List questions from quadratic-residues

Published on 19 May 2015 - 16:01

103

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A question about Quadratic residue

Published on 26 May 2015 - 16:58

986

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Inifinitely many primes $p\equiv -1 \mod12$

Published on 28 May 2015 - 9:37

248

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Is there a counterexample? $\forall\ p \gt 3 \in \Bbb P, (number\ of\ Quadratic\ Residues\ mod\ kp)=p\ when\ k\in\{2,3\}$

Published on 29 May 2015 - 5:51

113

Views

Why is it true for every prime $p>7$ that $p+1$ divides $\prod\limits_{[1,p]}\text{(the quadratic residues modulo $p+1$)}$?

Published on 01 Jun 2015 - 4:20

83

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Analytic formulas for special values of $L$-functions

Published on 25 Mar 2026 - 17:52

1k

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Correctness of proof of generalized Euler's criterion

Published on 05 Jun 2015 - 22:01

213

Views

Why does the plot of the legendre symbol of $x^2 - y^2$ over a finite field look rectangular

Published on 10 Jun 2015 - 12:08

745

Views

Under what $p$, $-1$ is a square in $\mathbf F_p$?

Published on 14 Jun 2015 - 14:12

69

Views

Probabilistic algorithm for $a$ that is not a quadratic residue

Published on 16 Jun 2015 - 6:55

281

Views

What is the probability of having a quadratic residue?

Published on 25 Mar 2026 - 19:25

425

Views

Find all the solutions of $y^2 \equiv 5x^3 \pmod 7$

Published on 20 Jun 2015 - 22:31

112

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Existence of a specific prime

Published on 23 Jun 2015 - 11:57

2.9k

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solve $3x^2 + 6x +1 \equiv 0 \pmod {19}$

Published on 23 Jun 2015 - 18:09

1.2k

Views

$x^2 + 3x + 7 \equiv 0 \pmod {37}$

Published on 23 Jun 2015 - 22:04

List Question

What are the quadratic residues of an odd prime?

A question about Quadratic residue

Inifinitely many primes $p\equiv -1 \mod12$

Is there a counterexample? $\forall\ p \gt 3 \in \Bbb P, (number\ of\ Quadratic\ Residues\ mod\ kp)=p\ when\ k\in\{2,3\}$

Why is it true for every prime $p>7$ that $p+1$ divides $\prod\limits_{[1,p]}\text{(the quadratic residues modulo $p+1$)}$?

Analytic formulas for special values of $L$-functions

Correctness of proof of generalized Euler's criterion

Why does the plot of the legendre symbol of $x^2 - y^2$ over a finite field look rectangular

Under what $p$, $-1$ is a square in $\mathbf F_p$?

Probabilistic algorithm for $a$ that is not a quadratic residue

What is the probability of having a quadratic residue?

Find all the solutions of $y^2 \equiv 5x^3 \pmod 7$

Existence of a specific prime

solve $3x^2 + 6x +1 \equiv 0 \pmod {19}$

$x^2 + 3x + 7 \equiv 0 \pmod {37}$

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