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APLAS aims to stimulate programming language research by providing a forum for the presentation of latest results and the exchange of ideas in programming languages and systems. APLAS is based in Asia but is an international forum that serves the worldwide programming languages community. APLAS 2021 will be co-located with SPLASH 2021. Due to the COVID-19 situation, all authors will be given the chance to present remotely regardless of whether the conference is held as a physical, virtual, or ...'> <meta prefix='og: http://ogp.me/ns#' property='og:description' content='Welcome to the website of The 19th Asian Symposium on Programming Languages and Systems (APLAS). APLAS aims to stimulate programming language research by providing a forum for the presentation of latest results and the exchange of ideas in programming languages and systems. APLAS is based in Asia but is an international forum that serves the worldwide programming languages community. 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States</a></div><div class="place2">co-located with <a href="https://2021.splashcon.org" class="navigate">SPLASH 2021</a></div></div></div><div class="navbar navbar-default"><div class="container"><div class="navbar-header"><button type="button" data-toggle="collapse" data-target="#navigationbar" class="navbar-toggle"><span class="sr-only">Toggle navigation</span><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button></div><div id="navigationbar" class="navigationbar collapse navbar-collapse"><ul class="block nav navbar-nav"><li class="dropdown"><a href="#" data-toggle="dropdown" class="dropdown-toggle">Attending <span class="caret"></span></a><ul class="block dropdown-menu"><li class="block"><a href="https://conf.researchr.org/venue/aplas-2021/splash-2021-venue" class="navigate">Venue: Swissotel Chicago</a></li></ul></li><li class="dropdown"><a href="#" data-toggle="dropdown" class="dropdown-toggle">Program <span class="caret"></span></a><ul id="program-menu" class="block dropdown-menu"><li class="block"><a href="https://conf.researchr.org/program/aplas-2021/program-aplas-2021/" class="navigate">APLAS Program</a></li><li class="block"><a href="https://conf.researchr.org/program/aplas-2021/program-aplas-2021/" data-fltr-type="prog" data-fltr-val="Your Program" class="navigate"><span class="glyphicon glyphicon-star"></span> Your Program</a></li><li class="block divider"></li><li class="block"><a href="https://conf.researchr.org/program/aplas-2021/program-aplas-2021/" data-fltr-type="date" data-fltr-val="Sun 17 Oct 2021" class="navigate">Sun 17 Oct</a></li><li class="block"><a href="https://conf.researchr.org/program/aplas-2021/program-aplas-2021/" data-fltr-type="date" data-fltr-val="Mon 18 Oct 2021" class="navigate">Mon 18 Oct</a></li><li class="block"><a href="https://conf.researchr.org/program/aplas-2021/program-aplas-2021/" data-fltr-type="date" data-fltr-val="Tue 19 Oct 2021" class="navigate">Tue 19 Oct</a></li><li class="block"><a href="https://conf.researchr.org/program/aplas-2021/program-aplas-2021/" data-fltr-type="date" data-fltr-val="Wed 20 Oct 2021" class="navigate">Wed 20 Oct</a></li><li class="block"><a href="https://conf.researchr.org/program/aplas-2021/program-aplas-2021/" data-fltr-type="date" data-fltr-val="Thu 21 Oct 2021" class="navigate">Thu 21 Oct</a></li><li class="block"><a href="https://conf.researchr.org/program/aplas-2021/program-aplas-2021/" data-fltr-type="date" data-fltr-val="Fri 22 Oct 2021" class="navigate">Fri 22 Oct</a></li></ul></li><li id="tracks-in-navbar" class="dropdown"><a href="#" data-toggle="dropdown" class="dropdown-toggle">Tracks <span class="caret"></span></a><ul class="block dropdown-menu multi-column columns-1"><div class="row"><div class="col-sm-12"><ul class="block multi-column-dropdown"><li class="block dropdown-header">APLAS 2021</li><li class="block"><a href="https://conf.researchr.org/track/aplas-2021/aplas-2021-keynote-talks" class="navigate">Keynote Talks</a></li><li class="block"><a href="https://conf.researchr.org/track/aplas-2021/aplas-2021-papers" class="navigate">Research Papers</a></li></ul></div></div></ul></li><li class="dropdown"><a href="#" data-toggle="dropdown" class="dropdown-toggle">Organization <span class="caret"></span></a><ul class="block dropdown-menu multi-column columns-1"><div class="row"><div class="col-sm-12"><ul class="block multi-column-dropdown"><li class="block dropdown-header">APLAS 2021 Committees</li><li class="block dropdown-header">Track Committees </li><li class="block"><a href="https://conf.researchr.org/committee/aplas-2021/aplas-2021-papers-organising-committee" class="navigate">Organising Committee</a></li><li class="block"><a href="https://conf.researchr.org/committee/aplas-2021/aplas-2021-papers-program-committee" class="navigate">Program Committee</a></li><li class="block dropdown-header">Contributors</li><li class="block"><a 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2025</a></li><li