This is documentation for Mathematica 4, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.2)

BesselJBesselI

BesselK

FilledSmallSquareBesselK[n, z] gives the modified Bessel function of the second kind .

FilledSmallSquare Mathematical function (see Section A.3.10).

FilledSmallSquare satisfies the differential equation .

FilledSmallSquareBesselK[n, z] has a branch cut discontinuity in the complex z plane running from to .

FilledSmallSquareFullSimplify and FunctionExpand include transformation rules for BesselK.

FilledSmallSquare See The Mathematica Book: Section 3.2.10.

FilledSmallSquare See also: BesselI, AiryAi, BesselJ.

Further Examples

BesselJBesselI