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- Multiple gamma function
- Möbius
- Möbius function is multiplicative
- NC n^(lambda)(x)=(n-1+2lambda)xC (n-1)^(lambda)(x)-2lambda(1-x^2)C (n-2)^(lambda-1)(x)
- NC n^(lambda)(x)=2lambda(xC (n-1)^(lambda+1)(x)-C (n-2)^(lambda+1)(x))
- N^2=T(n)+T(n-1)
- Narumi polynomials
- Natural number
- Nested radical constant
- Neumann polynomial
- Nielsen-Ramanujan sequence
- Normal cdf
- Normal pdf
- Normalized sinc
- Norton's constant
- Nth derivative of logarithm
- Number theory functions footer
- Omega constant
- Orthogonal polynomials footer
- Orthogonality of Bateman F on R
- Orthogonality of Chebyshev T on (-1,1)
- Orthogonality of Chebyshev U on (-1,1)
- Orthogonality of Gegenbauer C on (-1,1)
- Orthogonality of Laguerre L
- Orthogonality relation for cosine on (0,pi)
- P-adic L function
- P-adic zeta function
- Padovan polynomials
- Paper:Bruce Carl Berndt/Dedekind sums and a paper of G.H. Hardy
- Paper:Carl-Erik Fröberg/On the prime zeta function
- Paper:Charles Watkins Merrifield/The Sums of the Series of the Reciprocals of the Prime Numbers and of Their Powers
- Paper:D.S. McAnally/q-exponential and q-gamma functions. I. q-exponential functions
- Paper:Daniel S. Moak/The q-gamma function for q greater than 1
- Paper:David Zeitlin/On Identities for Fibonacci Numbers
- Paper:Edmund Landau/Sur la série des inverse de nombres de Fibonacci
- Paper:H.J. Haubold/Mittag-Leffler Functions and Their Applications
- Paper:Harry Bateman/Some Properties of a certain Set of Polynomials
- Paper:Harry Bateman/The Polynomial Fn(x)
- Paper:Harvey Dubner/Factorial and Primorial Primes
- Paper:James Whitbread Lee Glaisher/On certain definite integrals involving the exponential-integral
- Paper:James Whitbread Lee Glaisher/On the Sums of the Inverse Powers of the Prime Numbers
- Paper:Johann Cigler/q-Fibonacci Polynomials
- Paper:John H. Halton/On a General Fibonacci Identity
- Paper:Lucas Jódar/On the hypergeometric matrix function
- Paper:Maruti Ram Murty/The Fibonacci Zeta Function
- Paper:Matilde Lalín/Secant zeta functions
- Paper:R. M. Corless/On the Lambert W function
- Paper:Richard Askey/The q-Gamma and q-Beta functions
- Paper:Richard E. Crandall/On the quantum zeta function
- Paper:S.L. Basin/A Primer on the Fibonacci Sequence Part I
- Paper:Thomas Clausen/Uber die function sin(φ)+sin(2φ)/2^2+sin(3φ)/3^2+etc.
- Paper:Tom H. Koornwinder/q-Special functions, a tutorial
- Paper:V.E. Hoggatt, Jr/Triangular numbers
- Paper:Yilmaz Simsek/q-Dedekind type sums related to q-zeta function and basic L-series
- Paper folding constant
- Partial derivative of beta function
- Partition
- Pell constant
- Pell constant is irrational
- Period of cosh
- Period of sinh
- Period of tanh
- Period parallelogram
- Periodic function
- Peters polynomials
- Petr function
- Pi
- Pi is irrational
- Pidduck polynomial
- Pincherle polynomials
- Planck radiation
- Pochhammer
- Pochhammer symbol with non-negative integer subscript
- Polar coordinates
- Polygamma
- Polygamma multiplication formula
- Polygamma recurrence relation
- Polygamma reflection formula
- Polygamma series representation
- Polygonal numbers footer
- Polylogarithm
- Porter's constant
- Prime counting
- Prime number theorem, logarithmic integral
- Prime number theorem, pi and x/log(x)
- Prime zeta P
- Primorial
- Product of Weierstrass elementary factors is entire
- Product representation of q-exponential E sub 1/q
- Product representation of totient
- Product rule for derivatives
- Pure recurrence relation for partition function
- Pythagorean identity for coth and csch
- Pythagorean identity for sin and cos
- Pythagorean identity for sinh and cosh
- Pythagorean identity for tanh and sech
- Q-Bessel functions
- Q-Beta function
- Q-Binomial
- Q-Binomial coefficient
- Q-Cos
- Q-Euler formula for E sub q
- Q-Euler formula for e sub q
- Q-Fibonacci polynomials
- Q-Gamma
- Q-Gamma at 1
- Q-Gamma at z+1
- Q-Gaussian distribution
- Q-Hermite polynomial
- Q-Hurwitz zeta
- Q-Pochhammer
- Q-Polygamma function
- Q-Sin
- Q-calculus footer
- Q-cos sub q
- Q-derivative
- Q-derivative of q-Cosine
- Q-derivative of q-Sine
- Q-derivative power rule
- Q-difference equation for q-exponential E sub 1/q
- Q-difference equation for q-exponential E sub q
- Q-exponential E sub 1/q
- Q-exponential E sub q
- Q-exponential e sub 1/q
