[CvGmt News] [Notiziario] [Settimanale] Seminari di Calcolo delle
Variazioni
Liviana Paoletti
paoletti at dm.unipi.it
Mon Mar 9 10:09:05 CET 2009
----- Original Message -----
From: "Luigi De Pascale" <depascal at dm.unipi.it>
To: "Liviana Paoletti" <paoletti at dm.unipi.it>
Sent: Sunday, March 08, 2009 9:00 PM
Inoltro avviso di Seminario a me ora pervenuto.
Cordiali saluti
Liviana Paoletti
>
> Seminari di Calcolo delle Variazioni
> Mercoledi' 11 marzo 2009
> Ore 16,30, Sala riunioni, Dipartimento di Matematica
>
> Prof. Massimo Gobbino (Univ. di Pisa)
>
> Title: The Perona-Malik paradox
>
> The Perona-Malik equation is the prototype of "forward-backward"
> parabolic equations. It is the formal gradient flow of an integral
> functional with non -convex integrand. From the analytic point of view one
> expect that an ill-posed problem. However numerical simulations presents
> an unexpected stability. This is known in the literature as "Perona-Malik
> paradox".
>
>
> --
> Luigi De Pascale: Indirizzo: Dipartimento di Matematica Applicata
> "U.Dini"
> Via Buonarroti 1/C, 56127 Pisa, ITALY
> Tel.: +39/050/2213869 Fax:050/2213802
> E-mail: depascal AT dm.unipi.it
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