D

D-branes -- d'Aguillon, Francois -- d'Alembert, Jean le Rond -- D'Alembert's principle -- D'Alembertian operator -- Dandelin, Germinal Pierre -- Dandelin spheres -- Danielson, G.C. -- Dantzig, David van -- Dantzig, George -- Michel Darboux -- Darboux function -- Darboux integral -- Darcy-Weisbach equation -- Data compression -- Data set -- Daubechies wavelet -- Dawson function -- De Boor algorithm -- De Bruijn-Newman constant -- De Casteljau's algorithm -- De Finetti's theorem -- De Moivre's formula -- De Rham cohomology -- Debye function -- Decagon -- Decidable language -- Decidable set -- Decimal -- Decimal precision -- Decision problem -- Decision tree -- Dedekind, Richard -- Dedekind cut -- Dedekind completion -- Dedekind domain -- Dedekind eta function -- Defect (geometry) -- Defective number -- Deferent and epicycle -- Deficiency -- Deficient number -- Definable number -- Defined and undefined -- Definition -- Definitions of the exponential function -- Degeneracy (mathematics) -- Degenerate distribution -- Degenerate form -- Degree (mathematics) -- Degrees of freedom -- Dehn invariant -- Dehn twist -- Del -- Del Pezzo surface -- Delaunay triangulation -- Deligne, Pierre -- Deltahedron -- Delta operator -- Deltoid -- Deming regression -- DeMorgan, Augustus -- De Morgan's laws -- Denjoy Integral -- Denominator -- Denormal number -- Denotational semantics -- Dense -- Density matrix -- Depth (algebra) -- Depth-first search -- Derangement -- Derivation -- Derivative -- Derivative (examples) -- Derivative of a constant -- Derived category -- Derived functor -- Derived group -- Desargues, Girard -- Desargues' theorem -- Descartes, René -- Descartes' theorem -- Descent (category theory) -- Descriptive geometry -- Descriptive set theory -- Descriptive statistics -- De Sitter space -- Determinant -- Determinant mathematics -- Deterministic system -- Deterministic universe -- Devil's staircase -- Diagnostic variable -- Diagonal -- Diagonal argument -- Diagonal lemma -- Diagonalizable matrix -- Diagonalization -- Diameter -- ◊ -- Dice -- Dickson's lemma -- Dictionary attack -- Dicyclic group -- Diffeology -- Diffeomorphism -- Difference equation -- Difference operator -- Differential (mathematics) -- Differential calculus -- Differential equation -- Differential equations from outside physics -- Differential equations of mathematical physics -- Differential form -- Differential Galois theory -- Differential geometry -- Differential geometry of curves -- Differential operator -- Differential rotation -- Differential topology -- Differintegral -- Diffie, Whitfield -- Diffie-Hellman -- Digamma function -- Digit -- Digital Signature Algorithm -- Digital sum -- Dihedral angle -- Dihedral group -- Dijkstra's algorithm -- Dilation -- Dimension -- Dimension of an algebraic variety -- Dimension theorem for vector spaces -- Dimensional analysis -- Diminishing angle -- Dini test -- Dining cryptographers protocol -- Diophantine -- Diophantine approximation -- Diophantine equation -- Diophantine set -- Diophantus -- Dipole -- Dirac delta function -- Dirac, Paul -- Dirac equation -- Direct limit -- Direct product -- Direct sum -- Direct sum of groups -- Directed acyclic graph -- Directed graph -- Directed set -- Direction -- Directional derivative -- Dirichlet boundary condition -- Dirichlet character -- Dirichlet convolution -- Dirichlet, Johann Peter Gustav Lejeune -- Dirichlet function -- Dirichlet kernel -- Dirichlet L-series -- Dirichlet problem -- Dirichlet ring -- Dirichlet's theorem -- Dirichlet's unit theorem -- Discontinuity set -- Discrepancy function -- Discrete cosine transform -- Discrete Fourier transform -- Discrete group -- Discrete Hankel transform -- Discrete Hartley transform -- Discrete Heisenberg group -- Discrete logarithm -- Discrete mathematics -- Discrete optimization -- Discrete oriented polytope -- Discrete random variable -- Discrete sine transform -- Discrete space -- Discrete valuation -- Discrete valuation ring -- Discriminant of a polynomial -- Disjoint sets -- Disjoint union -- Disjunctive normal form -- Disk integration -- Displacement -- Disquisitiones Arithmeticae -- Distance -- Distance geometry -- Distance matrix -- Distance transform -- Distance map -- Distance field -- Distinct -- Distribution -- Distributive law -- Distributivity (order theory) -- Distributivity -- Divergence -- Divergence theorem -- Divergent series -- Divisible -- Divisible group -- Division -- Division algebra -- Division algorithm -- Division by 2 -- Division by zero -- Division ring -- Divisor -- Divisor function -- The Doctrine of Chances -- Dodecagon -- Dodecahedron -- Domain (ring theory) -- Domain calculus -- Domain decomposition method -- Domain -- Domain theory -- Dominated convergence theorem -- Donaldson -- Donaldson, Simon -- Doomsday algorithm -- Dot product -- Dot-decimal notation -- Douady, Adrien -- Double counting -- Double integral -- Douglas, Jesse -- Dragon curve -- Drinfeld, Vladimir -- Dual (category theory) -- Dual group -- Dual numbers -- Dual polyhedron -- Dual space -- Duality (mathematics) -- Duality (order theory) -- Duality (projective geometry) -- Dudley, Underwood -- Dunkl, Charles F. -- Dunkl operator -- Duodecimal -- Dyad symmetry -- Dyadic fraction -- Dyadic tensor -- Dynamical system -- Dynamical systems -- Dynamical systems and chaos theory -- Dynamics (mechanics) -- Dynkin, Eugene Borisovich -- Dynkin diagram -- Dyscalculia -- Dyson, Freeman --

