matrix
 * Irrational number
 * Irreducible element
 * Irreducible fraction
 * Irreducible polynomial
 * Irreducible representation
 * Isotropic quadratic form
 * Iwasawa theory
 * J-invariant
 * Jacobi identity
 * Jacobi polynomials
 * Jacobson radical
 * Johnson scheme
 * Jordan algebra
 * Jordan matrix
 * Jordan normal form
 * K-edge-connected graph
 * K-vertex-connected graph
 * Kac–Moody algebra
 * Kazhdan–Lusztig polynomial
 * Kernel (algebra)
 * Kernel (linear algebra)
 * Killing form
 * Kirchhoff's theorem
 * Knuth's up-arrow notation
 * Krohn–Rhodes theory
 * Kronecker product
 * Krull dimension
 * Kummer theory
 * Kuratowski's theorem
 * König's lemma
 * Kőnig's theorem (graph theory)
 * L-function
 * Lagrange's four-square theorem
 * Lagrange's theorem (group theory)
 * Laguerre polynomials
 * Lah number
 * Langlands dual group
 * Langlands group
 * Langlands program
 * Laplace expansion
 * Laplacian matrix
 * Latin square
 * Lattice (discrete subgroup)
 * Lattice (group)
 * Lattice (order)
 * Lattice path
 * Least common multiple
 * Leech lattice
 * Left and right (algebra)
 * Legendre polynomials
 * Lehmer code
 * Length of a module
 * Levi graph
 * Lie algebra
 * Lie algebra representation
 * Lie group
 * Lie group–Lie algebra correspondence
 * Lie superalgebra
 * Like terms
 * Lindelöf hypothesis
 * Line graph
 * Linear algebra
 * Linear algebraic group
 * Linear combination
 * Linear equation
 * Linear form
 * Linear group
 * Linear independence
 * Linear map
 * Linear span
 * Linear subspace
 * Linearity
 * Linkless embedding
 * Liouville function
 * Liouville number
 * List of simple Lie groups
 * List of zeta functions
 * Local class field theory
 * Local field
 * Local ring
 * Local zeta-function
 * Localization (algebra)
 * Localization of a module
 * Localization of a ring
 * Locally compact group
 * Locally linear graph
 * Logarithm
 * Logarithm of a matrix
 * Logarithmic integral function
 * Loop (graph theory)
 * Lovász local lemma
 * Lowest common ancestor
 * Lowest common denominator
 * Magic square
 * Magma (algebra)
 * Magnitude (mathematics)
 * Main conjecture of Iwasawa theory
 * Majorization
 * Matching (graph theory)
 * Matrix (mathematics)
 * Matrix addition
 * Matrix coefficient
 * Matrix decomposition
 * Matrix exponential
 * Matrix function
 * Matrix group
 * Matrix multiplication
 * Matrix norm
 * Matrix ring
 * Matroid
 * Matroid girth
 * Matroid minor
 * Matroid partitioning
 * Matroid rank
 * Matroid representation
 * Maximal ideal
 * Maximal torus
 * Median graph
 * Mersenne prime
 * Mertens function
 * Method of conditional probabilities
 * Method of distinguished element
 * Minimal polynomial (field theory)
 * Minimal polynomial (linear algebra)
 * Minkowski's theorem
 * Minor (linear algebra)
 * Mixed graph
 * Mixed tensor
 * Modular arithmetic
 * Modular form
 * Modular group
 * Modular lattice
 * Modular multiplicative inverse
 * Modular representation theory
 * Modularity theorem
 * Module (mathematics)
 * Module homomorphism
 * Modulo operation
 * Monadic Boolean algebra
 * Monic polynomial
 * Monoid
 * Monomial
 * Monomial basis
 * Monomial ideal
 * Monster group
 * Moore–Penrose inverse
 * Mordell–Weil theorem
 * Morita equivalence
 * Multigraph
 * Multilinear algebra
 * Multilinear form
 * Multilinear map
 * Multipartite graph
 * Multiplication
 * Multiplication algorithm
 * Multiplication of vectors
 * Multiplication table
 * Multiplicative function
 * Multiplicative group
 * Multiplicative group of integers modulo n
 * Multiplicative inverse
 * Multiplicative number theory
 * Multivector
 * MV-algebra
 * Möbius function
 * Möbius inversion formula
 * Nakayama's lemma
 * Natural density
 * Natural number
 * Negative number
 * Neighbourhood (graph theory)
 * Nielsen transformation
 * Nilpotent
 * Nilpotent group
 * Noetherian ring
 * Non-abelian class field theory
 * Non-abelian group
 * Non-associative algebra
 * Noncommutative ring
 * Nondegenerate form
 * Nonnegative matrix
 * Norm (mathematics)
 * Normal basis
 * Normal extension
 * Normal matrix
 * Normal number
 * Normal subgroup
 * Normed vector space
 * Nth root
 * Null graph
 * Null vector
 * Number
 * Number theory
 * Octonion
 * Octonion algebra
 * One-form
 * Operand
