<div dir="ltr"><div>Prezados colegas, <br></div><div>divulgando o próximo seminário, na segunda-feira, 4/01/21.</div><div>Votos de um feliz 2021, com saúde e realizações.</div><div>Eulalia</div><div>==================</div><div><br></div><div><div class="gmail_quote"><div dir="ltr"><div><br></div><div><br></div><div>



















<p class="MsoNormal" style="line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><b><span style="font-size:12pt;line-height:115%" lang="EN-US">Probability Webinar -<span>   </span>IM-UFRJ <span></span></span></b></p>

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<p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;line-height:115%" lang="EN-US">Dear colleagues,<span> 
</span><span></span></span></p>

<p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;line-height:115%" lang="EN-US">Our next online seminar will be held on Monday, <b>January 4</b>, from <b>3 p.m. to 4 p.m</b>.
(Rio de Janeiro local time)<span></span></span></p>

<p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;line-height:115%" lang="EN-US">The GoogleMeet link for the seminar is </span><span lang="EN-US"> </span><a href="https://meet.google.com/uew-ehhn-kby" style="color:blue;text-decoration:underline" target="_blank"><span lang="EN-US">https://meet.google.com/uew-ehhn-kby</span></a><span style="font-size:12pt;line-height:115%" lang="EN-US"> 
<br>
<br>
<span></span></span></p>

<p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;line-height:115%" lang="EN-US">Speaker: <span> </span><b>Daniel
Ungaretti (IME-USP)</b><span></span></span></p>

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<p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;line-height:115%" lang="EN-US">Title:</span><span style="font-size:12pt;line-height:115%" lang="EN-US"> </span><b><span style="font-size:12pt;line-height:115%" lang="EN-US">Renewal
Contact Process: phase transition and survival</span></b><span style="font-size:12pt;line-height:115%" lang="EN-US"><span></span></span></p>

<p class="MsoNormal" style="line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;line-height:115%" lang="EN-US">Abstract:<b> </b></span><span style="font-size:12pt;line-height:115%" lang="EN-US"> </span><span lang="EN-US">The Contact Process was introduced
by Harris in 1974 and models the spread of an infection on a graph. The state
of each vertex is either infected or healthy, and there are two competing
factors that govern the evolution of the process over time: infected vertices
become healthy at rate 1 and healthy vertices can get infected at a rate
proportional to its current number of infected neighbors. In two recent papers,
Fontes, Marchetti, Mountford and Vares introduced a generalization of the model
in which cures are given by renewal processes with some fixed interarrival
distribution. I will discuss how the choice of interarrival
distribution affects the spread of the infection, focusing on recent
developments  in which we improved the characterization of the interarrival
distributions for which there is phase transition. Joint work with Luiz Renato
Fontes, Tom Mountford and Maria Eulália Vares.</span></p><p class="MsoNormal" style="line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><br></p><p class="MsoNormal" style="line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><br><span lang="EN-US"></span><span style="font-size:12pt;line-height:115%" lang="EN-US"><span></span></span></p>

<p class="MsoNormal" style="line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;line-height:115%" lang="EN-US">All the talks
are held in English. <span></span></span></p>

<p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;line-height:115%" lang="EN-US">Thanks for circulating this information. <br></span></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><br></p><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><br><span style="font-size:12pt;line-height:115%" lang="EN-US">Sincerely, </span><br></p><span style="font-size:12pt;line-height:115%" lang="EN-US"></span><p class="MsoNormal" style="margin:0cm 0cm 10pt;line-height:115%;font-size:11pt;font-family:"Calibri","sans-serif""><span style="font-size:12pt;line-height:115%" lang="EN-US">
Organizers: Guilherme Ost and Maria Eulalia Vares<span></span></span></p>

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