 <HTML> <HEAD>    <DEFANGED_META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1">    <DEFANGED_META NAME="GENERATOR" CONTENT="Mozilla/4.03 [en] (X11; I; Linux 2.0.27 i686) [Netscape]">    <TITLE> Rene Alt's Home page</TITLE> <!body> </HEAD> <BODY TEXT="#000000" BGCOLOR="#FFFFFF" LINK="#0000FF" VLINK="#000090">  <HR SIZE=6><IMG SRC="rene.gif" HSPACE=1  ALIGN=RIGHT> <H1> Rene Alt</H1> <FONT SIZE=+1>Professeur &agrave; l' </FONT><A HREF="http://www.jussieu.fr">Universite Pierre et Marie Curie</A><FONT SIZE=+1><A HREF="http://www.lip6.fr"></A></FONT>  <P><FONT SIZE=+1><A HREF="http://www.lip6.fr">laboratoire LIP6</A></FONT>  <P>75252 Paris Cedex 05 <BR>&nbsp;  <P><IMG SRC="lettre.gif"  ALIGN=CENTER> <A HREF="mailto:Rene.Alt@lip6.frfr">Rene.Alt@lip6.fr</A> <BR> <HR SIZE=6>  <P><IMG SRC="blueparaf.gif" ALT="-" > <FONT SIZE=+2>Formation</FONT> <UL> <LI> Doctorat d'&eacute;tat, 1981, Universit&eacute; Pierre et Marie Curie, Paris.</LI> </UL> &nbsp;  <P><IMG SRC="blueparaf.gif" ALT="-" > <FONT SIZE=+2>Activit&eacute;s de Recherche</FONT> <UL> <LI> Validit&eacute; des logiciels num&eacute;riques</LI>  <LI> Logiciel num&eacute;rique s&eacute;quentiel ou parall&egrave;le.</LI>  <LI> Synth&egrave;se d'images, traitement d'images</LI> </UL> &nbsp; <BR>&nbsp;  <P><IMG SRC="blueparaf.gif" ALT="-" > <FONT SIZE=+2>Fonctions administratives</FONT> <UL> <LI> Directeur de l'Unit&eacute; de formation et recherche (UFR) d'informatique &agrave; l'universit&eacute; Pierre et Marie Curie</LI>  <li> Charg&eacute; de mission aupr&egrave;s de la pr&eacute;sidence de l'Universit&eacute; pour  les finances et les locaux </li> </UL> &nbsp;  <P><IMG SRC="blueparaf.gif" ALT="-" > <FONT SIZE=+2>Publications r&eacute;centes</FONT> <UL> <LI> R. Alt, S. M. Markov,<I> On the algebraic properties of stochastic arithmetic.  Comparison to interval arithmetic.</I>  Scientific Computing, Validated Numerics, Interval Methods, W. Kraemer, J. Wolff Von Gudenberg (eds),  Kluwer Acad. Publ., Boston/Dordrecht/London (2001) 331-342. </LI> <LI> R.Alt, J.L. Lamotte, <I> Some experiments on the evaluation of functional ranges using a random interval arithmetic. </I>  Math. Comp. Sim. 56 (2001), pp 17-34    </LI>  <LI>  R. Alt, S.M. Markov,  <I>On the algebraic properties of stochastic arithmetic. </I> SCAN'2000 internat. congress, Karlsruhe sept 2000.       </LI>  <LI> R. Alt, <I>How to check the Accuracy of the solution of an iterative process.</I> Proc. SCAN'98 congress, Budapest, Oct 1998.</LI>  <LI> R. Alt, <I>Optimal solution in parameter identification on computers,</I> First Congress on Mathematical Models and Methods applied to Biology and Medicine, Alicante, (Espagne), Juillet 1997.</LI>  <LI> R.Alt et J.Vignes,<I> Validation of results of collocation methods for ODEs with the CADNA library. </I>Appl. Numer. Maths, 20, 1996, pp 1-21</LI>  <LI> R.Alt, J.L.Lamotte,<I> On the Evaluation of functional Ranges using a random interval arithmetic.</I> Proc. Interval'96, Wuerzburg, germany, 1996, pp 11-13.</LI>  <LI> R.Alt, J.L.Lamotte, <I>Parallel Integration across time of initial value problems using PVM.</I> EuroPVM'96, Munich, Oct 1996</LI>  <LI> R.Alt, <I>On the optimal solution of collocation methods for ODEs,</I> Proc CESA'96 Multiconference on computational engineering in systems and applications, Lille, Jul 1996, pp 1128-1133</LI>  <LI> R.Alt, <I>Parallel methods across time for Initial Value Problems,</I> 3rd Internat. Colloquium on Numer. Anal. Plovdiv, Bulgaria ,1994, VSP Internat. Sc. Pub, pp 223-230.</LI>  <LI> J.L. Lamotte, R.Alt, <I>Comparison of simulated annealing algorithms for image restoration </I>, Maths. and Comp. in Simul, Vol 37, No 94, pp 1-15, 1994</LI>  <LI> R.Alt, <I>Initial Value problems with Stochastic Arithmetic,</I> 14th IMACS world Congress, Atlanta, July 1994.</LI> </UL>  </BODY> </HTML>  
