List questions from ideals

Published on 06 Nov 2019 - 10:47

194

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Isomorphic Factor Rings of Z_2[x]

Published on 01 Apr 2026 - 3:47

48

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Factorization of (54) in $\mathcal O_{-53}$

Published on 07 Nov 2019 - 14:14

316

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Show ideal generated by unit times element is the same as ideal generated by element

Published on 07 Nov 2019 - 21:42

71

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Looking for an example of a non PIR commutative ring with every ideal two generated

Published on 25 Mar 2026 - 17:53

131

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Ideal of upper triangular matrices over non noetherian ring.

Published on 26 Mar 2026 - 6:20

72

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Ring to field homomorphism

Published on 25 Mar 2026 - 14:30

75

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Prove that for each $f \in \mathbb{Q}[x]$ there exists $a+bx \in \mathbb{Q}[x]$ such that $f + \langle x^2 \rangle = (a+bx) + \langle x^2 \rangle$

Published on 26 Mar 2026 - 19:20

842

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Given a field $K$, the two ideals $(x^2 ,xy,y^2)$ and $(x,y)^2$ in $K[x,y]$ are the same.

Published on 10 Nov 2019 - 6:51

79

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Elements of ideals in the ring $K[x,y]$, where $K$ is a field

Published on 10 Nov 2019 - 7:01

41

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Question about a quotient map of a ring

Published on 26 Mar 2026 - 21:12

81

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The ideals $(x^m,y^n)$ in $\Bbb Z[x,y]$ are $(x,y)$-primary

Published on 10 Nov 2019 - 15:52

121

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Does there always exist a prime ideal that contains $x$ but not $y$?

Published on 30 Mar 2026 - 3:37

33

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Two projections of a ring which define the same set-theoretic map of the the Spec

Published on 26 Mar 2026 - 21:09

56

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Unique polynomial in $C[x,y]$

Published on 26 Mar 2026 - 6:19

List Question

Correspondence of ideals between rings

Isomorphic Factor Rings of Z_2[x]

Factorization of (54) in $\mathcal O_{-53}$

Show ideal generated by unit times element is the same as ideal generated by element

Looking for an example of a non PIR commutative ring with every ideal two generated

Ideal of upper triangular matrices over non noetherian ring.

Ring to field homomorphism

Prove that for each $f \in \mathbb{Q}[x]$ there exists $a+bx \in \mathbb{Q}[x]$ such that $f + \langle x^2 \rangle = (a+bx) + \langle x^2 \rangle$

Given a field $K$, the two ideals $(x^2 ,xy,y^2)$ and $(x,y)^2$ in $K[x,y]$ are the same.

Elements of ideals in the ring $K[x,y]$, where $K$ is a field

Question about a quotient map of a ring

The ideals $(x^m,y^n)$ in $\Bbb Z[x,y]$ are $(x,y)$-primary

Does there always exist a prime ideal that contains $x$ but not $y$?

Two projections of a ring which define the same set-theoretic map of the the Spec

Unique polynomial in $C[x,y]$

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