Question

Prove $a + b = c \implies a \space (\text{mod } n) + b \space (\text{mod } n) \equiv c \space (\text{mod } n)$

score 29 · Answer 1 · 2019-10-26 14:11:37

29

Views

Prove $a + b = c \implies a \space (\text{mod } n) + b \space (\text{mod } n) \equiv c \space (\text{mod } n)$

Published on 26 Oct 2019 - 14:11

score 21 · Answer 2 · 2026-04-12 03:06:03

21

Views

How to solve the number of solutions to a linear congruence modulo q?

Published on 12 Apr 2026 - 3:06

score 59 · Answer 3 · 2026-03-31 17:01:35

59

Views

Find all the numbers and aware

Published on 31 Mar 2026 - 17:01

score 51 · Answer 4 · 2026-04-10 20:47:50

51

Views

Compute large powers a^m mod p; p prime

Published on 10 Apr 2026 - 20:47

score 139 · Answer 5 · 2019-10-26 21:17:54

139

Views

Solve the simultaneous systems of congruences for $x \equiv 10\pmod{60}, \;x\equiv 80\pmod{350}$

Published on 26 Oct 2019 - 21:17

score 36 · Answer 6 · 2026-04-12 07:29:31

36

Views

How do I generalize the product for the totient function to a slightly related function?

Published on 12 Apr 2026 - 7:29

score 103 · Answer 7 · 2026-04-12 03:46:14

103

Views

Modular arithmetic: When is there guaranteed to exist a linear, bijective transformation between sets modulo a prime?

Published on 12 Apr 2026 - 3:46

score 54 · Answer 8 · 2026-04-04 14:18:50

54

Views

What is the Euclidian diameter of the following 'metric ball' in $[0,1)$?

Published on 04 Apr 2026 - 14:18

score 321 · Answer 9 · 2026-03-26 19:19:02

321

Views

How to find the last digit of a number in base b?

Published on 26 Mar 2026 - 19:19

score 93 · Answer 10 · 2026-04-12 06:47:10

93

Views

Property of a metric on $[0,1)$

Published on 12 Apr 2026 - 6:47

score 124 · Answer 11 · 2019-10-28 01:17:23

124

Views

Solution for quadratic congruence with $x^2 \equiv a \pmod p$

Published on 28 Oct 2019 - 1:17

score 971 · Answer 12 · 2026-04-01 01:58:53

971

Views

Binomial coefficients modulo a prime

Published on 01 Apr 2026 - 1:58

score 57 · Answer 13 · 2026-04-11 21:18:12

57

Views

How to prove that $|(kx\mod1)-(ky\mod1)|=k|x-y|$ under the following conditions:

Published on 11 Apr 2026 - 21:18

score 1.2k · Answer 14 · 2026-04-02 10:54:52

1.2k

Views

Find all positive integers $n$ such that $n^4 − 1$ is divisible by 5.

Published on 02 Apr 2026 - 10:54

score 448 · Answer 15 · 2019-10-28 20:05:19

448

Views

Find smallest $n$ such that $2^n \equiv 1 \pmod{51}$

Published on 28 Oct 2019 - 20:05

List Question

Prove $a + b = c \implies a \space (\text{mod } n) + b \space (\text{mod } n) \equiv c \space (\text{mod } n)$

How to solve the number of solutions to a linear congruence modulo q?

Find all the numbers and aware

Compute large powers a^m mod p; p prime

Solve the simultaneous systems of congruences for $x \equiv 10\pmod{60}, \;x\equiv 80\pmod{350}$

How do I generalize the product for the totient function to a slightly related function?

Modular arithmetic: When is there guaranteed to exist a linear, bijective transformation between sets modulo a prime?

What is the Euclidian diameter of the following 'metric ball' in $[0,1)$?

How to find the last digit of a number in base b?

Property of a metric on $[0,1)$

Solution for quadratic congruence with $x^2 \equiv a \pmod p$

Binomial coefficients modulo a prime

How to prove that $|(kx\mod1)-(ky\mod1)|=k|x-y|$ under the following conditions:

Find all positive integers $n$ such that $n^4 − 1$ is divisible by 5.

Find smallest $n$ such that $2^n \equiv 1 \pmod{51}$

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