Question

Prove if $a\mid b+c$ and $\gcd(b, c)=1$ then $\gcd(a, b)=1$

score 170 · Answer 1 · 2019-09-21 22:00:44

170

Views

Prove if $a\mid b+c$ and $\gcd(b, c)=1$ then $\gcd(a, b)=1$

Published on 21 Sep 2019 - 22:00

score 187 · Answer 2 · 2019-09-25 02:08:26

187

Views

Polar decomposition for real rectangular matrices

Published on 25 Sep 2019 - 2:08

score 69 · Answer 3 · 2019-09-25 13:49:11

69

Views

Is there an error in the algebra of this GMAT problem explanation?

Published on 25 Sep 2019 - 13:49

score 247 · Answer 4 · 2019-09-25 16:26:40

247

Views

Find all natural numbers $n$ such that $2n+1$ divides $n^{4}+n^{2}$.

Published on 25 Sep 2019 - 16:26

score 125 · Answer 5 · 2019-09-27 12:18:32

125

Views

Proof check that the composite of $\sigma K$ is precisely the galois closure $L$ of $K/F$.

Published on 27 Sep 2019 - 12:18

score 343 · Answer 6 · 2019-09-27 16:20:01

343

Views

Whitney Embedding theorem: Lee's lemma in Introduction to Smooth Manifolds

Published on 27 Sep 2019 - 16:20

score 100 · Answer 7 · 2019-09-27 18:57:34

100

Views

Prove the non-existence of any triplet satisfying $\frac{x}{y}+\frac{y}{z}+\frac{z}{x}=1$

Published on 27 Sep 2019 - 18:57

score 698 · Answer 8 · 2019-09-28 01:12:42

698

Views

Verifying the integrability of the distribution $\omega(x,y,z)=\operatorname{ker}(x\,dx + y\,dy + z\,dz)$ on $\Bbb R^3$

Published on 28 Sep 2019 - 1:12

score 2.1k · Answer 9 · 2019-09-29 04:39:09

2.1k

Views

Prove $R(a \times b) = Ra \times Rb$ given $R \in \mathcal{SO}(3)$ and $a,b \in \mathbb{R}^3$.

Published on 29 Sep 2019 - 4:39

score 195 · Answer 10 · 2026-03-25 09:22:13

195

Views

Equivalent functors carrying representability

Published on 25 Mar 2026 - 9:22

score 10.7k · Answer 11 · 2014-03-12 19:30:50

10.7k

Views

Proving that the units of a ring form a group under multiplication

Published on 12 Mar 2014 - 19:30

score 1.3k · Answer 12 · 2026-03-25 12:50:11

1.3k

Views

If $N = q^k n^2$ is an odd perfect number and $n < q^{k+1}$, does it follow that $k > 1$?

Published on 25 Mar 2026 - 12:50

score 1.3k · Answer 13 · 2014-03-17 11:21:21

1.3k

Views

How many solutions for this equation?

Published on 17 Mar 2014 - 11:21

score 509 · Answer 14 · 2014-03-19 10:08:07

509

Views

Better way to prove this sequence problem relating $\lim x_{n+1}/x_n$ and $\lim\sqrt[n]{x_n}$

Published on 19 Mar 2014 - 10:08

score 3.9k · Answer 15 · 2014-03-20 17:08:48

3.9k

Views

Anyone have a good proof for the second part of FTC?

Published on 20 Mar 2014 - 17:08

List Question

Prove if $a\mid b+c$ and $\gcd(b, c)=1$ then $\gcd(a, b)=1$

Polar decomposition for real rectangular matrices

Is there an error in the algebra of this GMAT problem explanation?

Find all natural numbers $n$ such that $2n+1$ divides $n^{4}+n^{2}$.

Proof check that the composite of $\sigma K$ is precisely the galois closure $L$ of $K/F$.

Whitney Embedding theorem: Lee's lemma in Introduction to Smooth Manifolds

Prove the non-existence of any triplet satisfying $\frac{x}{y}+\frac{y}{z}+\frac{z}{x}=1$

Verifying the integrability of the distribution $\omega(x,y,z)=\operatorname{ker}(x\,dx + y\,dy + z\,dz)$ on $\Bbb R^3$

Prove $R(a \times b) = Ra \times Rb$ given $R \in \mathcal{SO}(3)$ and $a,b \in \mathbb{R}^3$.

Equivalent functors carrying representability

Proving that the units of a ring form a group under multiplication

If $N = q^k n^2$ is an odd perfect number and $n < q^{k+1}$, does it follow that $k > 1$?

How many solutions for this equation?

Better way to prove this sequence problem relating $\lim x_{n+1}/x_n$ and $\lim\sqrt[n]{x_n}$

Anyone have a good proof for the second part of FTC?

Trending Questions

Popular # Hahtags

Popular Questions