- Q-exponential e sub q
- Q-factorial
- Q-number
- Q-number of a negative
- Q-number when a=n is a natural number
- Q-shifted factorial
- Q-sin sub q
- Q-theta function
- Q-zeta
- Quotient rule
- Quotient rule for derivatives
- Ramanujan's sum
- Ramanujan constant
- Ramanujan tau
- Ramanujan tau inequality
- Ramanujan tau is multiplicative
- Ramanujan tau of a power of a prime
- Ramanujan theta function
- Ratio test
- Rational number
- Real and imaginary parts of log
- Reciprocal Fibonacci constant
- Reciprocal Riemann zeta
- Reciprocal Riemann zeta in terms of Mobius
- Reciprocal gamma
- Reciprocal gamma is entire
- Reciprocal gamma written as an infinite product
- Reciprocal of Riemann zeta as a sum of Möbius function for Re(z) greater than 1
- Reciprocal of i
- Reciprocal zeta function
- Recurrence relation for Struve fuction
- Recurrence relation for Struve function (2)
- Recurrence relation for partition function with sum of divisors
- Recurrence relation of exponential integral E
- Relation between polygamma and Hurwitz zeta
- Relationship between Airy Ai and modified Bessel K
- Relationship between Airy Bi and modified Bessel I
- Relationship between Anger function and Bessel J
- Relationship between Anger function and Weber function
- Relationship between Bessel-Clifford and hypergeometric 0F1
- Relationship between Bessel I and Bessel J
- Relationship between Bessel I sub -1/2 and cosh
- Relationship between Bessel I sub 1/2 and sinh
- Relationship between Bessel J and hypergeometric 0F1
- Relationship between Bessel J sub n and Bessel J sub -n
- Relationship between Bessel Y sub n and Bessel Y sub -n
- Relationship between Chebyshev T and Gegenbauer C
- Relationship between Chebyshev T and hypergeometric 2F1
- Relationship between Chebyshev U and Gegenbauer C
- Relationship between Chebyshev U and hypergeometric 2F1
- Relationship between Hurwitz zeta and gamma function
- Relationship between Legendre polynomial and hypergeometric 2F1
- Relationship between Lerch transcendent and Lerch zeta
- Relationship between Li 2(-1/x),Li 2(-x),Li 2(-1), and log^2(x)
- Relationship between Li 2(1),Li 2(-1), and pi
- Relationship between Meixner polynomials and Charlier polynomials
- Relationship between Scorer Gi and Airy functions
- Relationship between Scorer Hi and Airy functions
- Relationship between Sievert integral and exponential integral E
- Relationship between Struve function and hypergeometric pFq
- Relationship between Weber function 0 and Struve function 0
- Relationship between Weber function 1 and Struve function 1
- Relationship between Weber function 2 and Struve function 2
- Relationship between Weber function and Anger function
- Relationship between arcsin and arccsc
- Relationship between arctan and arccot
- Relationship between cos and cosh
- Relationship between cosh, inverse Gudermannian, and sec
- Relationship between cosh and cos
- Relationship between cosh and hypergeometric 0F1
- Relationship between cosine, Gudermannian, and sech
- Relationship between cosine, imaginary number, logarithm, and the golden ratio
- Relationship between cosine and hypergeometric 0F1
- Relationship between cot, Gudermannian, and csch
- Relationship between cot and coth
- Relationship between coth, inverse Gudermannian, and csc
- Relationship between coth and cot
- Relationship between coth and csch
- Relationship between csc, Gudermannian, and coth
- Relationship between csch, inverse Gudermannian, and cot
- Relationship between csch and csc
- Relationship between dilogarithm and log(1-z)/z
- Relationship between exponential integral Ei, cosine integral, and sine integral
- Relationship between incomplete beta and hypergeometric 2F1
- Relationship between integral of x*log(sin(x)), and Apéry's constant, pi, and logarithm
- Relationship between logarithm (multivalued) and logarithm
- Relationship between logarithm (multivalued) and positive integer exponents
- Relationship between logarithm and Mangoldt
- Relationship between logarithm and positive integer exponents
- Relationship between logarithmic integral and exponential integral
- Relationship between prime zeta, Möbius function, logarithm, and Riemann zeta
- Relationship between q-derivative and derivative
- Relationship between secant, Gudermannian, and cosh
- Relationship between sech, inverse Gudermannian, and cos
