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Mathematics
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annimal
  • Member for 10 years, 2 months
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question
13
Every proper ideal is contained in a maximal ideal, in a commutative ring with identity.
Dec 20, 2014
question
11
Showing that $|A\cap B|/|A \cup B| + |B\cap C|/|B \cup C| - |A\cap C|/|A \cup C| \leq 1$ for finite sets $A,B,C$.
Oct 24, 2014
question
9
Where does the proof for commutative rings break down in the non-commutative ring when showing only two ideals implies the ring is a field?
Dec 19, 2014
question
7
Eigen values of AB and BA
Aug 18, 2014
question
7
can anyone give a proof by definition: $11$ is prime in $ \mathbb{Z}[\sqrt{-5}] $
Nov 21, 2014
question
7
How to show $\mathbf{Q} $ is not free
Dec 19, 2014
question
6
Can a multiplicatively closed subset contain zero?
Dec 9, 2014
question
4
sigma algebra and corresponding random variable
Nov 1, 2014
question
4
one to one correspondence of Ideals in a ring and its localization
Dec 13, 2014
question
4
Almost surely convergence of the sequence
Dec 15, 2014