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15
Math.TechQA.Club
2026-04-11 16:15:32
2.1k
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Finding a matrix for orthogonal reflection
Published on
11 Apr 2026 - 16:15
#linear-algebra
#matrices
#reflection
5.1k
Views
Eigenvector definition and negative eigen values
Published on
10 Apr 2026 - 16:12
#linear-algebra
#eigenvalues-eigenvectors
#definition
102
Views
Step of the proof that $\mathbb{RP}^{3} \cong SO(3)$
Published on
12 Apr 2026 - 0:15
#linear-algebra
#differential-geometry
#lie-groups
#quaternions
#projective-space
41
Views
Determine the transformation matrices in two different ways
Published on
11 Apr 2026 - 1:00
#linear-algebra
#matrices
#vector-spaces
#linear-transformations
401
Views
Definition of $f$-invariant in linear algebra
Published on
12 Apr 2026 - 19:53
#linear-algebra
#notation
175
Views
Find independent solutions for triple eigenvalues with defect $1$
Published on
13 Apr 2026 - 22:20
#linear-algebra
#eigenvalues-eigenvectors
#systems-of-equations
557
Views
Concavity of matrix logarithm
Published on
12 Apr 2026 - 13:45
#linear-algebra
#reference-request
#logarithms
1.6k
Views
Which of the following is false?
Published on
13 Apr 2026 - 16:18
#linear-algebra
#matrices
4.2k
Views
The length of every linearly independent list of vectors is less than or equal to the length of every spanning list of vectors.
Published on
15 Apr 2026 - 7:54
#linear-algebra
55
Views
Linear independence of a set of vectors in $\mathbb{R}^n$
Published on
17 Apr 2026 - 3:31
#linear-algebra
129
Views
A system of linear inequality is equivalent to a system of strict linear inequality
Published on
13 Apr 2026 - 6:11
#linear-algebra
#linear-programming
317
Views
How to think of the trace of a linear map as connecting its output back to its own input
Published on
11 Apr 2026 - 12:36
#linear-algebra
#tensors
#trace
1.3k
Views
Every orthogonal projection is a Hermitian operator?
Published on
09 Apr 2026 - 6:48
#linear-algebra
#inner-products
3.3k
Views
Eigenvalues of a symmetric positive definite matrix are all greater than $0$
Published on
14 Apr 2026 - 10:36
#linear-algebra
676
Views
Geometric Proof of Perron-Frobenius
Published on
09 Apr 2026 - 14:47
#linear-algebra
#matrices
#algebraic-topology
#markov-chains
#positive-matrices
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