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15
Math.TechQA.Club
2026-03-20 10:37:35
499
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projective module which is a submodule of a finitely generated free module
Published on
20 Mar 2026 - 10:37
#commutative-algebra
#modules
#projective-module
#finitely-generated
#free-modules
1.1k
Views
Flat modules over a PID
Published on
23 Mar 2026 - 8:51
#abstract-algebra
#modules
#projective-module
#flatness
#free-modules
216
Views
On the generators of free $R$-modules.
Published on
23 Mar 2026 - 14:19
#abstract-algebra
#modules
#free-modules
114
Views
Is the linear dual of a cyclic $K[G]$-module $K[G]$-cyclic
Published on
23 Mar 2026 - 3:46
#representation-theory
#dual-spaces
#free-modules
91
Views
Is the quotient of a tensor product by a group a free module
Published on
23 Mar 2026 - 2:04
#commutative-algebra
#tensor-products
#abelian-groups
#group-actions
#free-modules
295
Views
Cardinality of quotient group
Published on
23 Mar 2026 - 7:35
#linear-algebra
#abstract-algebra
#group-theory
#free-modules
574
Views
Why is a Nonzero Ideal of $\mathcal{O}_K$ Free of Rank $n$?
Published on
17 Mar 2026 - 23:06
#abstract-algebra
#modules
#algebraic-number-theory
#ideals
#free-modules
64
Views
Splitting two exact sequences in a compatible way
Published on
24 Mar 2026 - 15:31
#abstract-algebra
#commutative-algebra
#modules
#projective-module
#free-modules
986
Views
When is every direct product of a ring also a free module?
Published on
22 Mar 2026 - 22:32
#abstract-algebra
#commutative-algebra
#modules
#free-modules
95
Views
How does this commutative triangle arises in the idea of freely generated things?
Published on
22 Mar 2026 - 18:40
#category-theory
#modules
#free-modules
289
Views
A question about projective modules and free modules.
Published on
24 Mar 2026 - 2:11
#modules
#direct-sum
#projective-module
#free-modules
220
Views
Definition of free module.
Published on
16 Mar 2026 - 19:38
#abstract-algebra
#modules
#free-modules
115
Views
Factor of the product of rings cannot be free module?
Published on
17 Mar 2026 - 8:10
#abstract-algebra
#modules
#free-modules
29
Views
Homomorphisms from copies of group algebra to $Z$
Published on
17 Mar 2026 - 16:41
#modules
#free-modules
125
Views
example on equivariant cohomology
Published on
17 Mar 2026 - 5:13
#algebraic-topology
#group-actions
#free-modules
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