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Second supplementary law for quadratic reciprocity

For every odd prime,

(\frac{2}{p}) = (- 1)^{(p^{2} - 1) /8} .

Table of contents 85 2
- Euclid proof for infinitely many primes congruent to seven modulo eight Second supplementary law for quadratic reciprocity 45
- Elementary logarithmic lower bound for primes in the quadratic-residue classes of two Second supplementary law for quadratic reciprocity 35

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