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- Derivative of versine
- Derivative of zeta at -1
- Derivatives of Hypergeometric pFq
- Devil's staircase
- Devil's staircase is continuous
- Devil's staircase is not absolutely continuous
- Dickman–de Bruijn function
- Dickson polynomial
- Difference equation of hypergeometric type
- Difference of cosh and sinh
- Differential equation for Hypergeometric pFq
- Differential equation for Jacobi P
- Digamma
- Digamma at 1
- Digamma at 1/2
- Digamma at n+1
- Digamma at n+1/2
- Digamma at z+n
- Digamma function
- Digamma functional equation
- Dilogarithm
- Dirichlet L-function
- Dirichlet beta
- Dirichlet beta function
- Dirichlet beta in terms of Lerch transcendent
- Dirichlet eta
- Dirichlet eta function
- Dirichlet function
- Dirichlet function is nowhere continuous
- Dirichlet series
- Distance to integers
- Doubling identity for cosh (1)
- Doubling identity for cosh (2)
- Doubling identity for cosh (3)
- Doubling identity for sinh (1)
- Doubling identity for sinh (2)
- Doubly periodic
- Doubly periodic function
- E
- E(1,1)(z)=exp(z)
- E(2,1)(-z^2)=cos(z)
- E(2,1)(z)=cosh(sqrt(z))
- E(m)=(pi/2)2F1(-1/2,1/2;1;m)
- E^(-x) less than 1-(x/2) for 0 less than x less than or equal to 1.5936
- E^(-x/(1-x)) is less than 1-x is less than e^(-x)
- E^(-x/(1-x)) is less than 1-x is less than e^(-x) for nonzero real x less than 1
- E^x greater than (1+x/y)^y greater than exp(xy/(x+y) for x greater than 0 and y greater than 0)
- E^x greater than 1+x^n/n! for n greater than 0 and nonzero real x greater than 0
- E^x is greater than 1+x for nonzero real x
- E^x is less than 1/(1-x) for nonzero real x less than 1
- E (0,1)(z)=1/(1-z) for
- E (0,1)(z)=1/(1-z) for abs(z) less than 1
- E is irrational
- E is limit of (1+1/n)^n
- Ei(-x)=-Integral from -x to infinity of e^(-t)/t dt
- Ei(-x)=-Integral from x to infinity of e^(-t)/t dt
- Ei(x)=-Integral from -x to infinity of e^(-t)/t dt
- Ein function
- Elliptic E
- Elliptic K
- Elliptic function
- Elliptic functions
- Elliptic gamma function
- Entire
- Entire exponential integral
- Epstein zeta function
- Erdős-Borwein Constant
- Erdős-Borwein Constant is irrational
- Erf of conjugate is conjugate of erf
- Erfc
- Erfi
- Error function
- Error function is odd
- Error functions footer
- Euler's formula
- Euler's reflection formula for gamma
- Euler-Jackson q-difference operator
- Euler-Mascheroni constant
- Euler E
- Euler E generating function
- Euler E n'(x)=nE n-1(x)
- Euler numbers
- Euler phi
- Euler polynomial
- Euler product
- Euler product for Riemann zeta
- Euler totient
- Euler totient is multiplicative
- Exponential
- Exponential cdf
- Exponential e in terms of basic hypergeometric phi
- Exponential function
- Exponential in terms of hypergeometric 0F0
- Exponential integral
- Exponential integral E
- Exponential integral E sub n
- Exponential integral Ei
- Exponential integral Ei series
- Exponential of logarithm
- Exponential pdf
- Exsecant
- Exton q-exponential
- F(-n)=(-1)^(n+1)F(n)
- F(2n)=F(n)L(n)
- F(2n)=F(n+1)^2-F(n-1)^2
- F(2n+1)=F(n+1)^2+F(n)^2
- F(n+1)F(n-1)-F(n)^2=(-1)^n
- F(n+m+1)=F(n+1)F(m+1)+F(n)F(m)
- Faber F1
- Faber F1 is continuous
- Faber F1 is nowhere differentiable
- Faber F2
- Faber F2 is continuous
- Faber F2 is nowhere differentiable
- Faber function F1
- Faber function F2
- Faber functions
- Factorial
- Factorial property of gamma
- Faddeeva function
- Falling factorial
- Fermat numbers
- Fibonacci
- Fibonacci numbers
- Fibonacci polynomial
- Fibonacci zeta at 1 is irrational
- Fibonacci zeta function
- Fibonacci zeta in terms of a sum of binomial coefficients
- Floor
- Format notes
- Fransén–Robinson constant
- Fresnel C
- Fresnel C in terms of erf
- Fresnel C is odd
- Fresnel S
- Fresnel S in terms of erf
- Fresnel S is odd
- Full list
- Functional equation for Riemann xi
- Functional equation for Riemann zeta
- Functional equation for Riemann zeta with cosine
- Functions named after Carl Gustav Jacob Jacobi
- Functions named after Pafnuty Chebyshev
- Functions named after Peter Gustav Lejeune Dirichlet
- Fundamental pair of periods
- Gamma
- Gamma'(z)/Gamma(z)=-gamma-1/z+Sum z/(k(z+k))
- Gamma(1)=1
- Gamma(n+1)=n!