E

E₆ -- E₇ -- E₈ -- e (mathematical constant) -- Earnshaw's theorem -- Eccentricity -- Echelon -- Eckmann-Hilton argument -- Eclipse cycle -- Economic statistics -- Eddington coordinates -- Edge -- Edge coloring -- Edgeworth series -- Edge-transitive graph -- Edinburgh Mathematics Society --Edmonds-Karp algorithm -- Effective results in number theory -- Egyptian fraction -- Eigenface -- Eigenfunction -- Eigenvalue -- Eigenvalue algorithm -- Eigenvector -- Eigenvectors -- Eilenberg, Samuel -- Eisenstein's criterion -- Einstein -- Einstein, Albert -- Einstein-Cartan theory -- An elegant rearrangement of a conditionally convergent iterated integral -- Elasticity (economics) -- Electric field gradient -- Element (mathematics) -- Elementary algebra -- Elementary function -- Elementary group theory -- Elementary matrix transformations -- Elementary number theory -- Éléments de géométrie algébrique -- Elevator paradox -- ElGamal discrete log cryptosystem -- Elias Delta coding -- Elias Gamma coding -- Elimination theory -- Elliott wave -- Ellipse -- Ellipsoid -- Elliptic curve -- Elliptic curve cryptography -- Elliptic Curve DSA -- Elliptic function -- Elliptic geometry -- Elliptic integral -- Elliptic partial differential equation -- Ehrhart polynomial -- Embree-Trefethen's constant -- Empirical Bayes method -- Empirical orthogonal functions -- Empirical relationship -- Empty function -- Empty product -- Empty set -- Endomorphism ring -- Enneagon -- Enigma machine -- Enriched category -- Entire function -- Entropy -- Entropy encoding -- Entscheidungsproblem -- Enumeration -- Envelope -- Epicycloid -- Epimenides paradox -- Epimorphism -- Equaliser -- Equality (mathematics) -- Equation -- Equation solving -- Equatorial coordinate system -- Equicontinuity -- Equilateral -- Equilateral triangle -- Equinumerosity -- Equipotential surface -- Equivalence class -- Equivalence of categories -- Equivalence relation -- Equivariant -- Eratosthenes -- Erdös, Paul -- Erdös-Borwein constant -- Erdös conjecture -- Erdös-Gyárfás conjecture -- Erdös-Ko-Rado theorem -- Erdös number -- Ergodic theory -- Ergodic hypothesis -- Erlang distribution -- Erlangen programme -- Error-correcting code -- Error-correction -- Error function -- Errors and residuals in statistics -- Escape velocity -- Essential singularity -- Estimation -- Eta function -- Etale cohomology -- Euclid -- Euclidean algorithm -- Euclidean domain -- Euclidean geometry -- Euclidean group -- Euclidean space -- Euler -- Euler angles -- Euler characteristic -- Euler equations -- Euler integral -- Euler, Leonhard -- Euler number -- Euler product -- Euler pseudoprime -- Euler-Jacobi pseudoprime -- Euler-Maclaurin formula -- Euler-Mascheroni constant -- Euler's angle -- Euler's conjecture -- Euler's criterion -- Euler's formula -- Euler's four-square identity -- Euler's identity -- Euler's line -- Euler's theorem -- Euler's theorem on homogeneous functions -- Euler's totient function -- Eulerian path -- Evaluating cross-products -- Evaluation of ζ(2) -- Even function -- Even number -- Even permutation -- Event (probability theory) -- Everett, Hugh -- Everett many-worlds interpretation -- Evolutionarily stable strategy -- Exact coloring -- Exact functor -- Exact sequence -- Examples of contour integration -- Examples of differential equations -- Examples of groups -- Examples of Markov chains -- Excessive number -- Excircle -- Exclusive disjunction -- Existence theorem -- Existential quantification -- Expander -- Expectation-maximization algorithm -- Expected value -- Exponential -- Exponential distribution -- Exponential family -- Exponential function -- Exponential growth -- Exponential integral -- Exponential map -- Exponential sum -- Exponential tree -- Exponentiating by squaring -- Exponentiation -- Expression -- Expression (mathematics) -- EXPSPACE -- EXPTIME -- Extended Euclidean algorithm -- Extended number -- Extended real number line -- Extended Riemann hypothesis -- Extendible cardinal -- Extension (algebra) -- Extension problem -- Extension (semantics) -- Extensionality -- Extensive variable -- Exterior algebra -- Exterior derivative -- Extra strong Lucas pseudoprime -- Extractor -- Extremal graph theory -- Extreme point -- Extreme value -- Extreme value theory --

