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user506901
  • Member for 12 years, 2 months
  • Last seen more than 11 years ago
11 votes
4 answers
34k views

Same eigenvalues, different eigenvectors

10 votes
4 answers
8k views

Dot product of two vectors without a common origin

6 votes
1 answer
4k views

The use of Gershgorin Circle Theorem

6 votes
1 answer
3k views

Convention on non-negative singular values?

5 votes
1 answer
4k views

Properties of generalized eigenvectors

4 votes
2 answers
3k views

Minimizing a linear combination of convex functions

4 votes
2 answers
2k views

A number of SVD components; understanding the relation

4 votes
2 answers
348 views

Comparing the spectrum of the (non)centered matrices

4 votes
1 answer
1k views

Minimizing the matrix norm, equivalence

3 votes
2 answers
2k views

Positive semi-definite matrix

3 votes
3 answers
260 views

Possible proof for the relation involving matrix trace

3 votes
1 answer
6k views

Matrix norms and spectral radius

3 votes
1 answer
356 views

Safe use of generalized inverses

3 votes
2 answers
4k views

SVD on columns of a rotation matrix

3 votes
0 answers
189 views

Solving a system with present pre-multiplication

3 votes
2 answers
140 views

Quadratic function values through iterative updates

2 votes
1 answer
318 views

On proper use of notations $\in$, $\subset$, $\subseteq$

2 votes
1 answer
71 views

Rules on replacing a solution to one system by another

2 votes
1 answer
3k views

Relation: average (squared) distance to all points, and (squared) distance to centroid

2 votes
1 answer
848 views

Possible change of rank of a Gram matrix

2 votes
1 answer
765 views

Formation of a positive-definite matrix via a positive-semidefinite one

2 votes
1 answer
184 views

Possible relation between spectra bounds of two matrices

2 votes
1 answer
2k views

Multiplying double-centered matrix to a unit vector

2 votes
1 answer
2k views

Spectrum shift except for zero eigenvalue

2 votes
1 answer
187 views

Matrix factorization to get the right solution

1 vote
1 answer
88 views

Equivalent definitions on SVD property

1 vote
1 answer
98 views

Projecting a vector component out of vector $a$

1 vote
1 answer
316 views

Proof on the inequality involving matrix splitting and trace operator

1 vote
1 answer
608 views

Tighter bound on a spectrum of a matrix obtained by partial diagonal shift

1 vote
1 answer
486 views

Equation involving Moore-Penrose inverse