NFFT
3.4.1
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File with predefined kernels for the fast summation algorithm. More...
Go to the source code of this file.
Functions | |
C | gaussian (R x, int der, const R *param) |
K(x)=exp(-x^2/c^2) | |
C | multiquadric (R x, int der, const R *param) |
K(x)=sqrt(x^2+c^2) | |
C | inverse_multiquadric (R x, int der, const R *param) |
K(x)=1/sqrt(x^2+c^2) | |
C | logarithm (R x, int der, const R *param) |
K(x)=log |x|. | |
C | thinplate_spline (R x, int der, const R *param) |
K(x) = x^2 log |x|. | |
C | one_over_square (R x, int der, const R *param) |
K(x) = 1/x^2. | |
C | one_over_modulus (R x, int der, const R *param) |
K(x) = 1/|x|. | |
C | one_over_x (R x, int der, const R *param) |
K(x) = 1/x. | |
C | inverse_multiquadric3 (R x, int der, const R *param) |
K(x) = 1/sqrt(x^2+c^2)^3. | |
C | sinc_kernel (R x, int der, const R *param) |
K(x) = sin(cx)/x. | |
C | cosc (R x, int der, const R *param) |
K(x) = cos(cx)/x. | |
C | kcot (R x, int der, const R *param) |
K(x) = cot(cx) | |
C | one_over_cube (R x, int der, const R *param) |
K(x) = 1/x^3. | |
C | log_sin (R x, int der, const R *param) |
K(x) = log(|sin(cx)|) | |
File with predefined kernels for the fast summation algorithm.
Definition in file kernels.c.