List questions from matrix-norms

Published on 25 Mar 2026 - 4:35

173

Views

Frobenius norm product with two inequalities

Published on 21 Apr 2020 - 16:15

123

Views

Find orthogonal projection matrix $P$ of rank $r$ which maximizes $\mathbb E_x\left[\frac{\|Px\|}{\|x\|}\right]$

Published on 25 Apr 2020 - 16:17

43

Views

Is it possible to have a function that is in $L^{\infty}(T)$ but not in $L^1(T)$?

Published on 28 Apr 2020 - 2:13

48

Views

Norm of inverse of all one matrix plus a PSD matrix

Published on 05 May 2020 - 5:13

1.5k

Views

Spectral norm of block-matrix inequalities

Published on 25 Mar 2026 - 7:47

147

Views

What are matrix norms for?

Published on 11 May 2020 - 1:15

52

Views

Show that infinitely many vector norms induce the same matrix norm

Published on 21 May 2020 - 20:59

150

Views

The norm $\|S-Q\|_F$ where $Q$ is orthogonal is minimised by $Q=I$

Published on 24 May 2020 - 15:06

43

Views

How should I calculate $||\underline{u}-\underline{w}||_{2}$?

Published on 26 May 2020 - 17:18

689

Views

For non-negative definite symmetric matrices, $\mathrm{tr}(AB)\le \mathrm{tr}(A)\mathrm{tr}(B)$

Published on 27 May 2020 - 13:34

28

Views

Is the canonical isomorphism $\mathbb R^m\otimes\mathbb R^n\to\mathbb R^{m\times n}$ isometric with respect to the Frobenius norm?

Published on 28 May 2020 - 5:08

55

Views

Inequalities in matrix norm.

Published on 14 Jun 2020 - 21:12

1k

Views

Operator norm of a matrix in terms of its coefficients

Published on 16 Jun 2020 - 23:37

934

Views

The matrix norm of the identity matrix disturbed by a small matrix

Published on 25 Mar 2026 - 9:39

List Question

Spectral norm - trace inequality

Frobenius norm product with two inequalities

Find orthogonal projection matrix $P$ of rank $r$ which maximizes $\mathbb E_x\left[\frac{\|Px\|}{\|x\|}\right]$

Is it possible to have a function that is in $L^{\infty}(T)$ but not in $L^1(T)$?

Norm of inverse of all one matrix plus a PSD matrix

Spectral norm of block-matrix inequalities

What are matrix norms for?

Show that infinitely many vector norms induce the same matrix norm

The norm $\|S-Q\|_F$ where $Q$ is orthogonal is minimised by $Q=I$

How should I calculate $||\underline{u}-\underline{w}||_{2}$?

For non-negative definite symmetric matrices, $\mathrm{tr}(AB)\le \mathrm{tr}(A)\mathrm{tr}(B)$

Is the canonical isomorphism $\mathbb R^m\otimes\mathbb R^n\to\mathbb R^{m\times n}$ isometric with respect to the Frobenius norm?

Inequalities in matrix norm.

Operator norm of a matrix in terms of its coefficients

The matrix norm of the identity matrix disturbed by a small matrix

Trending Questions

Popular # Hahtags

Popular Questions