Homework Statement
The bessel generating function:
exp(x*(t-(1/t))/2)=sum from 0 to n(Jn(x)t^(n))
Homework Equations
The Attempt at a Solution
exp(x*(t-(1/t))/2)=exp((x/2)*t)exp((x/2)*(1/t))
used the McLaurin expansion of exponentials. Not sure how to bring the powers equal to that...