Discussion in 'Homework Help' started by sakas, Dec 1, 2011.
What are bessel functions
There's a really useful facility available - it's called Google. Give it a try and then come back with any questions.
Bessel Functions are the solutions to a particular differential equation. They are non-elementary functions which can be approximated with and infinite series.
The other name for them is cylinder functions (Zylinderfunktionen), because they are the solutions to Laplace's equation in cylindrical coordinates.