A more efficient way to solve system of congruences?
30045
Solving linear congruences by hand: modular fractions and inverses
4972
Mod of numbers with large exponents [modular order reduction]
80535
Linear congruence fill in the missing step?
89203
What is the fastest (known) algorithm to find the n-th Catalan number mod m?
57654
Congruent Modulo $n$: definition
35167
Prove congruence using fermat's thm
41534
A system of logarithmic equations with parameters
40892
How to solve a linear congruence $8n+9\equiv 0\pmod{\!1163}$
15897
Solve a congruence $1978^{20}\equiv x\pmod{125}$
68960
How to solve $ 13x \equiv 1 ~ (\text{mod} ~ 17) $?
80754
A slight modification in Chinese Remainder Theorem
9118
Polynomial division: an obvious trick? [reducing mod $\textit{simpler}$ multiples]
39642
Efficient way to find $[\mathbb{Q}(\sqrt{5}, \sqrt{3}, \sqrt{2}): \mathbb{Q}(\sqrt{3}, \sqrt{2})]$
124073
solving for one solution to a system of polynomials
79485
Problem with solving systems of linear congruence of two variables
22200
When a congruence system can be solved?
141704
Fractional exponentiation in modular arithmetic