List questions from cohen-macaulay

Published on 01 Jul 2020 - 4:27

89

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Divisor class group of $2$-dimensional excellent, local normal rational singularity

Published on 05 Jul 2020 - 3:01

112

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If $I$ is generated by a regular sequence, $\bigoplus_{n \geq 0}I^{n}/I^{n+1}$ is isomorphic to a polynomial ring

Published on 22 Jul 2020 - 4:28

359

Views

Proving a duality between Ext and Tor for maximal Cohen-Macaulay modules over Gorenstein ring

Published on 25 Mar 2026 - 6:02

195

Views

Second syzygy modules over rings , satisfying $(S_1)$ and $(G_0)$ , are reflexive

Published on 25 Mar 2026 - 7:48

100

Views

translation of "Der kanonische Modul ..."

Published on 22 Jul 2016 - 7:38

387

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When is the Chow pull-back of a cycle its preimage?

Published on 22 Aug 2016 - 22:34

282

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When is the tensor product of Cohen-Macaulay modules Cohen-Macaulay?

Published on 20 Oct 2016 - 17:33

515

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Does a dualizing sheaf $\omega_X$ give rise to a dualizing module?

Published on 25 Mar 2026 - 10:55

248

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Zero divisors of a reduced Noetherian ring

Published on 02 Dec 2016 - 18:04

568

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Two dimensional normal rings are Cohen-Macaulay

Published on 06 Dec 2016 - 4:40

197

Views

Is there a graded analogy for the dimension criterion for a regular sequence in a C-M local ring?

Published on 19 Feb 2017 - 0:45

1.1k

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Cohen-Macaulay and connected implies equidimensional?

Published on 21 Feb 2017 - 19:37

196

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$k[X_1,...,X_n]$ is Cohen-Macaulay (CM) ring

Published on 20 Mar 2017 - 6:25

50

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Module-finite extensions and reflexive modules.

Published on 04 Mar 2023 - 14:20

List Question

Divisor class group of $2$-dimensional surface isolated singularity

Divisor class group of $2$-dimensional excellent, local normal rational singularity

If $I$ is generated by a regular sequence, $\bigoplus_{n \geq 0}I^{n}/I^{n+1}$ is isomorphic to a polynomial ring

Proving a duality between Ext and Tor for maximal Cohen-Macaulay modules over Gorenstein ring

Second syzygy modules over rings , satisfying $(S_1)$ and $(G_0)$ , are reflexive

translation of "Der kanonische Modul ..."

When is the Chow pull-back of a cycle its preimage?

When is the tensor product of Cohen-Macaulay modules Cohen-Macaulay?

Does a dualizing sheaf $\omega_X$ give rise to a dualizing module?

Zero divisors of a reduced Noetherian ring

Two dimensional normal rings are Cohen-Macaulay

Is there a graded analogy for the dimension criterion for a regular sequence in a C-M local ring?

Cohen-Macaulay and connected implies equidimensional?

$k[X_1,...,X_n]$ is Cohen-Macaulay (CM) ring

Module-finite extensions and reflexive modules.

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