Contents Previous Next Subchapters

The Kn Bessel Function
Syntax besselk(nx)
See Also besseli , bessely , betai , gammln , erf

Description
Returns the element-by-element Kn Bessel function of the third kind, where n is 0 or 1. and x is a real or double-precision matrix.

Example
     x = seq(100) / 10.
     gtitle("K1(x)")
     gplot(x, besselk(1, x))

returns the following plot: