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15
Math.TechQA.Club
2026-04-11 04:43:14
245
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Localization in a ring which is not an integral domain
Published on
11 Apr 2026 - 4:43
#ring-theory
#commutative-algebra
#localization
#local-rings
914
Views
If $E$ is a finitely generated projective module over a local ring $A$, then $E$ is free: Theorem X.4.4 in Lang's *Algebra*
Published on
15 Apr 2026 - 12:05
#abstract-algebra
#commutative-algebra
#modules
#projective-module
#local-rings
282
Views
Intersection of two local rings
Published on
11 Apr 2026 - 22:28
#abstract-algebra
#commutative-algebra
#local-rings
159
Views
Proper ideals of local rings
Published on
14 Apr 2026 - 6:31
#abstract-algebra
#ring-theory
#ideals
#maximal-and-prime-ideals
#local-rings
425
Views
Some sufficient condition for a Noetherian local ring to be a DVR
Published on
12 Apr 2026 - 9:28
#abstract-algebra
#commutative-algebra
#noetherian
#local-rings
129
Views
Systematic Way to find System of Parameters of Local Rings
Published on
12 Apr 2026 - 18:37
#algebraic-geometry
#commutative-algebra
#noetherian
#local-rings
157
Views
Building the Henselization from above: J.S. Milne, Étale Cohomology (PMS-33), Exercise 4.9
Published on
10 May 2026 - 18:28
#commutative-algebra
#local-rings
#etale-cohomology
#hensels-lemma
159
Views
If $R$ is generically Gorenstein, then $\operatorname{Ann}(\operatorname{Ann}(I))=I$ for every ideal $I$ with non-zero annihilator?
Published on
29 Apr 2026 - 12:42
#commutative-algebra
#homological-algebra
#local-rings
#gorenstein
420
Views
Maximal ideals in tensor products of local ring extensions
Published on
12 Apr 2026 - 21:48
#abstract-algebra
#commutative-algebra
#tensor-products
#local-rings
100
Views
A special ideal in a local ring
Published on
13 Apr 2026 - 20:53
#abstract-algebra
#algebraic-geometry
#ring-theory
#commutative-algebra
#local-rings
652
Views
A characterization for semilocal rings
Published on
08 Apr 2026 - 21:39
#abstract-algebra
#algebraic-geometry
#ring-theory
#commutative-algebra
#local-rings
177
Views
Number of maximal submodules of a finitely generated module
Published on
15 Apr 2026 - 13:20
#commutative-algebra
#local-rings
165
Views
Nagata rings: localization and finite algebra
Published on
15 Apr 2026 - 22:07
#abstract-algebra
#ring-theory
#commutative-algebra
#localization
#local-rings
246
Views
Example of a reflexive canonical module
Published on
10 May 2026 - 17:09
#commutative-algebra
#local-rings
#cohen-macaulay
1.7k
Views
Precise general statement of flat morphisms being "equidimensional"
Published on
10 May 2026 - 22:32
#algebraic-geometry
#schemes
#flatness
#local-rings
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