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New posts in tensor-products
Determining whether a certain element in a tensor product is zero
abstract-algebra
commutative-algebra
tensor-products
Embedding from exterior product to tensor product space
linear-algebra
tensor-products
multilinear-algebra
exterior-algebra
What are the commutative rings $R$ for which $A \otimes _{\Bbb Z} B = A \otimes _R B$ as abelian groups?
abstract-algebra
tensor-products
Kronecker Product Interpretation
linear-algebra
tensor-products
kronecker-product
Show that $1\otimes (1,1,\ldots)\neq 0$ in $\mathbb{Q} \otimes_{\mathbb{Z}} \prod_{n=2}^{\infty} (\mathbb{Z}/n \mathbb{Z})$.
abstract-algebra
commutative-algebra
modules
tensor-products
Equality of two notions of tensor products over a commutative ring
commutative-algebra
tensor-products
Subspaces of a tensor product of vector spaces
tensor-products
Working out a concrete example of tensor product
linear-algebra
abstract-algebra
tensor-products
tensors
Understanding the tensor-hom adjunction intuitively
category-theory
intuition
tensor-products
adjoint-functors
Distributivity of tensor products over direct sums for group representations
representation-theory
tensor-products
Dual Commutes with Base Change
commutative-algebra
modules
tensor-products
exact-sequence
When does intersection commute with tensor product
abstract-algebra
commutative-algebra
modules
tensor-products
flatness
Visual intuition for direct sum vs. tensor product of vector spaces
intuition
tensor-products
smooth-manifolds
visualization
direct-sum
$x \otimes y - y \otimes x \neq 0$ in $I \otimes_{R} I$
abstract-algebra
ring-theory
tensor-products
Signs in the tensor product and internal hom of chain complexes
intuition
homological-algebra
tensor-products
4th order tensors double dot product and inverse computation
linear-algebra
abstract-algebra
matrices
tensor-products
tensors
Eigenvalues of outer product matrix of two N-dimensional vectors
linear-algebra
tensor-products
diagonalization
Is a product of two Noetherian schemes over Spec $\mathbb Z$ a Noetherian scheme?
algebraic-geometry
commutative-algebra
tensor-products
Relationship between tensor product and wedge product
linear-algebra
tensor-products
exterior-algebra
Adjointness of Hom and Tensor
abstract-algebra
commutative-algebra
category-theory
tensor-products
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