F

F-sigma set -- F4 (mathematics) -- F4 polytope -- Faà di Bruno's formula -- Face (mathematics) -- Factor -- Factor analysis -- Factor group -- Factor ring -- Factorial -- Factorial moment -- Factorial prime -- Factorization -- Faithful functor -- Falling factorial -- False position method -- Faltings, Gerd -- Farey sequence -- Fast Fourier Transform -- Fast Fourier transform -- Fatou's lemma -- Fatou, Pierre -- Fatou set -- Fauquembergue -- Fauquembergue, E. -- Fefferman, Charles -- Feigenbaum constant -- Fejer kernel -- Feller, William -- Fencepost error -- Fermat, Pierre de -- Fermat number -- Fermat primality test -- Fermat's last theorem -- Fermat's little theorem -- Fermat's spiral -- Fermat's theorem -- Fermi, Enrico -- Fermi problem -- Ferrari, Lodovico -- Ferro, Scipione -- Feuerbach, Karl Wilhelm -- Feynman, Richard -- Feynman-Kac formula -- Fiber product -- Fibonacci -- Fibonacci coding -- Fibonacci number -- Fibonacci polynomials -- Fibonacci pseudoprime -- Fibration -- Fibre bundle -- Field (mathematics) -- Field cohomology -- Field norm -- Field trace -- Field theory (mathematics) -- Fields, John Charles -- Fields Medal -- Figurate numbers -- Figure-eight knot (mathematics) -- Fifteen puzzle -- Filter -- Financial mathematics -- Fincke, Thomas -- Finer topology -- Finitary -- Finite difference -- Finite element method -- Finite field -- Finite field arithmetic -- Finite geometry -- Finite intersection property -- Finite mathematics -- Finite state automaton -- Finite state machine -- Finite volume method -- Finitely generated abelian group -- Finitely-generated module -- Finsler geometry -- FIPS -- First category -- First-countable space -- First-order logic -- First-order predicate calculus -- Fischer equation -- Fischer group -- Fisher information metric -- Fisher's fundamental theorem of natural selection -- Fisher's linear discriminator -- Fisher-Tippett distribution -- Fitting lemma -- Five lemma -- Five-number summary -- Fixed point -- Fixed point combinator -- Fixed-point lemma for normal functions -- Fixed point theorems in infinite-dimensional spaces -- Flag manifold -- Flat map -- Flat module -- Flat morphism -- Flatland -- Floating point -- Flood fill -- Floor function -- Floyd's cycle-finding algorithm -- Fluctuation theorem -- Focal point -- Fock space -- Fock state -- Fokker-Planck equation -- Foliation -- Folk mathematics -- Force field -- Forcing (mathematics) -- L.R. Ford -- Ford circle -- Ford-Fulkerson algorithm -- Forest -- Formal -- Formal concept analysis -- Formal grammar -- Formal group law -- Formal language -- Formal power series -- Formal semantics of programming languages -- Formalism -- Formula -- Formula for primes -- Foundations of mathematics -- Four color theorem -- Four fours -- Four-vector -- Fourier analysis -- Fourier, Jean Baptiste Joseph -- Fourier inversion theorem -- Fourier series -- Fourier transform -- Fourth power -- Fractal -- Fractal art -- Fractal Compression -- Fractal landscapes -- Fractal transform -- Fractals -- Fraction -- Fractional calculus -- Fractional ideal -- Fraenkel, Adolf -- Frattini subgroup -- Fréchet space -- Fredholm integral equation -- Fredholm operator -- Free abelian group -- Free algebra -- Free group -- Free module -- Free object -- Free probability -- Free product -- Free ring -- Free semigroup -- Free variables and bound variables -- Freedman, Michael -- Frege, Gottlob -- Freiling, Chris -- Freiling's axiom of symmetry -- Frenet-Serret formulas -- Frequency -- Frequency domain -- Frequency spectrum -- Fresnel equations -- Fresnel integral -- Fresnel zone -- Friedman -- Friedman, William F. -- Frieze group -- Frieze pattern -- Frobenius, Georg Ferdinand -- Frobenius, Georg -- Frobenius pseudoprime -- Frobenius theorem -- Frustum -- F-space -- Fubini, Guido -- Fubini's theorem -- Fuchsian group -- Fuglede's theorem -- D.R. Fulkerson -- Full moon cycle -- Full width at half maximum -- Function (mathematics) -- Function approximation -- Function field -- Function (mathematics) -- Function problem -- Function (programming) -- Function space -- Functional -- Functional analysis -- Functional derivative -- Functional equation -- Functional equation (L-function) -- Functional predicate -- Functor -- Functor category -- Fundamental class -- Fundamental domain -- Fundamental group -- Fundamental representation -- Fundamental theorem of algebra -- Fundamental theorem of arithmetic -- Fundamental theorem of calculus -- Fundamental theorem on homomorphisms -- Fused multiply-add -- Fuzzy logic --