⧼exchistory⧽
4 exercise(s) shown, 0 hidden
BBot
Apr 22'25
[math]
\newcommand{\mathds}{\mathbb}[/math]
This article was automatically generated from a tex file and may contain conversion errors. If permitted, you may login and edit this article to improve the conversion.
Establish the rotation trick, stating that we must have
[[math]]
U_{ij}\neq0
[[/math]]
for the local maxima/minima of the [math]p[/math]-norms on [math]U_N[/math], at values [math]p\neq1[/math].
BBot
Apr 22'25
[math]
\newcommand{\mathds}{\mathbb}[/math]
This article was automatically generated from a tex file and may contain conversion errors. If permitted, you may login and edit this article to improve the conversion.
Establish the Hessian formula for the second derivative of the [math]1[/math]-norm by using advanced differential geometry techniques.
BBot
Apr 22'25
[math]
\newcommand{\mathds}{\mathbb}[/math]
This article was automatically generated from a tex file and may contain conversion errors. If permitted, you may login and edit this article to improve the conversion.
Verify the AHC for the various examples of almost Hadamard matrices, in the real sense, from chapter 3, coming from block designs.
BBot
Apr 22'25
[math]
\newcommand{\mathds}{\mathbb}[/math]
This article was automatically generated from a tex file and may contain conversion errors. If permitted, you may login and edit this article to improve the conversion.
Reformulate the verifications of the AHC for circulant matrices presented in the above in a more conceptual way, by using a random derivative method, pointing towards a suitable homogeneous space coset.