List questions from ideals

Published on 25 Mar 2026 - 1:24

64

Views

Equality of ideals

Published on 09 Jun 2018 - 23:43

44

Views

Let R be a prime Jacobson ring (with 1)

Published on 25 Mar 2026 - 9:50

38

Views

How two different elements belong to a polynomial implies the polynomial is a proper ideal?

Published on 13 Jun 2018 - 5:29

52

Views

How do I find a ring with a primary ideal having n elements?

Published on 22 Mar 2026 - 16:56

36

Views

Do generating sets of ideals increase if ideals increase?

Published on 14 Jun 2018 - 15:56

67

Views

Show that $M_{n}(R)/M_{n}(I)\cong M_{n}(R/I)$

Published on 14 Jun 2018 - 16:31

58

Views

Ideals in $\left\{\frac{m}{2^n}\mid m\in \mathbb Z, n\in \mathbb N_0\right\}$

Published on 17 Jun 2018 - 0:36

101

Views

Subring is not necessarily ideal, where to start?

Published on 17 Jun 2018 - 11:42

3.4k

Views

Example of subring that is not an ideal

Published on 17 Jun 2018 - 12:51

89

Views

Is there a non-constant $h \in \mathbb{C}[x_1 , \dots , x_n ]$ that divides every element of this given ideal?

Published on 17 Jun 2018 - 18:11

230

Views

Ultrafilter on a boolean algebra containing $u$ but not $v$

Published on 25 Mar 2026 - 21:46

423

Views

Given that $R$ is a commutative ring and $I,J$ are ideals in $R$, prove that $(I+J)(I\cap J) \subset IJ.$

Published on 18 Jun 2018 - 19:10

431

Views

Calculating this class number

Published on 27 Mar 2026 - 18:22

269

Views

When does the element-wise product $IJ$ form an ideal

Published on 19 Jun 2018 - 0:32

List Question

Artinian local ring with every non-maximal ideal being principal

Equality of ideals

Let R be a prime Jacobson ring (with 1)

How two different elements belong to a polynomial implies the polynomial is a proper ideal?

How do I find a ring with a primary ideal having n elements?

Do generating sets of ideals increase if ideals increase?

Show that $M_{n}(R)/M_{n}(I)\cong M_{n}(R/I)$

Ideals in $\left\{\frac{m}{2^n}\mid m\in \mathbb Z, n\in \mathbb N_0\right\}$

Subring is not necessarily ideal, where to start?

Example of subring that is not an ideal

Is there a non-constant $h \in \mathbb{C}[x_1 , \dots , x_n ]$ that divides every element of this given ideal?

Ultrafilter on a boolean algebra containing $u$ but not $v$

Given that $R$ is a commutative ring and $I,J$ are ideals in $R$, prove that $(I+J)(I\cap J) \subset IJ.$

Calculating this class number

When does the element-wise product $IJ$ form an ideal

Trending Questions

Popular # Hahtags

Popular Questions