Newbetuts
.
New posts in free-modules
If a polynomial ring is a free module over some subring, is that subring itself a polynomial ring?
abstract-algebra
polynomials
ring-theory
commutative-algebra
free-modules
Rings of integers of number field and free modules over a PID
number-theory
principal-ideal-domains
free-modules
Question about finite dimensional vector space over a field $K$ and free $K[x]$-module
abstract-algebra
free-modules
The direct sum of $n$-copies of a $K$-vector space $V$ is a free $\operatorname{End}_{R}(V)$-module
abstract-algebra
free-modules
Is there any relation of injective modules to free modules?
abstract-algebra
commutative-algebra
modules
injective-module
free-modules
A finite dimensional vector $V$ is not free as an $\operatorname{End}_{K}(V)$-module
abstract-algebra
free-modules
Torsion free modules, free modules
abstract-algebra
modules
free-modules
Generators of a finitely generated free module over a commutative ring
abstract-algebra
commutative-algebra
free-modules
Being direct summand of free module implies having dual basis.
abstract-algebra
modules
homological-algebra
projective-module
free-modules
A surjective homomorphism between finite free modules of the same rank
commutative-algebra
modules
free-modules
Pullback of locally free sheaves is locally free
algebraic-geometry
sheaf-theory
schemes
coherent-sheaves
free-modules
Doubt about the definition of free vector spaces.
linear-algebra
abstract-algebra
modules
free-modules
How to prove a specific quotient of polynomial ring is a free module?
abstract-algebra
algebraic-geometry
ring-theory
commutative-algebra
free-modules
Why are stably free modules called stably free?
abstract-algebra
modules
free-modules
k-theory
Question on $(2, 1+\sqrt{-5})$ as a submodule of $\mathbb{Z}[\sqrt{-5}]$.
abstract-algebra
ring-theory
modules
ideals
free-modules
Prove $D$ is $R$-algebra
abstract-algebra
ring-theory
commutative-algebra
modules
free-modules
Prev