 * Operation (mathematics)
 * Operator norm
 * Opposite ring
 * Order (group theory)
 * Ordered field
 * Orders of magnitude (numbers)
 * Orientation (graph theory)
 * Orientation (vector space)
 * Oriented matroid
 * Orthogonal complement
 * Orthogonal group
 * Orthogonal matrix
 * Orthogonal polynomials
 * Orthogonality
 * Orthonormal basis
 * Orthonormality
 * Outer product
 * Overdetermined system
 * P-adic analysis
 * P-adic Hodge theory
 * P-adic L-function
 * P-adic number
 * P-adic order
 * P-group
 * Pairing
 * Parabolic induction
 * Parity (mathematics)
 * Parity of a permutation
 * Partial cube
 * Partial fraction decomposition
 * Partial permutation
 * Partial trace
 * Partition (number theory)
 * Partition function (number theory)
 * Partition matroid
 * Partition regularity
 * Pascal's triangle
 * Path (graph theory)
 * Path graph
 * Pathwidth
 * Penrose graphical notation
 * Pentation
 * Percentage
 * Perfect graph
 * Perfect graph theorem
 * Perfect number
 * Perfectoid space
 * Permanent (mathematics)
 * Permutation
 * Permutation group
 * Permutation matrix
 * Permutation pattern
 * Perron–Frobenius theorem
 * Petersen family
 * Petersen graph
 * Peter–Weyl theorem
 * Pigeonhole principle
 * Planar graph
 * Planar separator theorem
 * Platonic graph
 * Poisson algebra
 * Polar decomposition
 * Polarization identity
 * Polyhedral graph
 * Polynomial
 * Polynomial basis
 * Polynomial decomposition
 * Polynomial evaluation
 * Polynomial expansion
 * Polynomial greatest common divisor
 * Polynomial remainder theorem
 * Polynomial ring
 * Polytree
 * Pontryagin duality
 * Positive-definite matrix
 * Presentation of a group
 * Presentation of a monoid
 * Primality test
 * Primary decomposition
 * Primary ideal
 * Prime element
 * Prime gap
 * Prime ideal
 * Prime number
 * Prime number theorem
 * Prime power
 * Prime-counting function
 * Primitive element (finite field)
 * Primitive element theorem
 * Primitive polynomial (field theory)
 * Primitive root modulo n
 * Principal ideal
 * Principal ideal domain
 * Probabilistic method
 * Probable prime
 * Product (mathematics)
 * Product ring
 * Profinite group
 * Projection (linear algebra)
 * Projective linear group
 * Projective module
 * Projective orthogonal group
 * Projective representation
 * Proportionality (mathematics)
 * Prüfer domain
 * Prüfer group
 * Pseudoscalar
 * Pseudovector
 * Pólya enumeration theorem
 * Q-analog
 * Q-Pochhammer symbol
 * Quadratic equation
 * Quadratic field
 * Quadratic form
 * Quadratic formula
 * Quadratic function
 * Quadratic integer
 * Quadratic reciprocity
 * Quadratic residue
 * Quantale
 * Quantum group
 * Quartic function
 * Quasigroup
 * Quaternion
 * Quaternion algebra
 * Quiver (mathematics)
 * Quotient
 * Quotient algebra
 * Quotient graph
 * Quotient group
 * Quotient ring
 * Quotient space (linear algebra)
 * Radical of a module
 * Radical of an ideal
 * Radical of an integer
 * Raising and lowering indices
 * Ramsey theory
 * Ramsey's theorem
 * Rank (graph theory)
 * Rank (linear algebra)
 * Rank of a group
 * Rank of an abelian group
 * Ratio
 * Rational function
 * Rational number
 * Rational point
 * Rayleigh quotient
 * Reachability
 * Real form (Lie theory)
 * Real number
 * Real representation
 * Real structure
 * Reciprocity law
 * Reduced residue system
 * Reductive group
 * Regular graph
 * Regular matroid
 * Regular prime
 * Regular representation
 * Regular semigroup
 * Relative change and difference
 * Remainder
 * Representation of a Lie group
 * Representation of a Lie superalgebra
 * Representation theory
 * Representation theory of finite groups
 * Representation theory of the symmetric group
 * Residually finite group
 * Residuated lattice
 * Residue field
 * Resolution (algebra)
 * Resultant
 * Ribet's theorem
 * Riemann hypothesis
 * Riemann zeta function
 * Rigid analytic space
 * Ring (mathematics)
 * Ring homomorphism
 * Ring of integers
 * Ring of mixed characteristic
 * Ring of symmetric functions
 * Ring theory
 * Rng (algebra)
 * Robertson–Seymour theorem
 * Root of unity
 * Root system
 * Rotation map
 * Rotation matrix
 * Roth's theorem
 * Rouché–Capelli theorem
 * Routh–Hurwitz theorem
 * Row and column spaces
 * Row and column vectors
 * Rule of product
