Lower bounds for the zeros of Bessel functions

Lower bounds for the zeros of Bessel functions
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Proc. Amer. Math. Soc. 64 (1977), 101-103

DOI: https://doi.org/10.1090/S0002-9939-1977-0442316-6

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Let ${j_{p,n}}$ denote the nth positive zero of ${J_p},p \geqslant 0$. Then \[ {j_{p,n}} \geqslant {( {j_{0,n}^2 + {p^2}} )^{1/2}}.\]

References

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