Category:Definitions/Ker Function

This category contains definitions related to Ker Function.
Related results can be found in Category:Ker Function.

Let $K_n$ denote the modified Bessel function of the second kind.

The Ker function is defined as:

$\map {\Ker_n} x = \map \Re {\map {K_n} {x \map \exp {\dfrac {\pi i} 4} } }$

where:

$\exp$ denotes the exponential function

$x$ is real

$\map \Re z$ denotes the real part of $z$.