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Ludolila

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 7 years, 5 months
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  • Last seen Jun 21 at 10:07

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16 The range of $T^*$ is the orthogonal complement of $\ker(T)$ Mar 1 '13
11 Closed set as a countable intersection of open sets Mar 7 '14
9 Is the empty set is a subspace of any vector space Apr 27 '14
8 $\mathbb{Z}$ is not isomorphic to $\mathbb{Q}$ Jan 12 '14
6 Find distinct groups $G$ and $H$ such that each is isomorphic to a proper subgroup of the other Mar 2 '13
6 Is it allowed to divide an equation by an expression which can be equal to zero? Feb 14 '13
5 Generators of the first commutator subgroup Mar 9 '14
5 Polish topological group Mar 30 '14
5 How every element of a group generates a cyclic subgroup? Sep 8 '13
5 Number of normal subgroups of a non abelian group of order $21$… CSIR December $2013$ Dec 22 '13
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