class="block"><a href="https://conf.researchr.org/home/aplas-2024" class="navigate">APLAS 2024</a></li><li class="block"><a href="https://conf.researchr.org/home/aplas-2023" class="navigate">APLAS 2023</a></li><li class="block"><a href="https://conf.researchr.org/home/aplas-2022" class="navigate">APLAS 2022</a></li><li class="block"><span class="text-muted" style="margin-left: 2px;"><span class="glyphicon glyphicon-hand-right"></span> APLAS 2021</span></li><li class="block"><a href="https://conf.researchr.org/home/aplas-2020" class="navigate">APLAS 2020</a></li><li class="block"><a href="https://conf.researchr.org/home/aplas-2019" class="navigate">APLAS 2019</a></li></ul></li></ul><div class="navbar-right"><ul class="block nav navbar-nav"><li class="block"><a href="https://conf.researchr.org/signin/aplas-2021/https%3A%5Es%5Esconf.researchr.org%5Eshome%5Esaplas-2021" rel="nofollow" class="navigate">Sign in</a></li><li class="block"><a href="https://conf.researchr.org/signup/aplas-2021" class="navigate">Sign up</a></li></ul></div></div></div></div><div id="content" class="container"><div class="row"><div class="col-sm-7"><div class="row"><div class="col-sm-12"><div class="page-header"><h1>APLAS 2021</h1></div><p>Welcome to the website of The 19th Asian Symposium on Programming Languages and Systems (APLAS). APLAS aims to stimulate programming language research by providing a forum for the presentation of latest results and the exchange of ideas in programming languages and systems. APLAS is based in Asia but is an international forum that serves the worldwide programming languages community. APLAS 2021 will be co-located with SPLASH 2021.</p> <p>Due to the COVID-19 situation, all authors will be given the chance to present remotely regardless of whether the conference is held as a physical, virtual, or hybrid physical/virtual meeting.</p> <p><a href="https://link.springer.com/book/10.1007/978-3-030-89051-3 ">The APLAS proceedings </a> is available (the free access is granted for 4 weeks).</p> </div></div></div><div class="col-sm-4 col-sm-offset-1 sidebar"><div class="panel panel-primary"><div class="panel-heading clearfix"><div class="panel-title"><span class="glyphicon glyphicon-road"></span> APLAS 2021 Tracks</div></div><div class="panel-body"><div class="all-tracks"><a href="https://conf.researchr.org/track/aplas-2021/aplas-2021-keynote-talks" class="text-muted navigate">Keynote Talks</a> | <a href="https://conf.researchr.org/track/aplas-2021/aplas-2021-papers" class="text-muted navigate">Research Papers</a></div></div></div></div></div><div id="messages-placeholder" class="alert alert-warning" style="display:none;"><a data-dismiss="alert" class="close">x</a><em>Wed 4 Dec 22:00</em></div></div><div id="notifications-ph" class="webdsl-placeholder"></div><div id="event-modal-loader" class="webdsl-placeholder"><form name="form_131600131703c411e65b13378d08eb1f6672b5a0259" id="form_131600131703c411e65b13378d08eb1f6672b5a0259" action="https://conf.researchr.org/eventDetailsModalByAjaxConferenceEdition" accept-charset="UTF-8" method="POST" class="hidden"><input type="hidden" name="form_131600131703c411e65b13378d08eb1f6672b5a0259" value="1" /><input type="hidden" name="context" value="aplas-2021" /><input name="ae03f7f6f951d515a297b161e922205d" type="text" value="" class="inputString form-control event-id-input"/><button style="position: absolute; 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}; $(document).ready( post_process_function ); })(); </script><footer class="footer"><div class="container"><div class="footer-box"><div class="row"><div class="col-sm-3"><h3><a href="https://conf.researchr.org/home/aplas-2021" class="navigate"><span class="glyphicon glyphicon-home"></span> APLAS 2021</a></h3><hr/>using <a href="https://conf.researchr.org" class="navigate">conf.researchr.org</a> (<a href="http://yellowgrass.org/roadmap/conf.researchr.org" class="navigate">v1.67.1</a>)<br/><small><a href="https://conf.researchr.org/support/aplas-2021" target="_blank" class="navigate"><span class="glyphicon glyphicon-question-sign"></span> Support page</a></small><br/><small></small></div><div class="col-sm-5"><div class="row"><div class="col-sm-6"><h4>Tracks</h4><a href="https://conf.researchr.org/track/aplas-2021/aplas-2021-keynote-talks" class="navigate">Keynote Talks</a><br/><a href="https://conf.researchr.org/track/aplas-2021/aplas-2021-papers" class="navigate">Research Papers</a></div><div class="col-sm-6"></div></div></div><div class="col-sm-2"><h4>Attending</h4><a href="https://conf.researchr.org/venue/aplas-2021/splash-2021-venue" class="navigate">Venue: Swissotel Chicago</a><br></div><div class="col-sm-2"><a href="https://conf.researchr.org/signup/aplas-2021" class="navigate">Sign Up</a></div></div></div></div></footer></div><script type="text/javascript">(function(){ var post_process_function = function(n){ var node=(n&&n.nodeType === 1)?n:document; 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