Bessel | 
| Name | Description | |
|---|---|---|
| BesselI1(Double) | BesselI1(x) calculates the double precision modified (hyperbolic) Bessel function of the first kind of order one and double precision argument x. | |
| BesselI1(Double, Boolean) | BesselI1(x) calculates the double precision modified (hyperbolic) Bessel function of the first kind of order one and double precision argument x. |