- Gamma(z)Gamma(1-z)=pi/sin(pi z)
- Gamma(z) as integral of a power of log(1/t) for Re(z) greater than 0
- Gamma(z+1)=zGamma(z)
- Gamma-Sine Relation
- Gamma at positive integers
- Gamma function
- Gamma function written as a limit of a factorial, exponential, and a rising factorial
- Gamma function written as infinite product
- Gamma recurrence relation
- Gauss' formula for gamma function
- Gegenbauer C
- Gegenbauer Polynomials
- Gelfond-Schneider constant is transcendental
- Gelfond constant
- Gelfond constant is transcendental
- Gelfond–Schneider constant
- General Dirichlet series
- Generalized hypergeometric function
- Generalized q-Bessel
- Generating function for Hermite (physicist) polynomials
- Generating function for Laguerre L
- Generating function for partition function
- Generating relation for Bateman F
- Genocchi numbers
- Gieseking constant
- Glaisher–Kinkelin constant
- Glyphs
- Goh-Schmutz constant
- Golden ratio
- Gompertz constant
- Goss zeta function
- Graph
- Greatest prime factor
- Gudermannian
- H (-(n+1/2))(z)=(-1)^n J (n+1/2)(z) for integer n geq 0
- H (1/2)(z)=(2/(pi z))^(1/2)(1-cos(z))
- H (1/2)(z)=sqrt(2/(pi z))(1-cos(z))
- H (3/2)(z)=sqrt(z/(2pi))(1+2/z^2)-sqrt(2/(pi z))(sin(z)+cos(z)/z)
- H (nu)(x) geq 0 for x gt 0 and nu geq 1/2
- Hacovercosine
- Hacoversine
- Hadamard's gamma function
- Hadamard gamma
- Hahn-Exton q-Bessel
- Hahn polynomial
- Halving identity for cosh
- Halving identity for sinh
- Halving identity for tangent (1)
- Halving identity for tangent (2)
- Halving identity for tangent (3)
- Hankel H (1)
- Hankel H (1) in terms of csc and Bessel J
- Hankel H (2)
- Hankel H (2) in terms of csc and Bessel J
- Hankel H sub nu (1)
- Hankel H sub nu (2)
- Hankel functions footer
- Harmonic number
- Havercosine
- Haversine
- Heaviside step function
- Hermite (physicist)
- Hermite (physicist) polynomial at negative argument
- Hermite (probabilist)
- Hermite polynomial
- Hermite polynomial (physicist)
- Hermite polynomial (probabilist)
- Humbert polynomials
- Hurwitz zeta
- Hurwitz zeta absolute convergence
- Hurwitz zeta function
- Hyperbolic cosecant
- Hyperbolic cosine
- Hyperbolic cosine integral
- Hyperbolic cotangent
- Hyperbolic secant
- Hyperbolic sine
- Hyperbolic sine integral
- Hyperbolic tangent
- Hyperbolic trigonometric functions footer
- Hyperfactorial
- Hyperfactorial in terms of K-function
- Hypergeometrc pFq
- Hypergeometric 0F0
- Hypergeometric 0F1
- Hypergeometric 0F3
- Hypergeometric 1F0
- Hypergeometric 1F1
- Hypergeometric 1F2
- Hypergeometric 2F0
- Hypergeometric 2F1
- Hypergeometric 2F3
- Hypergeometric 3F2
- Hypergeometric 4F1
- Hypergeometric functions footer
- Hypergeometric pFq
- Identity
- Identity function
- Identity written as a sum of Möbius functions
