XLPack 6.1
Julia API Reference Manual
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◆ besk0()

function besk0 ( x::Real  ,
scaling::Bool  = false 
)

Modified Bessel functions of the second kind of order zero K0(x)

Purpose
besk0 computes the modified Bessel function of the second kind of order zero K0(x).
Returns
Float64
Modified Bessel functions of the second kind of order zero K0(x). (if kode = 1)
Exponentially scaled modified Bessel function of the second kind of order zero exp(x)*K0(x). (if kode = 2)
Parameters
[in]xArgument x (x > 0).
[in]scaling(Optional)
A parameter to indicate the scaling option. (default = false)
= false: No scaling.
= true: Returns exponentially scaled values.
Error handling
  • If x < 0, domain error (EDOM) occurs.
  • Range error (ERANGE) may occur.
Reference
boost/math/special_functions