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Cari colleghi,<br>
<br>
vi segnalo il prossimo seminario di ED a Roma Tor Vergata:<br>
<br>
<b><big>Martedi 26 Gennaio 2016 ore 14:30 Aula dal Passo<br>
<br>
Isabeau Birindelli (Sapienza Università di Roma)<br>
<br>
Titolo: Symmetry and spectral properties for viscosity solutions
of fully nonlinear equations<br>
<br>
</big></b>
<div><b><big>Abstract: <span
style="font-size:12pt;font-family:CMR12">We will talk about
the property inherited by a viscosity solution of a
rotationally invariant equation of the form </span><span
style="font-size:12pt;font-family:CMMI12">F</span><span
style="font-size:12pt;font-family:CMR12">(</span><span
style="font-size:12pt;font-family:CMMI12">x,D</span><span
style="font-size:8pt;font-family:CMR8;vertical-align:4pt">2</span><span
style="font-size:12pt;font-family:CMMI12">u</span><span
style="font-size:12pt;font-family:CMR12">)+</span><span
style="font-size:12pt;font-family:CMMI12">f</span><span
style="font-size:12pt;font-family:CMR12">(</span><span
style="font-size:12pt;font-family:CMMI12">x,u</span><span
style="font-size:12pt;font-family:CMR12">) = 0,
in relation with the spectral property of the ”improperly
called”
linearized operator at </span><span
style="font-size:12pt;font-family:CMMI12">u</span><span
style="font-size:12pt;font-family:CMR12">. We will show
applications of our symmetry
results to obtain bounds on the spectrum and to deduce
properties
of possible nodal eigenfunctions for the operator .</span></big></b></div>
<br>
<pre class="moz-signature" cols="72">--
Daniele Castorina
Stanza 539 – Torre Archimede
Dipartimento di Matematica
Università di Padova
Via Trieste, 63 - 35121 Padova
Tel.: (+39) 0498271429
Email: <a class="moz-txt-link-abbreviated" href="mailto:castorin@math.unipd.it">castorin@math.unipd.it</a>
Homepage: <a class="moz-txt-link-freetext" href="http://www.math.unipd.it/~castorin/">http://www.math.unipd.it/~castorin/</a></pre>
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