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New posts in tensor-products
Finding a basis for symmetric $k$-tensors on $V$
vector-spaces
tensor-products
tensors
tensor-rank
Why does this ring have rank $k!$?
abstract-algebra
ring-theory
modules
tensor-products
How to construct abstractly and symmetrically the map $𝛬^{n+k}M⊗𝛬^kN→𝛬^nM$ given a pairing $M⊗N→R$?
linear-algebra
abstract-algebra
category-theory
tensor-products
multilinear-algebra
When does tensor product have a (exact) left adjoint?
commutative-algebra
category-theory
modules
homological-algebra
tensor-products
Eigenvalues of Kronecker Product
matrices
eigenvalues-eigenvectors
tensor-products
multilinear-algebra
kronecker-product
Why is $\mathbb{H}\otimes\mathbb{H}\cong\text{End}_\mathbb{R}\mathbb{H}$?
tensor-products
quaternions
Tensor Products and Von Neumann's Direct Multiplication
abstract-algebra
vector-spaces
modules
tensor-products
math-history
Generic Element of Compositum of Two Fields [duplicate]
field-theory
extension-field
tensor-products
Why is $V^{\vee}\otimes W^{\vee}\longrightarrow (V\otimes W)^{\vee}$ always injective?
commutative-algebra
modules
tensor-products
dual-spaces
monomorphisms
Tensor product of two finitely generated modules
abstract-algebra
commutative-algebra
modules
tensor-products
finitely-generated
The natural map $M \to M \otimes_R K$ is injective iff $M$ is torsion free
commutative-algebra
tensor-products
What is an example of a smooth function in $C^\infty(\mathbb{R}^2)$ which is not contained in $C^\infty(\mathbb{R})\otimes C^\infty(\mathbb{R})$
differential-geometry
tensor-products
smooth-manifolds
algebras
Why is tensoring a functor? On objects, it is only defined up to isomorphism... also fiber products...
commutative-algebra
category-theory
tensor-products
Exercises to help a student become accustomed to Sweedler notation
abstract-algebra
notation
tensor-products
hopf-algebras
coalgebras
$A/ I \otimes_A A/J \cong A/(I+J)$
abstract-algebra
commutative-algebra
tensor-products
Are bimodules over a commutative ring always modules?
commutative-algebra
tensor-products
Prove that the tensor product of non algebraic extensions is not a field
abstract-algebra
field-theory
galois-theory
extension-field
tensor-products
$2 \otimes_{R} 2 + x \otimes_{R} x$ is not a simple tensor in $I \otimes_R I$
abstract-algebra
modules
tensor-products
Tensor products over field do not commute with inverse limits?
linear-algebra
examples-counterexamples
tensor-products
Is the image of a tensor product equal to the tensor product of the images?
abstract-algebra
commutative-algebra
homological-algebra
tensor-products
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