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15
Math.TechQA.Club
2026-03-23 00:49:36
154
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Positive definite solution of Homogeneous Lyapunov equation
Published on
23 Mar 2026 - 0:49
#matrices
#matrix-equations
#numerical-linear-algebra
#control-theory
#linear-control
598
Views
Approximation of the norm of the Gauss-Seidel recursive matrix $B_{GS}$ (and errors)
Published on
25 Mar 2026 - 15:15
#numerical-methods
#systems-of-equations
#normed-spaces
#numerical-linear-algebra
#recursion
367
Views
Why linear congruential generator is called random number generator?
Published on
24 Mar 2026 - 21:00
#numerical-linear-algebra
#random
#philosophy
#congruence-relations
3.5k
Views
Prove that dual norm is also a norm
Published on
21 Mar 2026 - 10:12
#linear-algebra
#optimization
#numerical-linear-algebra
225
Views
Whether or not is $J^TJ+\lambda \operatorname{diag}(J^TJ)$ guaranteed to be invertible?
Published on
26 Mar 2026 - 12:15
#numerical-linear-algebra
#nonlinear-optimization
#least-squares
92
Views
Proving that for the iterative Richardson method : $r^{(k)} = \prod_{j=0}^{k-1} (I-a_jA)r^{(0)}$
Published on
24 Mar 2026 - 17:53
#reference-request
#numerical-methods
#numerical-linear-algebra
#products
228
Views
How to show this function is convex? is there any simpler way than Hessian computation?
Published on
20 Mar 2026 - 23:35
#linear-algebra
#convex-analysis
#numerical-linear-algebra
1k
Views
Conditioning of the linear systems in the inverse or Rayleigh quotient iteration algorithms
Published on
26 Mar 2026 - 11:50
#linear-algebra
#numerical-linear-algebra
#floating-point
110
Views
Easily parallelizable LU decomposition algorithm?
Published on
25 Mar 2026 - 14:18
#linear-algebra
#numerical-methods
#algorithms
#determinant
#numerical-linear-algebra
311
Views
solve $XA = B$ in MATLAB
Published on
17 Mar 2026 - 9:29
#linear-algebra
#numerical-methods
#numerical-linear-algebra
#singularity
#inverse-problems
156
Views
Approximation of the norm of the powers of this random matrix
Published on
20 Mar 2026 - 10:57
#linear-algebra
#probability
#numerical-linear-algebra
#random-matrices
252
Views
Matrix Condition Number Definition
Published on
21 Mar 2026 - 0:17
#numerical-linear-algebra
143
Views
Finding the best 1-rank approximation
Published on
21 Mar 2026 - 15:34
#numerical-linear-algebra
138
Views
References for iterative methods for linear systems
Published on
20 Mar 2026 - 23:47
#reference-request
#optimization
#numerical-methods
#numerical-linear-algebra
40
Views
why its paradoxical to try make $a$ the subject of $(a-b)/(b-a) = c?$
Published on
21 Mar 2026 - 2:21
#numerical-linear-algebra
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