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A note on the singular part of the Fourier-Bessel integral. - MaRDI portal

A note on the singular part of the Fourier-Bessel integral. (Q2594510)

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A note on the singular part of the Fourier-Bessel integral.
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    A note on the singular part of the Fourier-Bessel integral. (English)
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    1939
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    Unter Benutzung von Stieltjes-Integralen wird ein neuer Beweis des Satzes gegeben: Ist \(F (t)\) im Intervall \(0 <\alpha \leqq x\leqq \beta <\infty\) von beschränkter Variation, so ist für \(\nu > - 1\): \[ \int\limits_0^\infty J_\nu(ux) udu \int\limits_\alpha^\beta F (t) J_\nu (ut) t^{\nu+1} dt = \tfrac12x^\nu (F(x + 0) + F (x - 0)). \]
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