Difference between revisions of "Bessel at n+1/2 in terms of Bessel polynomial"
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Revision as of 20:26, 27 June 2016
Theorem
The following formula holds: $$J_{n +\frac{1}{2}}(r) = (2\pi r)^{-\frac{1}{2}} \left[\dfrac{e^{ir}}{i^{n+1}} y_n \left( -\dfrac{1}{ir} \right) + i^{n+1}e^{-ir}y_n\left( \dfrac{1}{ir} \right) \right],$$ where $J_{n+\frac{1}{2}}$ denotes a Bessel J and $y_n$ denotes a Bessel polynomial.
