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Top Questions
16
votes
Is there a simple method to test a local ring to be Cohen Macaulay?
ac.commutative-algebra
asked Jun 1, 2010 at 1:51
mathoverflow.net
12
votes
A remark on Cohen's theorem
ac.commutative-algebra
asked Jul 6, 2010 at 3:39
mathoverflow.net
12
votes
An elementary lemma of commutative algebra
ac.commutative-algebra
asked Oct 1, 2010 at 4:53
mathoverflow.net
11
votes
The associated prime ideals of $Ext^i_R(M,N)$
ac.commutative-algebra
asked Jul 16, 2010 at 9:05
mathoverflow.net
8
votes
Textbooks on SINGULAR and Macaulay 2
ac.commutative-algebra
books
asked May 3, 2010 at 3:39
mathoverflow.net
8
votes
How to construct a ring with global dimension m and weak dimension n?
homological-algebra
ac.commutative-algebra
asked Aug 14, 2010 at 9:22
mathoverflow.net
7
votes
Is there a non-Gorenstein ring but locally Gorenstein?
ac.commutative-algebra
asked May 2, 2010 at 7:25
mathoverflow.net
6
votes
Injective dimension of cyclic modules
ac.commutative-algebra
ra.rings-and-algebras
homological-dimension
asked May 11, 2010 at 8:55
mathoverflow.net
5
votes
Is a valuation domain PID when its maximal ideal is principal?
ac.commutative-algebra
valuation-theory
asked Aug 25, 2010 at 2:21
mathoverflow.net
5
votes
A problem on finiteness of Ext
ac.commutative-algebra
homological-algebra
asked May 4, 2010 at 2:08
mathoverflow.net
Top Answers
No answers with score of 5 or more
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