- Relationship between sech and sec
- Relationship between sin and sinh
- Relationship between sine, Gudermannian, and tanh
- Relationship between sine, imaginary number, logarithm, and the golden ratio
- Relationship between sine and hypergeometric 0F1
- Relationship between sinh, inverse Gudermannian, and tan
- Relationship between sinh and hypergeometric 0F1
- Relationship between sinh and sin
- Relationship between spherical Bessel j and sine
- Relationship between spherical Bessel y and cosine
- Relationship between tan and tanh
- Relationship between tangent, Gudermannian, and sinh
- Relationship between tanh, inverse Gudermannian, and sin
- Relationship between tanh and tan
- Relationship between the Fransén–Robinson constant, e, pi, and logarithm
- Relationship between the Gegenbauer C polynomials and the Jacobi P polynomials
- Relationship between the exponential integral and upper incomplete gamma function
- Riccati-Bessel S
- Riemann-Landau xi
- Riemann-Landau xi is even
- Riemann-Siegel Z
- Riemann-Siegel theta function
- Riemann Siegel theta function
- Riemann function
- Riemann function is almost nowhere differentiable
- Riemann function is continuous
- Riemann xi
- Riemann zeta
- Riemann zeta as contour integral
- Riemann zeta as integral of monomial divided by an exponential
- Riemann zeta at even integers
- Rising factorial
- Rodrigues formula for Meixner polynomial
- Schwarz function
- Schwarz function is continuous
- Schwarz function is nowhere differentiable on a dense subset
- Scorer Gi
- Scorer Hi
- Secant
- Secant zeta function
- Sech
- Second q-shifted factorial
- Series for erf with exponential factored out
- Series for log(Riemann zeta) in terms of Mangoldt function
- Series for log(riemann zeta) over primes
- Series for log(z) for Re(z) greater than 0
- Series for log(z) for Re(z) greater than 1/2
- Series for log(z) for absolute value of (z-1) less than 1
- Series for log(z+a) for positive a and Re(z) greater than -a
- Series for polygamma in terms of Riemann zeta
- Series for q-sin sub q
- Shi
- Sierpiński constant
- Sievert integral
- Signed Lah numbers
- Signum
- Silver ratio
- Sinc
- Sine
- Sine integral
- Sinh
- Sinh is odd
- Sinh of a sum
- Sinhc
- Sister Celine's polynomials
- Soldner's Constant
- Spherical Bessel j
- Spherical Bessel y
- Spherical Hankel h (1)
- Spherical Hankel h (2)
- Sqrt(1-z^2)2F1(1,1;3/2;z^2)=arcsin(z)/z
- Square numbers
- Square of i
- Squares of theta relation for Jacobi theta 1 and Jacobi theta 4
- Squares of theta relation for Jacobi theta 2 and Jacobi theta 4
- Squares of theta relation for Jacobi theta 3 and Jacobi theta 4
- Squares of theta relation for Jacobi theta 4 and Jacobi theta 4
- Stieltjes constants
- Stirling numbers of the second kind
- Stirling polynomial
- Struve function
- Sum of Fibonacci numbers
- Sum of Lucas numbers
- Sum of cosh and sinh
- Sum of divisors
- Sum of divisors functions written in terms of partition function
- Sum of even indexed Fibonacci numbers
- Sum of fourth powers of Jacobi theta 2 and Jacobi theta 4 equals fourth power of Jacobi theta 3
- Sum of odd indexed Fibonacci numbers
- Sum of reciprocal Pochhammer symbols of a fixed exponent
- Sum of squares of Fibonacci numbers
- Sum of sum of divisors function equals product of Riemann zeta for Re(z) greater than k+1
- Sum of totient equals z/((1-z) squared)
- Sum of totient equals zeta(z-1)/zeta(z) for Re(z) greater than 2
- Sum of values of sinc
- Sum over bottom of binomial coefficient with top fixed equals 2^n
- Sum rule for derivatives
- Sylvester's sequence
- Symmetry relation of exponential integral E
- T(n)=n(n+1)/2
- T(n)^2=T(T(n))+T(T(n)-1)
- T(n+1)=T(n)+n+1
- T(n+1)^2-T(n)^2=(n+1)^3
- T (n+1)(x)-2xT n(x)+T (n-1)(x)=0
- T n(x)=(1/2)(x+i sqrt(1-x^2))^n+(1/2)(x-i sqrt(1-x^2))^n
- T n(x)=Sum (-1)^k n!/((2k)! (n-2k)!) (1-x^2)^k x^(n-2k)
- Takagi function
- Takagi function is continuous
- Takagi function is nowhere differentiable
- Tanc
- Tangent
- Tanh
- Tanh is odd
- Tanh of a sum
- Tanhc
- Taylor series
- Taylor series for Fresnel C
- Taylor series for Fresnel S
- Taylor series for Gudermannian
- Taylor series for error function
- Taylor series for sinh
- Taylor series of cosine
- Taylor series of log(1+z)
- Taylor series of log(1-z)
- Taylor series of sine
- Taylor series of the exponential function
- Tetrahedral numbers