Universitat Jaume I

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20042013

most citedThe Magnus expansion and some of its applications

1.2k citations

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math.FA2012★ 2 cited

On the Gaussian behavior of marginals and the mean width of random polytopes

David Alonso-Gutierrez, Joscha Prochno

We show that the expected value of the mean width of a random polytope generated by $N$ random vectors ( $n \leq N \leq e^{n}$ ) uniformly distributed in an isotropic convex body…

math.FA2008

Stability and instability of weighted composition operators

Jesus Araujo, Juan J. Font

Let $ε > 0$ . A continuous linear operator $T:C(X) \ra C(Y)$ is said to be {\em $ε$ -disjointness preserving} if $\vc (Tf)(Tg)\vd_{\infty} \le ε$, whenever $f, g \in C (X)$ satisfy $\vc f…