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Results tagged with quadratic-reciprocity
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user 1916
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Can Eisenstein's lattice point proof of quadratic reciprocity be generalized?
I'm referring to this proof. The key formula ("Eisenstein's Lemma") is
$$\left(\frac{q}{p}\right)=(-1)^{\sum_{u}\lfloor\frac{qu}{p}\rfloor},\text{ where $u=2,4,\ldots,p-1$}$$
The sum in the exponent i …
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