List questions from flatness

Published on 14 Dec 2020 - 15:30

105

Views

Flatness of a subring generated by two subrings

Published on 20 Dec 2020 - 1:31

100

Views

Surjectivity of character module map implies injective module map?

Published on 23 Dec 2020 - 19:26

147

Views

Finding the dimension of certain tensor product with flat $A$-algebra

Published on 06 Jan 2021 - 19:14

171

Views

Locally free modules are flat

Published on 08 Jan 2021 - 15:26

34

Views

$K^{1/p}\otimes_K K[[x]] \subseteq K^{1/p}[[x]]$ is a flat extension

Published on 15 Jan 2021 - 22:59

91

Views

Properties of $\mathbb{C}+(h) \subseteq \mathbb{C}[x]$

Published on 24 Jan 2021 - 10:25

219

Views

Conceptual (homological) interpretation of a theorem about flat modules

Published on 29 Jan 2021 - 0:01

132

Views

Is a finite flat module which is free modulo radical free?

Published on 19 Feb 2021 - 10:26

149

Views

the proof of faithfully flat module is faithful

Published on 19 Feb 2021 - 11:22

81

Views

If $A = \mathbb{Z}[\sqrt{-5}]$ and $I = (2, 1 + \sqrt{-5})$, why is $I \otimes_A I \cong A?$

Published on 23 Feb 2021 - 16:55

77

Views

grothendieck group over flat family

Published on 04 Mar 2021 - 0:04

90

Views

Properties of prime ideals in ring extensions

Published on 07 Mar 2021 - 12:56

83

Views

Flatness of $\mathbb{C}[x]$ over $\mathbb{C}[s,k]$, where $s$ is even and $k$ is odd

Published on 09 Mar 2021 - 7:48

50

Views

Flatness of certain $R \subseteq \mathbb{C}[x,y]$

Published on 25 Mar 2026 - 20:34

List Question

Prime ideals of localization of absolutely flat modules

Flatness of a subring generated by two subrings

Surjectivity of character module map implies injective module map?

Finding the dimension of certain tensor product with flat $A$-algebra

Locally free modules are flat

$K^{1/p}\otimes_K K[[x]] \subseteq K^{1/p}[[x]]$ is a flat extension

Properties of $\mathbb{C}+(h) \subseteq \mathbb{C}[x]$

Conceptual (homological) interpretation of a theorem about flat modules

Is a finite flat module which is free modulo radical free?

the proof of faithfully flat module is faithful

If $A = \mathbb{Z}[\sqrt{-5}]$ and $I = (2, 1 + \sqrt{-5})$, why is $I \otimes_A I \cong A?$

grothendieck group over flat family

Properties of prime ideals in ring extensions

Flatness of $\mathbb{C}[x]$ over $\mathbb{C}[s,k]$, where $s$ is even and $k$ is odd

Flatness of certain $R \subseteq \mathbb{C}[x,y]$

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