- Ihara zeta function
- Imaginary error function
- Imaginary number
- Incomplete Elliptic E
- Incomplete Elliptic K
- Incomplete beta function
- Incomplete elliptic E
- Incomplete gamma
- Integer
- Integers
- Integral (t-b)^(x-1)(a-t)^(y-1)dt=(a-b)^(x+y-1)B(x,y)
- Integral from a to a
- Integral of (1+bt^z)^(-y)t^x dt = (1/z)*b^(-(x+1)/z) B((x+1)/z,y-(x+1)/z)
- Integral of (1+t)^(2x-1)(1-t)^(2y-1)(1+t^2)^(-x-y)dt=2^(x+y-2)B(x,y)
- Integral of (t-b)^(x-1)(a-t)^(y-1)/(c-t)^(x+y) dt = (a-b)^(x+y-1)/((c-a)^x (c-b)^y) B(x,y)
- Integral of (t-b)^(x-1)(a-t)^(y-1)/(t-x)^(x+y) dt=(a-b)^(x+y-1)/((a-c)^x(b-c)^y) B(x,y)
- Integral of (z^n)log(z)dz=(z^(n+1)/(n+1))log(z)-z^(n+1)/(n+1)^2 for integer n neq -1
- Integral of Bessel J for Re(nu) greater than -1
- Integral of Bessel J for nu=1
- Integral of Bessel J for nu=2n
- Integral of Bessel J for nu=2n+1
- Integral of Bessel J for nu=n+1
- Integral of inverse erf from 0 to 1
- Integral of log of inverse erf from 0 to 1
- Integral of monomial times Bessel J
- Integral of t^(x-1)(1-t^z)^(y-1) dt=(1/z)B(x/z,y)
- Integral representation of Airy Ai
- Integral representation of Struve function
- Integral representation of Struve function (2)
- Integral representation of Struve function (3)
- Integral representation of polygamma
- Integral representation of polygamma 2
- Integral representation of polygamma for Re(z) greater than 0
- Integral t^(x-1)(1+bt)^(-x-y) dt = b^(-x) B(x,y)
- Integral t^(x-1)(1-t)^(y-1)(1+bt)^(-x-y)dt = (1+b)^(-x)B(x,y)
- Integration by parts
- Inverse Gudermannian
- Inverse error function
- Inverse hyperbolic trigonometric functions footer
- Inverse trigonometric functions footer
- Irrational
- Irrational number
- Jackson q-Bessel (1)
- Jackson q-Bessel (2)
- Jackson q-Bessel (3)
- Jacobi P
- Jacobi cd
- Jacobi cn
- Jacobi cs
- Jacobi dc
- Jacobi dn
- Jacobi ds
- Jacobi elliptic functions footer
- Jacobi nc
- Jacobi nd
- Jacobi ns
- Jacobi polynomial
- Jacobi sc
- Jacobi sd
- Jacobi sn
- Jacobi theta 1
- Jacobi theta 2
- Jacobi theta 3
- Jacobi theta 4
- Jacobi theta footer
- Jinc
- K(m)=(pi/2)2F1(1/2,1/2;1;m)
- K-function
- Kelvin bei
- Kelvin ber
- Kelvin functions footer
- Kelvin kei
- Kelvin ker
- Khinchin's constant
- Klein's invariant J
- Klein's j-invariant
- Klein invariant J
- Knopp function
- Knopp function is continuous
- Knopp function is nowhere differentiable
- Komornik–Loreti constant
- Krawtchouk polynomial
- Kronecker delta
- L(-n)=(-1)^nL(n)
- L(n)=F(n+1)+F(n-1)
- L(n)^2-5F(n)^2=4(-1)^n
- L(n+1)L(n-1)-L(n)^2=5(-1)^(n+1)
- L 2(z)=zPhi(z,2,1)
- L n'(0)=-n
- L n'(x)=-Sum L k(x)
- L n(0)=1
- L n(x)=(e^x/n!)d^n/dx^n(x^n e^(-x))
- Lagrange polynomial
- Laguerre L
- Laguerre polynomial
- Lambert W
- Lambert W function