mod_spline Module
Given arrays x(1:n) and y(1:n) containing a tabulated function, i.e.,
, with (x1
Uses
-
- mod_datatypes
Subroutines
public subroutine spline_real(nmax, x, y, n, yp1, ypn, y2)
- License
- Category
- numerical-tools, KKRhost
This routine returns an array y2(1:n) of length n which contains the second derivatives of the interpolating function at the tabulated points xi.
Arguments
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer | :: | nmax | ||||
| real(kind=dp), | dimension(nmax) | :: | x | |||
| real(kind=dp), | dimension(nmax) | :: | y | |||
| integer | :: | n | ||||
| real(kind=dp) | :: | yp1 | ||||
| real(kind=dp) | :: | ypn | ||||
| real(kind=dp), | dimension(nmax) | :: | y2 |
public subroutine spline_complex(nmax, x, y, n, yp1, ypn, y2)
- License
- Category
- numerical-tools, KKRhost
This routine returns an array y2(1:n) of length n which contains the second derivatives of the interpolating function at the tabulated points xi.
Arguments
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer | :: | nmax | ||||
| real(kind=dp), | dimension(nmax) | :: | x | |||
| complex(kind=dp), | dimension(nmax) | :: | y | |||
| integer | :: | n | ||||
| complex(kind=dp) | :: | yp1 | ||||
| complex(kind=dp) | :: | ypn | ||||
| complex(kind=dp), | dimension(nmax) | :: | y2 |