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All Questions Answers
Score Newest
answer
51
Which groups can occur as the quotient of a group by its centre?
Jul 6, 2017
question
49
What is Atiyah's topological formulation of the odd order theorem?
Jul 6, 2017
question
16
How to construct a basis for the dual space of an infinite dimensional vector space?
Apr 25, 2017
answer
16
Categorical Unification of Jordan Holder Theorems
Feb 25, 2019
question
15
If the tensor power $M^{\otimes n} = 0$, is it possible that $M^{\otimes n-1}$ is nonzero?
May 9, 2014
answer
14
How many three dimensional real Lie algebras are there?
May 9, 2014
question
12
Is there a classification of finite simple groups of perfect power order?
Jul 19, 2019
answer
11
Results in linear algebra that depend on the choice of field
Sep 25, 2021
answer
10
Embeddings of the sporadic simple groups
Jan 2
question
10
Maximal subgroups of simple groups with normal $2$-subgroups
Jan 26, 2018
Top network posts
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93
Easy example why complex numbers are cool
76
Polynomials irreducible over $\mathbb{Q}$ but reducible over $\mathbb{F}_p$ for every prime $p$
53
If $H$ is a cyclic subgroup of $G$ and $H$ is normal in $G$, then every subgoup of $H$ is normal in $G$.
27
How to find pattern in $1,2,8,9,15,20,26,38....$ infinite sequence?
26
Proof that determinant rank equals row/column rank

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