Some Special Math Functions

These are some special mathematical functions and functions related to number theory.

LCM(a, b)

GCD(a, b)

nextprime(a)

factorial(x)

# S4 method for SymEngineDataType
factorial(x)

choose(n, k)

# S4 method for SymEngineDataType
choose(n, k)

zeta(a)

lambertw(a)

dirichlet_eta(a)

erf(a)

erfc(a)

# S4 method for SymEngineDataType,SymEngineDataType
atan2(y, x)

kronecker_delta(x, y)

lowergamma(x, a)

uppergamma(x, a)

# S4 method for SymEngineDataType,SymEngineDataType
beta(a, b)

# S4 method for SymEngineDataType
psigamma(x, deriv = 0L)

# S4 method for SymEngineDataType
digamma(x)

# S4 method for SymEngineDataType
trigamma(x)

Arguments

a, b, x, y, n, k, deriv

SymEngine objects (Basic/VecBasic/DenseMatrix). Some functions require Integer type.

Value

Same type as input.