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QED
  • Member for 12 years, 9 months
  • Last seen more than 6 years ago
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Main Interests:
  • Commutative algebra
  • Algebraic Number Theory
  • Elliptic Curves
  • Programming
Quod Erat Demonstrandum ■
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2
Sufficient Conditions for Finiteness of a Module
Jun 15, 2012
question
2
When does "second annihilator" of a (principal) ideal equal the ideal itself , ie $Ann_R(Ann_R(r))=Rr$?
May 7, 2013
question
1
An example of a ring $R$ with the property that for each $P=Ann_R(r)\in {\rm Min}(R)$ we have $Ann_R(P)=Rr$.
May 13, 2013
question
1
Relation between $H^i_I(-)$ and $H^i_J(-)$ when $I\subset J$
May 20, 2013
question
1
Rings with the property $\dim R-\dim R/p\leq \text{const}$ for all minimal $p$
May 31, 2013
question
1
Is there a prime of height $i$ in support of $H^i_I(R)$?
Jun 4, 2013
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0
Example of a ring whose minimals are annihilators of idempotents?
May 29, 2013
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13
Who is to decide the main idea(s) of research in a PhD Proposal, the student or his/her supervisor?
8
Ambiguity in the definition of unmixed ideal
7
When does "second annihilator" of a (principal) ideal equal the ideal itself
5
Equivalence of definitions of Krull dimension of a module
5
What can be said about $p\in Spec(R)$ when $R_p$ is a field?