User Ben B

3 votes

1 answer

104 views

Question about polynomial formula of degree $5$.

asked Mar 17, 2017 at 10:47

3 votes

1 answer

121 views

Is this a correct way to determine which groups are isomorphic?

asked May 15, 2017 at 9:13

2 votes

3 answers

358 views

What is the most efficient way to calculate $R^2$?

asked Apr 20, 2017 at 22:21

2 votes

1 answer

2k views

$G$ group of order $36$, $H\le G$ of order $9$. Show that either $H\unlhd G$ or there is $K\le H$ of order $3$, $K\unlhd G$.

asked Mar 11, 2017 at 16:57

1 vote

2 answers

239 views

If $X$ is uniform on $(0,1)$ how can I prove $2X$ is uniform on $(0,2)$?

asked Apr 15, 2017 at 10:41

1 vote

3 answers

97 views

How to find the following density function?

asked Apr 15, 2017 at 14:13

1 vote

0 answers

47 views

Is this a correct formula for an extension of Fermat's little theorem?

asked Mar 31, 2017 at 16:30

1 vote

2 answers

41 views

Best way to solve $2$ equations in an efficient manner?

asked May 5, 2017 at 21:21

1 vote

1 answer

65 views

How to show $\langle x, y\rangle=S_7$? For arbitrary $2$ cycle $x$ and $7$ cycle $y$ in $S_7$?

asked May 10, 2017 at 11:10

1 vote

2 answers

66 views

Does the following sequence converge in the metric space $(X,d)$

asked May 20, 2017 at 15:21

1 vote

2 answers

204 views

How to find the number of $2$ inversions in $S_5$?

asked May 14, 2017 at 15:33

1 vote

1 answer

187 views

Is this a valid proof of Lagrange's theorem (finite case).

asked May 26, 2017 at 14:05

0 votes

3 answers

88 views

Consider the group of integers with addition. Is the following statement true.

asked May 26, 2017 at 16:04

0 votes

0 answers

387 views

Homomorphism from complex numbers with addition to the non zero complex numbers with multiplication injective? Surjective?

asked May 14, 2017 at 20:16

0 votes

1 answer

123 views

List of all Abelian groups of order $1188$?

asked May 23, 2017 at 19:27

0 votes

0 answers

30 views

Limit points of the following sets?

asked May 25, 2017 at 10:42

0 votes

1 answer

63 views

How to show two intervals are homeomorphic.

asked May 11, 2017 at 11:15

0 votes

2 answers

76 views

Confusion on the central limit theorem.

asked May 1, 2017 at 11:54

0 votes

3 answers

35 views

Simultaneous equations confusion?

asked May 5, 2017 at 20:04

0 votes

1 answer

93 views

How to calculate the number of expected train stops with no passengers departing?

asked Apr 13, 2017 at 19:39

0 votes

2 answers

1k views

Finite abelian groups of order $pq$? [duplicate]

asked Mar 16, 2017 at 19:02

-1 votes

1 answer

127 views

How to couple these random variables?

asked Apr 14, 2017 at 21:33

Stack Exchange Network

22 Questions

Question about polynomial formula of degree $5$.

Is this a correct way to determine which groups are isomorphic?

What is the most efficient way to calculate $R^2$?

$G$ group of order $36$, $H\le G$ of order $9$. Show that either $H\unlhd G$ or there is $K\le H$ of order $3$, $K\unlhd G$.

If $X$ is uniform on $(0,1)$ how can I prove $2X$ is uniform on $(0,2)$?

How to find the following density function?

Is this a correct formula for an extension of Fermat's little theorem?

Best way to solve $2$ equations in an efficient manner?

How to show $\langle x, y\rangle=S_7$? For arbitrary $2$ cycle $x$ and $7$ cycle $y$ in $S_7$?

Does the following sequence converge in the metric space $(X,d)$

How to find the number of $2$ inversions in $S_5$?

Is this a valid proof of Lagrange's theorem (finite case).

Consider the group of integers with addition. Is the following statement true.

Homomorphism from complex numbers with addition to the non zero complex numbers with multiplication injective? Surjective?

List of all Abelian groups of order $1188$?

Limit points of the following sets?

How to show two intervals are homeomorphic.

Confusion on the central limit theorem.

Simultaneous equations confusion?

How to calculate the number of expected train stops with no passengers departing?

Finite abelian groups of order $pq$? [duplicate]

How to couple these random variables?