Pel de Pinda

# 59 Questions

1
vote
1
70
views

1
1
vote
1
43
views

1
1
vote
1
48
views

1
vote
0
58
views

### The ratio between two series is the same as the limit of the ratio of their coefficients.

Nov 7 '17 at 15:46 Pel de Pinda 938

1
vote
1
53
views

1
vote
2
88
views

1
vote
0
92
views

### Either $\alpha = (12345)^{-1}(345)^{-1}(12345)(345)$ or $\beta = (12)(34)(345)^{-1}(12)(34)(345)$ or $(123)$ must lie in a normal subgroup of $A_5$

Oct 10 '17 at 13:21 Pel de Pinda 938

1
vote
1
21
views

1
vote
1
160
views

1
vote
2
49
views

1
vote
1
107
views

0
1
21
views

0
1
48
views

0
0
52
views

### What are eliminated assumptions, informally?

Jan 8 at 11:37 Pel de Pinda 938
1
0
0
50
views

### Prove that $||\int f d\mu|| \leq \int ||f || d\mu$ for $f: X \to V$ with $V$ a vectorspace and Lebesque integrals

Oct 8 at 18:41 Pel de Pinda 938

0
0
38
views

### Finding intermediate fields and zeroes of a splitting field

Mar 24 '18 at 12:42 Pel de Pinda 938

0
2
57
views

0
2
102
views

0
0
46
views

### Why do we need to require that $0$ is in an ideal?

Feb 13 '18 at 21:36 Pel de Pinda 938

0
1
101
views

0
1
22
views

0
2
44
views

0
0
35
views

### Prove or disprove: there exists an action of $S_3$ on $X = \{1, 2, 3, 4, 5\}$ that is transitive.

Nov 4 '17 at 13:24 Pel de Pinda 938

0
1
26
views

0
0
240
views

### If $n$ is odd, then there are exactly two conjugacy classes of n-cycles in $A_n$ each of which contains $(n - 1)!/2$ elements. [duplicate]

Oct 14 '17 at 15:40 Pel de Pinda 938

0
1
14
views

0
2
33
views

0
1
29
views

0