Question

Reference for $(N_1\cap N_2)\otimes_A M = (N_1\otimes_A M)\cap ( N_2\otimes_A M)$

score 67 · Answer 1 · 2014-03-12 23:17:18

67

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Reference for $(N_1\cap N_2)\otimes_A M = (N_1\otimes_A M)\cap ( N_2\otimes_A M)$

Published on 12 Mar 2014 - 23:17

score 136 · Answer 2 · 2026-04-13 01:07:51

136

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Basic question in the radical of an ideal

Published on 13 Apr 2026 - 1:07

score 247 · Answer 3 · 2026-03-25 06:12:46

247

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Does $\operatorname{id} M =\dim R$ hold for finite modules of finite injective dimension?

Published on 25 Mar 2026 - 6:12

score 181 · Answer 4 · 2026-03-27 09:05:02

181

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Why is this ring Cohen-Macaulay?

Published on 27 Mar 2026 - 9:05

score 558 · Answer 5 · 2026-03-27 12:30:15

558

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If $M$ is a maximal ideal of a commutative ring R, then $R/M \cong R_M/M_M$.

Published on 27 Mar 2026 - 12:30

score 226 · Answer 6 · 2026-04-10 16:44:13

226

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How can I complete the proof of Noetherianity of I. S. Cohen?

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score 259 · Answer 7 · 2026-03-25 04:39:18

259

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Projective modules over semilocal rings having constant rank are free

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score 396 · Answer 8 · 2026-04-12 22:36:55

396

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Is there a topological characterisation of non-Archimedean local fields?

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score 163 · Answer 9 · 2026-04-09 13:55:39

163

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What is $\mathbb{Z}/n\mathbb{Z}\otimes_\mathbb{Z} m\mathbb{Z}$?

Published on 09 Apr 2026 - 13:55

score 857 · Answer 10 · 2026-04-13 04:37:53

857

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Maximal ideals in the ring of eventually constant sequences of real numbers

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score 244 · Answer 11 · 2026-03-25 06:10:13

244

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Cohen-Macaulay ring and saturated ideal

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score 172 · Answer 12 · 2026-04-13 07:30:50

172

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Construct a counterexample of a primary ideal which ....

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score 726 · Answer 13 · 2026-04-13 01:35:14

726

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Homomorphisms from the base change of a module

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score 278 · Answer 14 · 2026-04-11 02:45:07

278

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Is every module a direct limit of cyclic modules?

Published on 11 Apr 2026 - 2:45

score 138 · Answer 15 · 2026-04-01 03:09:15

138

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$\operatorname{Ass}_{A_\mathfrak{p}}(M_\mathfrak{p}) = \{ \mathfrak{p}A_\mathfrak{p}\} $

Published on 01 Apr 2026 - 3:09

List Question

Reference for $(N_1\cap N_2)\otimes_A M = (N_1\otimes_A M)\cap ( N_2\otimes_A M)$

Basic question in the radical of an ideal

Does $\operatorname{id} M =\dim R$ hold for finite modules of finite injective dimension?

Why is this ring Cohen-Macaulay?

If $M$ is a maximal ideal of a commutative ring R, then $R/M \cong R_M/M_M$.

How can I complete the proof of Noetherianity of I. S. Cohen?

Projective modules over semilocal rings having constant rank are free

Is there a topological characterisation of non-Archimedean local fields?

What is $\mathbb{Z}/n\mathbb{Z}\otimes_\mathbb{Z} m\mathbb{Z}$?

Maximal ideals in the ring of eventually constant sequences of real numbers

Cohen-Macaulay ring and saturated ideal

Construct a counterexample of a primary ideal which ....

Homomorphisms from the base change of a module

Is every module a direct limit of cyclic modules?

$\operatorname{Ass}_{A_\mathfrak{p}}(M_\mathfrak{p}) = \{ \mathfrak{p}A_\mathfrak{p}\} $

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