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Note sur les résidus quadratiques. - MaRDI portal

Note sur les résidus quadratiques. (Q1470116)

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scientific article; zbMATH DE number 2610175
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Note sur les résidus quadratiques.
scientific article; zbMATH DE number 2610175

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    Note sur les résidus quadratiques. (English)
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    1916
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    Es werden fogende Sätze bewiesen: Sei \(p=4n+3\) eine Primzahl und \(r_1, r_2, r_3, \dots, r_{\mu}, i_1, i_2, i_3, \dots, i_{\nu}\) die Reste resp. Nichtrestre \(\leqq 2n+1\), dann hat man \[ \begin{aligned} \frac{1}{r_1}+\frac{1}{r_2}+\cdots+\frac{1}{r_{\mu}}&\equiv \frac{1}{i_1}+\frac{1}{i_2}+\cdots+\frac{1}{i_{\nu}} (\text{mod.} p),\\ \frac{1}{r_1}+\frac{1}{r_2}+\cdots+\frac{1}{r_{\mu}}&\equiv \frac 12 \left( \frac{1}{1}+\frac 12+\cdots+\frac{1}{2n+1} \right) (\text{mod.} p),\\ \frac{1}{i_1}+\frac{1}{i_2}+\cdots+\frac{1}{i_{\nu}}&\equiv \frac 12 \left( \frac {1}{1}+\frac 12+\cdots+\frac{1}{2n+1} \right) (\text{mod.} p).\end{aligned} \]
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