LogBesselI1

LogBesselI1(x)

Logarithm of the modified first kind Bessel function of order 1.

\forall x \in \Rset, \quad LogBesselI1(x) = \log (\mathrm{I}_1(x))

Parameters:
xfloat
Returns:
resultfloat

See also

openturns.SpecFunc.BesselI1