The method of fractional operators applied to summation (Q1078731)

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scientific article; zbMATH DE number 3962157
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The method of fractional operators applied to summation
scientific article; zbMATH DE number 3962157

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    The method of fractional operators applied to summation (English)
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    1986
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    The method of fractional operators is employed to obtain the following useful result involving the Psi function: \[ \psi (a)-\psi (a- b)=\frac{\Gamma (a)}{\Gamma (b)}\sum^{\infty}_{n=0}(\frac{\Gamma (b+n)}{\quad n\Gamma (a+n)}),\quad Re(a)>Re(b)\geq 0. \] This result is shown to have interesting particular cases.
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    fractional operators
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    Psi function
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