solutions of $x^2\equiv 1 \pmod p $
44033
Number theory lemma - $x^2 \equiv 1 \pmod p$ implies $x\equiv\pm 1\pmod p$
110752
$g^\frac{p-1}{2} \equiv -1 \ (mod \ p)$
106271
Solutions of Diophantine equations in Natural numbers
80843
Find all solutions to $x^9 \equiv 25 \pmod {29}$
66161
How to solve the equation $n^2 \equiv 0 \pmod{584}$?
32762
Proof for: $(a+b)^{p} \equiv a^p + b^p \pmod p$
60305
Proving the congruence $p^{q-1}+q^{p-1} \equiv 1 \pmod{pq}$
111505
Proof $\binom{p-1}{k}\equiv (-1)^k \mod{p}$
978
Solving $ax \equiv c \pmod b$ efficiently when $a,b$ are not coprime
143754
Finding the solution of the congruence $4x\equiv16\pmod{26}$
29640
If $x \equiv 1 \pmod 3$ and $x \equiv 0 \pmod 2$, what is $x \pmod 6$?
77024
Find the number of solutions of $x^2=x\mod m$ for any integer $m$
72023
Integer solutions of the equation $x^2+y^2+z^2 = 2xyz$
34323
Prove that $a^{(p-1)/2} \equiv 1$ (mod p) and $a^{(p-1)/2} \equiv -1 \pmod p$
119630
For an odd prime $p$, $\;p =1 \pmod 4,\; \;x^2+1 = 0 \pmod p$
103304
Finding the number of solutions to a diophantine equation
131141
Solutions to $p+1=2n^2$ and $p^2+1=2m^2$ in Natural numbers.