@mmcdara 

Thanks for your reply. I need it the results in  "n" formula

I used Fourier-Bessel series but I want to calculate this integral:

@dharr  Thanks

@mmcdara 

6eqns.mw

4eqns.mw

this is the mape file I want to get the four constants, c1,c2,c3,c4

@mmcdara 

Thanks so much.

@mmcdara Could you execute the program to get c1,...c4?

calc_slip_two_cylinders_electo.mw@shreen 

@mmcdara 

I couldn't apply your response can you help me

@sand15 

THhanks so mch

@sand15 

Thanks for your reply--if I want to calculate the integral over zeta and the result in terms of the rest parameters