Question

If $m*n$ divides k, then both m divides k and n divides k

score 1.4k · Answer 1 · 2026-04-17 06:00:43

1.4k

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If $m*n$ divides k, then both m divides k and n divides k

Published on 17 Apr 2026 - 6:00

score 68 · Answer 2 · 2026-04-12 18:52:40

68

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Prove that the optimal solution of a fitting term does not effect by the outlier

Published on 12 Apr 2026 - 18:52

score 417 · Answer 3 · 2026-04-16 12:51:34

417

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How to prove that expessions like $\sqrt{93+63\sqrt{85}} - \sqrt{143} \notin \Bbb{Z}$?

Published on 16 Apr 2026 - 12:51

score 158 · Answer 4 · 2026-04-10 15:49:18

158

Views

Let $A= $ {$10^n :n∈\mathbb Z$}. Find GLB$(A)$

Published on 10 Apr 2026 - 15:49

score 112 · Answer 5 · 2026-04-12 21:15:56

112

Views

Proof: A (real) polynomial of degree d has at most d (real) roots

Published on 12 Apr 2026 - 21:15

score 48 · Answer 6 · 2026-04-12 19:04:45

48

Views

Real Analysis: The continuity of $\frac {1}{1-x}$ on the interval $[0,1).$

Published on 12 Apr 2026 - 19:04

score 28 · Answer 7 · 2026-04-09 16:57:42

28

Views

Differentiable proofs

Published on 09 Apr 2026 - 16:57

score 66 · Answer 8 · 2026-04-14 20:36:23

66

Views

Differentiable proof

Published on 14 Apr 2026 - 20:36

score 204 · Answer 9 · 2026-04-13 23:01:12

204

Views

How to prove that $\mathbb{Z} \sim E^$ where $E^$ is the set of positive even integers

Published on 13 Apr 2026 - 23:01

score 146 · Answer 10 · 2026-04-15 12:31:16

146

Views

Convergent property of integrals

Published on 15 Apr 2026 - 12:31

score 640 · Answer 11 · 2026-04-17 15:20:47

640

Views

Graph on $n$ vertices, each vertex of degree 3 or less. Can we color the vertices in a way such that...

Published on 17 Apr 2026 - 15:20

score 157 · Answer 12 · 2026-04-16 17:45:16

157

Views

How to prove that $f(p) = (\frac{3p-3}{p^2-1}) + (\frac{1}{p-1}) \times \sum_{q=3}^{l(p), with \ q\ prime} (\frac{q+1}{q-1})$ is always <= 1?

Published on 16 Apr 2026 - 17:45

score 72 · Answer 13 · 2026-04-17 10:21:35

72

Views

Proving $\frac{a}{b} >\frac{a+\epsilon}{b+\epsilon}$ if and only if $b<a$, for $\epsilon >0$, $a,b$ positive.

Published on 17 Apr 2026 - 10:21

score 665 · Answer 14 · 2026-04-16 02:54:00

665

Views

Proving that every integer greater than or equal to $2$ can be uniquely factored into primes

Published on 16 Apr 2026 - 2:54

score 24 · Answer 15 · 2026-04-15 15:22:37

24

Views

Proving that $\mathbb{K}$ is a skew field (see post for detailed description of $\mathbb{K}$).

Published on 15 Apr 2026 - 15:22

List Question

If $m*n$ divides k, then both m divides k and n divides k

Prove that the optimal solution of a fitting term does not effect by the outlier

How to prove that expessions like $\sqrt{93+63\sqrt{85}} - \sqrt{143} \notin \Bbb{Z}$?

Let $A= $ {$10^n :n∈\mathbb Z$}. Find GLB$(A)$

Proof: A (real) polynomial of degree d has at most d (real) roots

Real Analysis: The continuity of $\frac {1}{1-x}$ on the interval $[0,1).$

Differentiable proofs

Differentiable proof

How to prove that $\mathbb{Z} \sim E^$ where $E^$ is the set of positive even integers

Convergent property of integrals

Graph on $n$ vertices, each vertex of degree 3 or less. Can we color the vertices in a way such that...

How to prove that $f(p) = (\frac{3p-3}{p^2-1}) + (\frac{1}{p-1}) \times \sum_{q=3}^{l(p), with \ q\ prime} (\frac{q+1}{q-1})$ is always <= 1?

Proving $\frac{a}{b} >\frac{a+\epsilon}{b+\epsilon}$ if and only if $b<a$, for $\epsilon >0$, $a,b$ positive.

Proving that every integer greater than or equal to $2$ can be uniquely factored into primes

Proving that $\mathbb{K}$ is a skew field (see post for detailed description of $\mathbb{K}$).

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