 * Rule of sum
 * Scalar (mathematics)
 * Scalar multiplication
 * Scalar projection
 * Schmidt decomposition
 * Schreier's lemma
 * Schur polynomial
 * Selberg trace formula
 * Self-complementary graph
 * Semi-simplicity
 * Semidirect product
 * Semifield
 * Semigroup
 * Semigroup action
 * Semigroup with involution
 * Semilattice
 * Semimodular lattice
 * Semiprime
 * Semiring
 * Semisimple algebra
 * Semisimple Lie algebra
 * Semisimple module
 * Separable extension
 * Series-parallel graph
 * Sesquilinear form
 * Seven Bridges of Königsberg
 * Shear matrix
 * Sieve theory
 * Sign (mathematics)
 * Signed graph
 * Simple algebra
 * Simple extension
 * Simple group
 * Simple Lie group
 * Simple module
 * Singly and doubly even
 * Singular value decomposition
 * Skew partition
 * Skew-symmetric graph
 * Skew-symmetric matrix
 * Skewes's number
 * Snake lemma
 * Solution set
 * Solvable group
 * Spanning tree
 * Special linear group
 * Special unitary group
 * Spectral graph theory
 * Spectral sequence
 * Spectrum of a matrix
 * Spin group
 * Spin representation
 * Split graph
 * Split-complex number
 * Split-octonion
 * Split-quaternion
 * Splitting field
 * Sporadic group
 * Square (algebra)
 * Square matrix
 * Square number
 * Square root
 * Square root of 2
 * Square root of a matrix
 * Square-free integer
 * Stable polynomial
 * Standard basis
 * Stanley–Reisner ring
 * Stirling number
 * Strong perfect graph theorem
 * Strongly connected component
 * Strongly regular graph
 * Structure constants
 * Structure theorem for finitely generated modules over a principal ideal domain
 * Subalgebra
 * Subdirect product
 * Subdirectly irreducible algebra
 * Subgroup
 * Subgroup series
 * Subring
 * Substitution (algebra)
 * Subtraction
 * Summation
 * Super vector space
 * Superalgebra
 * Supercommutative algebra
 * Supergroup (physics)
 * Supermodule
 * Superpattern
 * Superpermutation
 * Sylow theorems
 * Symbolic method (combinatorics)
 * Symmetric algebra
 * Symmetric bilinear form
 * Symmetric function
 * Symmetric graph
 * Symmetric group
 * Symmetric matrix
 * Symmetric polynomial
 * Symmetrization
 * Symmetry in mathematics
 * Symplectic group
 * Symplectic matrix
 * Symplectic vector space
 * System of linear equations
 * System of polynomial equations
 * Table of Lie groups
 * Tate cohomology group
 * Tate module
 * Tensor algebra
 * Tensor contraction
 * Tensor product
 * Tensor product of representations
 * Tensor rank decomposition
 * Tetration
 * Topological algebra
 * Topological graph
 * Topological graph theory
 * Topological group
 * Topological ring
 * Torsion (algebra)
 * Total ring of fractions
 * Totally positive matrix
 * Tournament (graph theory)
 * Trace (linear algebra)
 * Trace diagram
 * Transcendence degree
 * Transcendental number
 * Transcendental number theory
 * Transformation matrix
 * Transformation semigroup
 * Transitive reduction
 * Transpose
 * Transpose of a linear map
 * Transversal (combinatorics)
 * Tree (graph theory)
 * Tree decomposition
 * Tree-depth
 * Treewidth
 * Triangle-free graph
 * Triangular matrix
 * Triangular number
 * Trinomial
 * Triple product
 * Triple system
 * Trivial representation
 * Trémaux tree
 * Tutte polynomial
 * Twelvefold way
 * Twin prime
 * Unary operation
 * Underdetermined system
 * Uniform matroid
 * Unimodular lattice
 * Unique factorization domain
 * Unit (ring theory)
 * Unit distance graph
 * Unit vector
 * Unitary group
 * Unitary matrix
 * Unitary representation
 * Unitary transformation
 * Universal algebra
 * Universal embedding theorem
 * Universal enveloping algebra
 * Valuation (algebra)
 * Variable (mathematics)
 * Variety (universal algebra)
 * Variety of finite semigroups
 * Vector (mathematics and physics)
 * Vector projection
 * Vector space
 * Vertex (graph theory)
 * Vertex cover
 * Vertex-transitive graph
 * Von Mangoldt function
 * Wagner's theorem
 * Waring's problem
 * Weight (representation theory)
 * Weil conjectures
 * Weil group
 * Weyl algebra
 * Weyl character formula
 * Weyl group
 * Wheel theory
 * Witt group
 * Witt vector
 * Witt's theorem
 * Word (group theory)
 * Wreath product
 * Young tableau
 * Zero divisor
 * Zero element
 * Zero matrix
 * Zero of a function
 * Zero ring
 * Zig-zag product