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BESELI
| Returns the I Bessel function of order N for X. |
BESELJ
| Returns the J Bessel function of order N for X. |
BESELK
| Returns the K Bessel function of order N for X. |
BESELY
| Returns the Y Bessel function of order N for X. |
BETA
| Returns the value of the beta function. |
ERF
| Returns the value of an error function. |
ERFC
| Returns the value of a complementary error function. |
ERFCX
| Returns the value of a scaled complementary error function. |
EXPINT
| Returns the value of the exponential integral. |
GAMMA
| Returns the gamma function of X. |
GAUSS_QUAD_LEGENDRE
| Returns an array containing the x values (the abscissas) for Gaussian quadrature integration, where the x values are the roots of the Legendre polynomial of order N. |
IBETA
| Computes the incomplete beta function. |
IGAMMA
| Computes the incomplete gamma function. |
LAGUERRE
| Returns value of the associated Laguerre polynomial. |
LEGENDRE
| Returns value of the associated Legendre polynomial. |
LNGAMMA
| Returns logarithm of the gamma function of X. |
SPHER_HARM
| Returns value of the spherical harmonic function. |
SPHERE_HARM_FILTER
| Uses the spherical harmonic transform to perform a spectral filter on a two-dimensional array of data values on a sphere. |
SPHERE_HARM_FORWARD
| Uses the Gauss-Legendre algorithm to compute the forward spherical harmonic transform of a two-dimensional input array on a spherical coordinate grid. |
SPHERE_HARM_INVERSE
| Uses the Gauss-Legendre algorithm to compute the inverse spherical harmonic transform of an input array, and return the result on a spherical coordinate grid, where the output latitudes are on a Gauss-Legendre grid. |
SPHERE_HARM_KERNEL
| Constructs the kernel coefficients for a triangular filter of a spherical harmonic transform using the isotropic smoothing function of Sardeshmukh and Hoskins. |