Some problems in a theory of interest and some integral equations. (Q1462935)
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scientific article; zbMATH DE number 2601713
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Some problems in a theory of interest and some integral equations. |
scientific article; zbMATH DE number 2601713 |
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Some problems in a theory of interest and some integral equations. (English)
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1921
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Anschließend an die Arbeit von Bateman (Messenger 49, 1920) behandelt Verf. zwei Probleme der Zinseszinsrechnung und gelangt dann durch Übergang zur kontinuierlichen Verzinsung zur linearen Integralgleichung \[ 1=f(t)+\int\limits_0^t f(t-\tau)\varphi(\tau)d\tau \] unter gewissen Bedingungen für \(f(t)\), z. B. \[ f(t) = e^{rt}\left(1-\frac tT\right) \quad \text{für} \quad 0\leqq t\leqq T, \;f(t)=0 \quad \text{für} \quad t > T. \] Verf. gibt ihre Lösung an und verallgemeinert sie in gewisser Richtung.
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