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15
Math.TechQA.Club
2026-04-12 13:39:36
133
Views
Showing two spaces not isometrically isomorphic
Published on
12 Apr 2026 - 13:39
#functional-analysis
#normed-spaces
#isometry
#direct-sum
1.3k
Views
External vs Internal Direct Sum
Published on
14 Apr 2026 - 13:35
#abstract-algebra
#modules
#direct-sum
1.5k
Views
If $V = \text{null}(T-\lambda I) \oplus \text{range}(T-\lambda I)$, then $T$ is diagonalizable?
Published on
14 Apr 2026 - 17:04
#linear-algebra
#linear-transformations
#direct-sum
693
Views
Direct Sum and Linear Operators
Published on
09 Apr 2026 - 15:16
#linear-algebra
#linear-transformations
#direct-sum
340
Views
real world applications of direct sums
Published on
11 Apr 2026 - 16:16
#linear-algebra
#applications
#direct-sum
211
Views
References on the submodules of a direct sum of copies of $\mathbb{Z}$
Published on
10 Apr 2026 - 5:35
#abstract-algebra
#reference-request
#modules
#direct-sum
77
Views
If $\bigoplus_{i=1}^\infty \mathbb Z \cong Y \oplus \mathbb Z$, is $Y \cong \bigoplus_{i=1}^\infty \mathbb Z$?
Published on
08 Apr 2026 - 20:32
#abstract-algebra
#group-theory
#algebraic-topology
#direct-sum
71
Views
Direct sum factorization of polynomials
Published on
10 May 2026 - 19:49
#polynomials
#irreducible-polynomials
#direct-sum
#finite-element-method
38
Views
Sum dissapearing when we assume some elements to be constant over time
Published on
10 May 2026 - 19:09
#summation
#direct-sum
#constants
904
Views
The direct sum of two finitely generated algebras is finitely generated
Published on
11 Apr 2026 - 5:41
#abstract-algebra
#ring-theory
#modules
#tensor-products
#direct-sum
65
Views
Non-Fibonacci numbers, appear from Fibonacci Sums ...?
Published on
14 Apr 2026 - 11:34
#fibonacci-numbers
#direct-sum
1.1k
Views
Decompose vector fields on product manifolds
Published on
15 Apr 2026 - 0:57
#differential-geometry
#vector-bundles
#vector-fields
#direct-sum
43
Views
Find sum of Subspaces combination of constraints
Published on
14 Apr 2026 - 15:23
#linear-algebra
#linear-transformations
#direct-sum
61
Views
Quotient of module versus direct sum
Published on
13 Apr 2026 - 21:45
#abstract-algebra
#direct-sum
760
Views
Group as direct sum of cyclic groups
Published on
10 May 2026 - 19:03
#abstract-algebra
#group-theory
#cyclic-groups
#direct-sum
#p-groups
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