List questions from zariski-topology

Published on 08 Mar 2015 - 1:20

1.4k

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Show that $f^*:Spec(B)\rightarrow Spec(A)$ is a closed mapping.

Published on 24 Mar 2015 - 2:16

119

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$X_1,X_2$ disjoint closed in $Spec(R)$ properties

Published on 09 Apr 2015 - 4:59

1.3k

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What are the closed points of $\mathbb{A}_{\mathbb{R}}^2 = \operatorname{Spec}(\mathbb{R}[x,y])$?

Published on 13 May 2015 - 23:56

1.1k

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A Zariski open subset of a variety has the same dimension as the variety.

Published on 19 May 2015 - 10:51

203

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Equivalence relation on regular functions

Published on 12 Jun 2015 - 20:31

53

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All closed subsets of the image of $\mathbb C^n$ under rational mapping

Published on 17 Jun 2015 - 13:13

196

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A basic question about closed set in Zariski topology

Published on 04 Jul 2015 - 17:19

6.4k

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How does one find the Zariski closure of a set?

Published on 22 Jul 2015 - 18:48

53

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How to construct a ring $ R$ such that $(Spec(R), \tau)$ is not a Sequential Space where $\tau$ is the Zariski Topology on $R$

Published on 29 Aug 2015 - 13:14

818

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Trying to Understand a Remark about Zariski Topology

Published on 30 Aug 2015 - 6:48

1.1k

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Describe $Spec( \mathbb C[x,y]/x(x-a))$ where $a$ is some complex number.

Published on 31 Aug 2015 - 7:20

212

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Irreducibility of Zariski closed subset

Published on 06 Sep 2015 - 14:38

337

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Finding irreducible components of Spec$(R/I^n)$

Published on 14 Sep 2015 - 19:33

1.1k

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

Published on 21 Oct 2015 - 17:26

List Question

Show that the ring $A(U)=A_f$ depends only on $U$ and not on $f$.

Show that $f^*:Spec(B)\rightarrow Spec(A)$ is a closed mapping.

$X_1,X_2$ disjoint closed in $Spec(R)$ properties

What are the closed points of $\mathbb{A}_{\mathbb{R}}^2 = \operatorname{Spec}(\mathbb{R}[x,y])$?

A Zariski open subset of a variety has the same dimension as the variety.

Equivalence relation on regular functions

All closed subsets of the image of $\mathbb C^n$ under rational mapping

A basic question about closed set in Zariski topology

How does one find the Zariski closure of a set?

How to construct a ring $ R$ such that $(Spec(R), \tau)$ is not a Sequential Space where $\tau$ is the Zariski Topology on $R$

Trying to Understand a Remark about Zariski Topology

Describe $Spec( \mathbb C[x,y]/x(x-a))$ where $a$ is some complex number.

Irreducibility of Zariski closed subset

Finding irreducible components of Spec$(R/I^n)$

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

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