Question

Ideals which contains an element

score 107 · Answer 1 · 2026-04-01 23:13:17

107

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Ideals which contains an element

Published on 01 Apr 2026 - 23:13

score 543 · Answer 2 · 2026-04-16 02:35:13

543

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The ring $R/I$ is a total quotient ring iff $I$ is... what?

Published on 16 Apr 2026 - 2:35

score 3.3k · Answer 3 · 2026-04-11 12:18:09

3.3k

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How do we find a primary decomposition of an ideal?

Published on 11 Apr 2026 - 12:18

score 196 · Answer 4 · 2026-04-11 03:50:19

196

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Why $IJ\subset I\cap J$ (for $I$ and $J$ ideal) whereas if $N$ and $H$ are groups $N,H\leq NH$

Published on 11 Apr 2026 - 3:50

score 30 · Answer 5 · 2026-04-16 11:57:26

30

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Are $(X−λ),(X^3),(λ),(X^2−1)$ prime and maximal ideal in K[X]?

Published on 16 Apr 2026 - 11:57

score 1.2k · Answer 6 · 2015-10-19 16:01:18

1.2k

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Neat way to find the kernel of a ring homomorphism

Published on 19 Oct 2015 - 16:01

score 72 · Answer 7 · 2015-10-20 08:31:34

72

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Why $1\in I\implies I=R$?

Published on 20 Oct 2015 - 8:31

score 259 · Answer 8 · 2015-10-20 16:31:03

259

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Proving an ideal of polynomial ring

Published on 20 Oct 2015 - 16:31

score 64 · Answer 9 · 2026-03-29 09:17:20

64

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Is there any examples of a Banach algebra which every ideal of it, is a maximal ideal?

Published on 29 Mar 2026 - 9:17

score 1.1k · Answer 10 · 2015-10-21 17:26:39

1.1k

Views

Wrong answer? Irreducible components of $Y$ defined by $x^2 - yz$ and $xz - x$

Published on 21 Oct 2015 - 17:26

score 696 · Answer 11 · 2026-04-12 21:27:19

696

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Is some One Dimensional subalgebra an Ideal of the 2 Dimensional Non-Abelian Lie Algebra?

Published on 12 Apr 2026 - 21:27

score 1.3k · Answer 12 · 2015-10-22 02:58:39

1.3k

Views

Prove the following set is an ideal of the ring $Z[x]$

Published on 22 Oct 2015 - 2:58

score 1.7k · Answer 13 · 2015-10-22 04:48:04

1.7k

Views

set of polynomials whose coefficient sum is zero is an ideal.

Published on 22 Oct 2015 - 4:48

score 1k · Answer 14 · 2026-04-12 16:41:12

1k

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If $A,B$ are ideals in $R$, show that $AB=\{\sum a_ib_i \colon a_i \in A, b_i \in B, n \in \mathbb{Z}^+\}$ is an ideal in $R$.

Published on 12 Apr 2026 - 16:41

score 1k · Answer 15 · 2026-04-14 11:15:09

1k

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Questions about the quotient ring $(\mathbb{Z}/2\mathbb{Z})[x]/\langle x^2+x+1\rangle$

Published on 14 Apr 2026 - 11:15

List Question

Ideals which contains an element

The ring $R/I$ is a total quotient ring iff $I$ is... what?

How do we find a primary decomposition of an ideal?

Why $IJ\subset I\cap J$ (for $I$ and $J$ ideal) whereas if $N$ and $H$ are groups $N,H\leq NH$

Are $(X−λ),(X^3),(λ),(X^2−1)$ prime and maximal ideal in K[X]?

Neat way to find the kernel of a ring homomorphism

Why $1\in I\implies I=R$?

Proving an ideal of polynomial ring

Is there any examples of a Banach algebra which every ideal of it, is a maximal ideal?

Wrong answer? Irreducible components of $Y$ defined by $x^2 - yz$ and $xz - x$

Is some One Dimensional subalgebra an Ideal of the 2 Dimensional Non-Abelian Lie Algebra?

Prove the following set is an ideal of the ring $Z[x]$

set of polynomials whose coefficient sum is zero is an ideal.

If $A,B$ are ideals in $R$, show that $AB=\{\sum a_ib_i \colon a_i \in A, b_i \in B, n \in \mathbb{Z}^+\}$ is an ideal in $R$.

Questions about the quotient ring $(\mathbb{Z}/2\mathbb{Z})[x]/\langle x^2+x+1\rangle$

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