How to solve congruence equations such as $ a-x^2 \equiv 0\bmod{b} $?
20908
How to compute $k$'th roots $\!\bmod n$?
8481
System of congruence relations
129381
Modular equation problem
92518
mod Distributive Law, factoring $\!\!\bmod\!\!:$ $\ ab\bmod ac = a(b\bmod c)$
149929
Calculating (a^b)%MOD
41673
Solve congruence system $\ x\equiv m_i-1 \pmod{m_i}\,$ for $\,i = 1,\ldots, k$
155659
Is there a formula for solving the congruence equation $ax^2 + bx + c=0$?
107990
Does there exist an integer $x$ satisfying the following congruences?
87397
Show that $a^2 \bmod b = (a \bmod b)^2 \bmod b$
53503
Solving the diophantine equation $y^{2}=x^{3}-2$
66161
How to solve the equation $n^2 \equiv 0 \pmod{584}$?
26478
Show that the congruence $x^{p-1} \equiv 1 \pmod {p^2}$ has precisely $p-1$ solutions modulo $p^2$
64448
Find a quadratic equation with root $x_1^2$ and $x_2^2$
94700
Integer solutions for $x^3+2=y^2$?
144802
Prove no solution to $x^2\equiv3\bmod5$
4129
Solvability of $a \equiv x^2 \mod b$
85449
Show a,b,c congruences when $a^2+b^2=c^2$