Date: Jul 17, 1996 1:48 AM
Author: Poon Ming Yan (pmhui)
Subject: differential equation


Dear Sir / Madam,

I have a differential equation to solve, which is

f''(x) + f(x)( A*cos[B*x] - K ) == 0

where A,B and K are constants.

Is it a mathieu equation ??

Thank you very much for you kind attention.

Ming Yan