Question

How can I prove that $ (3/p) = -1$ if $ p \equiv \pm 5 \pmod {12}$

score 2k · Answer 1 · 2026-03-25 06:05:43

2k

Views

How can I prove that $ (3/p) = -1$ if $ p \equiv \pm 5 \pmod {12}$

Published on 25 Mar 2026 - 6:05

score 54 · Answer 2 · 2019-06-12 22:00:00

54

Views

How is a minimum defined on $\mathbb{Z}_n$?

Published on 12 Jun 2019 - 22:00

score 518 · Answer 3 · 2019-06-13 13:10:39

518

Views

Equation : $x^2+1\equiv 0\mod {p}$. admits only two solutions if $p\equiv 1\pmod{4}$

Published on 13 Jun 2019 - 13:10

score 627 · Answer 4 · 2026-03-25 04:39:22

627

Views

How can I solve $x^2 \equiv 19 \pmod {59}$.

Published on 25 Mar 2026 - 4:39

score 217 · Answer 5 · 2026-03-25 15:22:46

217

Views

How to solve $7^x -5x^3 \equiv 0 \quad \pmod{11}?$

Published on 25 Mar 2026 - 15:22

score 97 · Answer 6 · 2019-06-13 16:47:47

97

Views

How do you solve $\left( \frac{3^{2020}+5^{2020}+7^{2020}}{3} \right)^{2020}\mod 8 $

Published on 13 Jun 2019 - 16:47

score 275 · Answer 7 · 2019-06-13 18:22:56

275

Views

Square root mod $p^2q$ of a negative residue

Published on 13 Jun 2019 - 18:22

score 220 · Answer 8 · 2026-03-25 06:06:36

220

Views

without actually finding them, determine the number of solutions of the congruence.

Published on 25 Mar 2026 - 6:06

score 728 · Answer 9 · 2026-03-25 04:40:47

728

Views

How can I solve the following congruence $x^2 \equiv 9 \pmod {2^3 . 3 . 5^2}$?

Published on 25 Mar 2026 - 4:40

score 119 · Answer 10 · 2026-03-26 07:39:08

119

Views

If $2^x \equiv 2^4 + 2^4 \pmod 7$, then what is the value of $\mathbf x$?

Published on 26 Mar 2026 - 7:39

score 86 · Answer 11 · 2026-04-02 15:16:01

86

Views

Validate my proof of $U(n) = \lbrace k : (k, n) = 1 \text{ and } 0 < k < n \rbrace$ is closed under modular multiplication

Published on 02 Apr 2026 - 15:16

score 306 · Answer 12 · 2026-03-27 14:14:16

306

Views

Can long numbers be "3-palindromic"?

Published on 27 Mar 2026 - 14:14

score 86 · Answer 13 · 2026-03-26 18:59:40

86

Views

Examples of recurrences on the infinite binary tree?

Published on 26 Mar 2026 - 18:59

score 937 · Answer 14 · 2026-03-30 23:10:03

937

Views

Modular Arithmetic in AMC 2010 10A #24

Published on 30 Mar 2026 - 23:10

score 76 · Answer 15 · 2019-06-16 05:23:48

76

Views

How to show that $\sum \limits_{ \{x_1,x_2, \cdots , x_k \} \in S} \prod\limits_{i=1}^{k} x_i \equiv 0\ (\text {mod}\ p).$

Published on 16 Jun 2019 - 5:23

List Question

How can I prove that $ (3/p) = -1$ if $ p \equiv \pm 5 \pmod {12}$

How is a minimum defined on $\mathbb{Z}_n$?

Equation : $x^2+1\equiv 0\mod {p}$. admits only two solutions if $p\equiv 1\pmod{4}$

How can I solve $x^2 \equiv 19 \pmod {59}$.

How to solve $7^x -5x^3 \equiv 0 \quad \pmod{11}?$

How do you solve $\left( \frac{3^{2020}+5^{2020}+7^{2020}}{3} \right)^{2020}\mod 8 $

Square root mod $p^2q$ of a negative residue

without actually finding them, determine the number of solutions of the congruence.

How can I solve the following congruence $x^2 \equiv 9 \pmod {2^3 . 3 . 5^2}$?

If $2^x \equiv 2^4 + 2^4 \pmod 7$, then what is the value of $\mathbf x$?

Validate my proof of $U(n) = \lbrace k : (k, n) = 1 \text{ and } 0 < k < n \rbrace$ is closed under modular multiplication

Can long numbers be "3-palindromic"?

Examples of recurrences on the infinite binary tree?

Modular Arithmetic in AMC 2010 10A #24

How to show that $\sum \limits_{ \{x_1,x_2, \cdots , x_k \} \in S} \prod\limits_{i=1}^{k} x_i \equiv 0\ (\text {mod}\ p).$

Trending Questions

Popular # Hahtags

Popular Questions