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单词 Watson's Formula
释义

Watson's Formula

Let be a Bessel Function of the First Kind, a Bessel Function of the Second Kind, and aModified Bessel Function of the First Kind. Also let and require . Then



The fourth edition of Gradshteyn and Ryzhik (1979), Iyanaga and Kawada (1980), and Ito (1987) erroneously give the exponential with a Plus Sign. A related integral is given by



for .

See also Dixon-Ferrar Formula, Nicholson's Formula


References

Gradshteyn, I. S. and Ryzhik, I. M. Eqns. 6.617.1 and 6.617.2 in Tables of Integrals, Series, and Products, 5th ed. San Diego, CA: Academic Press, p. 710, 1979.

Ito, K. (Ed.). Encyclopedic Dictionary of Mathematics, 2nd ed. Cambridge, MA: MIT Press, p. 1806, 1987.

Iyanaga, S. and Kawada, Y. (Eds.). Encyclopedic Dictionary of Mathematics. Cambridge, MA: MIT Press, p. 1476, 1980.


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