BEGIN:VCALENDAR VERSION:2.0 PRODID:-//wp-events-plugin.com//7.2.3.1//EN TZID:Europe/Paris X-WR-TIMEZONE:Europe/Paris BEGIN:VEVENT UID:5990@i2m.univ-amu.fr DTSTART;TZID=Europe/Paris:20220711T000000 DTEND;TZID=Europe/Paris:20220715T000000 DTSTAMP:20241211T143439Z URL:https://www.i2m.univ-amu.fr/evenements/pint-2022-11th-conference-on-pa rallel-in-time-integration-morlet-chair-martin-gander/ SUMMARY:Conference (CIRM\, Luminy\, Marseille): PinT 2022: 11th Conference on Parallel-in-Time Integration (Morlet Chair - Martin Gander) DESCRIPTION:Conference: \n\n\n\n\n\n\n\nCIRM - Jean-Morlet Chair \n Martin GANDER &\; Florence HUBERT\n\nNumerical Methods for PDEs: Discretizatio n\, Iterative Solution and Parallelization\n\nMéthodes numériques pour l es EDP: discrétisation\, solution itérative et parallélisation\n\n\n 20 22 - semester 2\n\n\n\n \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nCONFERENCE\ nPinT 2022: 11th Conference on Parallel-in-Time Integration \nPinT 2022 : 11ème conférence PinT - Parallel-in-Time Integration\n11-15 July 2022\n\ n\n\n\n\n\n\n\n\n\n\n\n[su_spacer size="10"]\n\n\n\n\n SCHEDULE &\; ABS TRACTS \n\n\n\nLIST OF PARTICIPANTS\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nDESCRIP TION\n\nTime parallel time integration methods have received important int erest over the last decade because of the advent of massively parallel com puters\, which is mainly due to the clock speed limit reached on today’s processors. When solving time-dependent partial differential equations\, the time direction is usually not used for parallelization. But when paral lelization in space saturates\, the time direction offers itself as a furt her direction for parallelization.\nThe time direction is however special\ , and for evolution problems there is a causality principle: the solution later in time is affected (it is even determined) by the solution earlier in time\, but not the other way round. Algorithms trying to use the time d irection for parallelization must therefore be special\, and take this ver y different property of the time dimension into account.\nThis conference at CIRM will be the 11th of the annual PinT conference series (parallel-in -time.org)\, which has attracted more and more  participants since the fi rst small workshop in Lugano in 2011\, where there were only four plenary lectures\, and a poster session.\nThere are currently four main research d irections for PinT methods:\n\n\n Methods based on multiple shooting for initial values\, which culminated in the Parareal algorithms and its varia nts\, in particular PFASST and MGRIT.\n Waveform relaxation methods based on spatial domain decomposition techniques and iteration\, like optimized Schwarz waveform relaxation\, Dirichlet-Neumann waveform relaxation and N eumann-Neumann wave- form relaxation.\n Space-time multigrid methods\, go ing back to the parabolic multigrid method of Hackbusch\, with extremely s calable methods for parabolic type equations up to hundreds of thousands o f cores\, with virtually no overhead\, i.e. speedup right from the start w hen using two processors instead of one.\n Direct time parallel methods\, starting from early parallel predictor corrector and Runge-Kutta methods\ , to RIDC\, ParaExp and ParaDiag\, which solve evolution problems directly in parallel without iteration.\n\nPinT is still very rapidly evolving\, w ith new ideas appearing all the time. Significant innovations are found in particular for new ParaDiag variants\, time periodic preconditioning for non time periodic problems\, time parallelization in optimal control probl ems\, and tent pitching techniques for hyperbolic problems.\nThe goal of t he annual PinT conference is to gather worldwide experts  in this excitin g new field of research to exchange their newest ideas and also  collabo rate directly during the conference.\n\n\n\n \n\nSCIENTIFIC COMMITTEE\n\n \n Debasmita Samaddar (UK Atomic Energy Authority)\n Jemma Shipton (Impe rial College London)\n Laurence Halpern (Université Sorbonne Paris Nord )\n Jacob B. Schroder (University of New Mexico)\n Stefanie Friedhoff (B ergische Universität Wuppertal)\n Giovanni Samaey (KU Leuven)\n\n\n\nORG ANIZING COMMITTEE\n\n\n Martin Gander (Université de Genève &\; Aix- Marseille Université)​\n Florence Hubert (Aix-Marseille Université)\n \n\n\nPLENARY SPEAKERS\nMatthias Bolten (University of Wuppertal)\nMichael Minion (University of California)\nOlga Mula (Université Paris-Dauphine) \nMayya Tokman (University of California)\nAndy Wathen (University of Oxfo rd)\nShu-Lin Wu (Northeast Normal University)\n\n\n\n\n\n\n\n\n\n CATEGORIES:Colloque,Morlet Chair Semester END:VEVENT BEGIN:VTIMEZONE TZID:Europe/Paris X-LIC-LOCATION:Europe/Paris BEGIN:DAYLIGHT DTSTART:20220327T030000 TZOFFSETFROM:+0100 TZOFFSETTO:+0200 TZNAME:CEST END:DAYLIGHT END:VTIMEZONE END:VCALENDAR