Let
be a Bessel function of the first kind,
a Bessel function of the second kind,
and
the zeros of
in order of ascending real part. Then for
and
,
Kneser-Sommerfeld Formula
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References
Iyanaga, S. and Kawada, Y. (Eds.). Encyclopedic Dictionary of Mathematics. Cambridge, MA: MIT Press, p. 1474, 1980.Referenced on Wolfram|Alpha
Kneser-Sommerfeld FormulaCite this as:
Weisstein, Eric W. "Kneser-Sommerfeld Formula." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Kneser-SommerfeldFormula.html