functionbessel0
Polynomial approximation of the zeroth order modified Bessel function
Information
Polynomial approximation of the zeroth order modified Bessel function. The algorithm is taken from [1]. The function is used to calculate the Kaiser-window via calcWindow.
References
- [1] H. W. Press, S.A. Teukolsky, W. Vetterling:
- Numerical Reciepes in C: The Art of Scientific Computing
Cambridge UP, 1988
Inputs
| Type | Name | Default | Description |
|---|---|---|---|
| Real | x |
Outputs
| Type | Name | Default | Description |
|---|---|---|---|
| Real | y |
Revisions
| Date | Author | Comment |
|---|---|---|
| 2002-07-10 | Nico Walther | Realization |