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Operators and Keywords

Function List:

C++ API

specfun

Special functions including ellipitic functions, etc

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Specfun

Ci
Compute the cosine integral function defined by: Inf / Ci(x) = | cos(t)/t dt / x
Si
Compute the sine integral defined by: x / Si(x) = | sin(t)/t dt / 0
cosint
Compute the cosine integral function defined by: Inf / cosint(x) = | cos(t)/t dt / x
dirac
Compute the dirac delta function.
ellipke
Compute complete elliptic integral of first K(M) and second E(M).
erfcinv
Compute the inverse complementary error function.
expint
Compute the exponential integral, infinity / expint(x) = | exp(t)/t dt / x
expint_E1
Compute the exponential integral, infinity / expint(x) = | exp(t)/t dt / x
expint_Ei
Compute the exponential integral, infinity / expint_Ei(x) = - | exp(t)/t dt / -x
heaviside
Compute the Heaviside step function.
laguerre
Compute the value of the Laguerre polynomial of order N for each element of X
lambertw
Compute the Lambert W function of Z.
laplacian
LAPLACIAN Sparse Negative Laplacian in 1D, 2D, or 3D
multinom
Returns the terms (monomials) of the multinomial expansion of degree n.
multinom_coeff
Produces the coefficients of the multinomial expansion
multinom_exp
Returns the exponents of the terms in the multinomial expansion
psi
Compute the psi function, for each value of X.
sinint
Compute the sine integral function.
zeta
Compute the Riemann's Zeta function.
ellipj
Compute the Jacobi elliptic functions sn, cn, dn of complex argument and real parameter.

Package: specfun