http://img526.imageshack.us/img526/3463/40216511.jpg

n : integer .

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- Jan 8th 2011, 12:37 PMamro05Bessel function ??
http://img526.imageshack.us/img526/3463/40216511.jpg

**n : integer .** - Jan 8th 2011, 12:43 PMmr fantastic
- Jan 8th 2011, 12:58 PMChris L T521
- Jan 8th 2011, 01:30 PMamro05
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yes I think I got it ( thank you very very mach )

http://img205.imageshack.us/img205/7176/60086273.jpg

because the Gamma function of the negative integer = infinity

so the first part = zero

and the 2.nd part ( will be ) = (-1)^n Jn(x) ( but need some work ) - Jan 8th 2011, 01:50 PMamro05
http://img88.imageshack.us/img88/1806/27547750.jpg

is it correct ?? - Jan 8th 2011, 02:50 PMChris L T521