Neumann function

Neumann function

[′nȯi‚män ‚fəŋk·shən]
(mathematics)
One of a class of Bessel functions arising in the study of the solutions to Bessel's differential equation.
A harmonic potential function in potential theory occurring in the study of Neumann's problem.
References in periodicals archive ?
The harmonic Neumann function for the domain D is given by
But the higher-order Neumann functions are not easy to find in their explicit forms.