Newbetuts
.
New posts in direct-sum
Why is cohomology the direct product of the $H^n$?
algebraic-topology
homology-cohomology
direct-sum
graded-rings
direct-product
Is homotopy group of infinite product of spaces a direct sum or a direct product of groups?
abstract-algebra
algebraic-topology
category-theory
direct-sum
direct-product
Show the direct sum of noetherian R-modules is noetherian.
abstract-algebra
ring-theory
modules
exact-sequence
direct-sum
Are there any non-obvious colimits of finite abelian groups?
category-theory
abelian-groups
direct-sum
universal-property
How to decompose a normed vector space into direct sums with a kernel of functions.
functional-analysis
normed-spaces
dual-spaces
direct-sum
Orthogonal Complement of Direct Sum
functional-analysis
hilbert-spaces
direct-sum
Module which is not direct sum of indecomposable submodules
abstract-algebra
ring-theory
modules
direct-sum
Transfer from external direct sum to internal direct sum
linear-algebra
vector-spaces
direct-sum
Pairwise disjoint vector spaces whose sum is not direct [closed]
vector-spaces
direct-sum
Cancellation law for direct sums
linear-algebra
direct-sum
Direct sum and direct product of infinitely many abelian groups are not isomorphic
abstract-algebra
category-theory
abelian-groups
direct-sum
direct-product
If $A$ is a direct sum of matrix algebra over $C$, what are all finite dimensional simple $A$-modules?
abstract-algebra
modules
representation-theory
direct-sum
semisimple-lie-algebras
Addition and Tensor product of Vector spaces for beginners : Concrete example
vector-spaces
tensor-products
direct-sum
direct-product
Does $A\oplus \mathbb{Z}\cong B\oplus \mathbb{Z}$ imply $A\cong B$?
abstract-algebra
group-theory
abelian-groups
direct-sum
Direct sums and direct products
abstract-algebra
category-theory
definition
direct-sum
direct-product
Visual intuition for direct sum vs. tensor product of vector spaces
intuition
tensor-products
smooth-manifolds
visualization
direct-sum
What is internal direct sum or internal direct product in Dummit and Foote?
abstract-algebra
modules
direct-sum
direct-product
graded-rings
The definition of direct sums and subspaces?
linear-algebra
direct-sum
Group of units of direct sum of rings is isomorphic to direct sum of the groups of units
abstract-algebra
ring-theory
group-isomorphism
direct-sum
$p_Ai_B=0$ and $p_Bi_A=0$ in additive category
category-theory
direct-sum
additive-categories
Prev
Next