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spinosarus123
  • Member for 2 years, 8 months
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3 votes
0 answers
78 views

Extending group homomorphisms

3 votes
0 answers
80 views

Dual of $l^\infty$ is $l^1$

2 votes
1 answer
183 views

If $G$ is a group and $3$ consecutive integers $i$ s.t. $(ab)^i=a^ib^i$ for all $a,b\in G$, then $G$ is abelian. (Finding examples)

2 votes
1 answer
67 views

Ambiguity of definition of a free object

1 vote
1 answer
77 views

Exists $V\subseteq X$ such that $U\cap V$ is connected if $X$ is simply connected

1 vote
0 answers
42 views

Weierstrass Erdmann conditions

1 vote
1 answer
72 views

Classifying $\operatorname{Aut}(\mathbb{Z}_n)$ in terms of $\mathbb{Z}_k$.

0 votes
1 answer
288 views

Singular homology groups of a disjoint union of spaces

0 votes
1 answer
211 views

Scalar identity in vector spaces

0 votes
1 answer
163 views

Convergence of a linear combination of random variables

0 votes
1 answer
96 views

Computing the plug in estimator of the variance