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15
Math.TechQA.Club
2026-03-24 19:08:42
262
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Milnor's octahedron
Published on
24 Mar 2026 - 19:08
#linear-algebra
#reference-request
#riemannian-geometry
#math-history
#tensors
437
Views
Prove that matrix inversion is continuous w.r.t $\sup$-norm
Published on
26 Mar 2026 - 4:31
#real-analysis
#linear-algebra
#functional-analysis
#proof-verification
#proof-writing
596
Views
Idempotent matrix, with rows forming a basis
Published on
06 Feb 2018 - 2:40
#linear-algebra
#matrices
1k
Views
universal property of the $n$-fold tensor product
Published on
25 Mar 2026 - 11:32
#linear-algebra
#abstract-algebra
#multilinear-algebra
7.3k
Views
What does "Consider R as an vector space over Q" mean?
Published on
25 Mar 2026 - 17:38
#linear-algebra
#vector-spaces
454
Views
Upper bound on smallest singular value with subset condition
Published on
25 Mar 2026 - 2:49
#linear-algebra
#matrices
#perturbation-theory
23
Views
For which $a,b$ it is true that $\mathbb{R}^3=V_a\oplus V_b$?
Published on
25 Mar 2026 - 19:03
#linear-algebra
#vector-spaces
50
Views
Show that the transform of a solution is equivalent to the transform of the original matrix
Published on
25 Mar 2026 - 23:39
#linear-algebra
#matrices
#linear-transformations
#matrix-equations
339
Views
Set of matrices to the power n^2 are linearly dependent
Published on
06 Feb 2018 - 3:42
#linear-algebra
#matrices
58
Views
Dimension of rows space and columns space of a matrix
Published on
06 Feb 2018 - 3:43
#linear-algebra
#matrices
215
Views
Prove that the linear transformation cannot be onto
Published on
26 Mar 2026 - 4:33
#linear-algebra
#proof-verification
#linear-transformations
108
Views
Projection of the vector $\vec{b}=\left(\begin{smallmatrix}3\\-1\\4\end{smallmatrix}\right)$ in some given direction
Published on
25 Mar 2026 - 20:41
#linear-algebra
#vectors
65
Views
A problem regarding eigenvalues symmetric about origin
Published on
26 Mar 2026 - 12:51
#linear-algebra
#eigenvalues-eigenvectors
530
Views
Hermitian form on a complex vector space: troubles!
Published on
23 Mar 2026 - 4:52
#linear-algebra
#abstract-algebra
#bilinear-form
142
Views
Equivalence of quadratic forms and general advice about "Number Theory" (by Borevich-Shafarevich)
Published on
27 Mar 2026 - 16:14
#linear-algebra
#number-theory
#advice
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