A Theorem of Sonine in Bessel Functions, with two Extensions to Spherical Harmonics
- 1 February 1918
- journal article
- research article
- Published by Cambridge University Press (CUP) in Proceedings of the Edinburgh Mathematical Society
- Vol. 37, 33-47
- https://doi.org/10.1017/s0013091500035380
Abstract
In his notable memoir on the Bessel Functions, Sonine proves the elegant result thatm > –½, provided a plane triangle can be drawn with sides a, b, c; otherwise the value of the integral is zero.Keywords
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