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15
Math.TechQA.Club
2026-03-29 06:30:22
510
Views
A finitely-generated ring over the integers modulo a max ideal is necessarily a finite field
Published on
29 Mar 2026 - 6:30
#abstract-algebra
#algebraic-geometry
#ring-theory
#commutative-algebra
42
Views
Commuting Derivations on Regular Local $k$-algebra
Published on
11 May 2018 - 22:56
#algebraic-geometry
#commutative-algebra
739
Views
Help with proof in Hartshorne concerning points in a product scheme being regular in codim 1
Published on
25 Mar 2026 - 3:02
#algebraic-geometry
#commutative-algebra
#proof-explanation
#divisors-algebraic-geometry
49
Views
roots of ring of polynomials; ex 2.21 in Allen and Stevens Commutative Algebra
Published on
12 May 2018 - 11:42
#abstract-algebra
#commutative-algebra
572
Views
Reference request - infinite ramification theory
Published on
12 May 2018 - 14:18
#abstract-algebra
#number-theory
#reference-request
#commutative-algebra
#algebraic-number-theory
170
Views
Divided power envelope and polynomial rings
Published on
29 Mar 2026 - 6:28
#abstract-algebra
#algebraic-geometry
#ring-theory
#commutative-algebra
44
Views
If p is a prime ideal of P then Id( R/P ) = { P , P+1 }
Published on
29 Mar 2026 - 8:16
#abstract-algebra
#ring-theory
#commutative-algebra
1k
Views
Show that the algebraic subsets of $\mathbb{A}^1(k)$ are just the finite subsets, together with $\mathbb{A}^1(k)$ itself
Published on
24 Mar 2026 - 22:07
#abstract-algebra
#algebraic-geometry
#solution-verification
#commutative-algebra
402
Views
Showing all finite subsets of $\mathbb{A}^n(k)$ are algebraic, and is it possible to sample from the resulting ideal?
Published on
29 Mar 2026 - 8:16
#abstract-algebra
#algebraic-geometry
#ring-theory
#commutative-algebra
403
Views
prime ideals of $\mathbb{R}[X,Y]/(X-Y^2,X+Y)$
Published on
25 Mar 2026 - 20:15
#abstract-algebra
#ring-theory
#commutative-algebra
#maximal-and-prime-ideals
43
Views
Irreducible polynomials have no zeroes with multiplicity $\geq 1$
Published on
13 May 2018 - 23:06
#polynomials
#commutative-algebra
395
Views
Jacobson local ring that is not Artinian
Published on
22 Mar 2026 - 22:16
#commutative-algebra
#noetherian
#artinian
90
Views
Monomial ideal which is not saturated.
Published on
23 Mar 2026 - 7:06
#commutative-algebra
#ideals
#monomial-ideals
709
Views
g.c.d. and l.c.m. in $\mathbb{Z}[\sqrt{-3}]$
Published on
22 Mar 2026 - 15:01
#ring-theory
#commutative-algebra
#field-theory
#gcd-and-lcm
#least-common-multiple
134
Views
Which polynomials are "transitive" with respect to $\mathbb{Z}/r\mathbb{Z}$?
Published on
14 May 2018 - 7:52
#abstract-algebra
#elementary-number-theory
#polynomials
#commutative-algebra
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