Mathematics
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44 Answers

Newest Activity Votes
7
Real n-by-n Matrices…
Jan 1 at 20:46
7
What does the Stieltjes integral represent? Can it be seen as an area?
Dec 31 '18 at 15:13
4
How many of these strings have the property that they are the same as their output string?
Jan 4 at 1:19
4
Solving the matrix equation $X^tA+A^tX=0$ for $X$ in terms of $A$
Dec 27 '18 at 20:09
3
Probability distribution vs. probability mass function (PMF): what is the difference between the terms?
Dec 31 '18 at 14:24
2
Is there a fast way to compute the lowest eigenvalue of this symmetric PD matrix in this specific scenario?
Mar 13 at 20:55
2
Rewriting the Hermitian transpose of a normal matrix as a polynomial of that matrix
Jan 16 at 1:58
2
Integrating rational function by multiplying with a high-power polynomial term
Jan 7 at 16:05
2
Range of linear mapping
Jan 2 at 15:22
2
Consider the field $F=Z_3$, with elements denoted [0],[1],[2], and the vector space $V=F^2$ over $F$, with elements denoted as pairs ([i],[j]).
Oct 3 '18 at 2:47
1
Compute matrix norm induced by weight l1 vector norm
Apr 24 at 20:49
1
Efficient algorithms for minimization of bi-linear matrix expressions?
Feb 16 at 2:00
1
Geometrical interpretation of systems of linear equations with infinitely many solutions
Jan 28 at 16:03
1
linearization of minimum function
Jan 25 at 16:39
1
Blockwise Matrix Inversion Stability
Dec 21 '18 at 22:44
1
Is there any inequality between 2-norm condition number and Frobenius norm condition number for rectangular matrix?
Jan 17 at 16:23
1
Effect of perturbation on eigenvalues
Jan 17 at 2:20
1
How to prove this very interesting matrix identity?
Jan 9 at 2:33
1
Choose diagonal matrix $D$ to make $DB$ as orthonormal as possible
Jan 7 at 19:07
1
Finding residual error of fitting a 3D Line
Jan 1 at 23:26
1
Rank-one update of eigenvalues
Dec 26 '18 at 17:08
1
Gauss elimination vs LU factorization
Dec 25 '18 at 16:38
1
Why is $||\Sigma - I||_2 =\max|\lambda_i|$ where $\lambda_i$ is an eigenvalue of $\Sigma - I$
Dec 23 '18 at 16:27
1
If vector $y_1 = (1,2,3)$ and $y_2 = (4,5,6)$, how to calculate orthogonal projector $\prod\{y_1\}$ onto subspace spaned by the vectors $y_1,y_2$?
Oct 2 '18 at 4:45
1
Cumulative distribution function to probability density
Sep 18 '18 at 14:45
1
Low rank approximation of non-symmetrix square matrix
Sep 18 '18 at 14:30
1
Comparing SVD of orthogonal matrix $(\sqrt{W}A)$ and matrix $A$ in order to find the singular values of A
Sep 12 '18 at 4:16
0
Least Squares Circumcenter of Polygons
Dec 26 '18 at 19:01
0
Do sub-stochastic matrices reduce the 1-norm of vectors?
Jan 29 at 15:42
0
standard matrix of a orthogonal projection linear transformation
Jan 19 at 0:18
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