{"id":4505,"date":"2022-05-04T10:00:44","date_gmt":"2022-05-04T08:00:44","guid":{"rendered":"https:\/\/www.dm.unipi.it\/eventi\/pretzel-links-mutation-and-the-slice-ribbon-conjecture-paolo-aceto-renyi-institute-budapest\/"},"modified":"2022-05-04T10:00:44","modified_gmt":"2022-05-04T08:00:44","slug":"pretzel-links-mutation-and-the-slice-ribbon-conjecture-paolo-aceto-renyi-institute-budapest","status":"publish","type":"unipievents","link":"https:\/\/www.dm.unipi.it\/en\/eventi\/pretzel-links-mutation-and-the-slice-ribbon-conjecture-paolo-aceto-renyi-institute-budapest\/","title":{"rendered":"Pretzel links, mutation, and the slice-ribbon conjecture &#8211; Paolo Aceto ( R\u00e9nyi Institute (Budapest) )"},"content":{"rendered":"<h4>Venue<\/h4>\n<p>Sala Seminari (Dip. Matematica).<\/p>\n<h4 class='mt-4'>Abstract<\/h4>\n<p>We show that the mutant 2-component pretzel links P(p,q,-q,-p) and P(p,q,-p,-q) are not concordant for any distinct odd integers p and q greater than 1. As a corollary, we obtain a proof of the slice-ribbon conjecture for 4-stranded 2-component pretzel links. In order to distinguish mutant links up to concordance we consider 3-fold branched covers and use an obstruction based on Donaldson&#8217;s diagonalization theorem. This is joint work with Min Hoon Kim, JungHwan Park and Arunima Ray. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>We show that the mutant 2-component pretzel links P(p,q,-q,-p) and P(p,q,-p,-q) are not concordant for any distinct odd integers p and q greater than 1. As a corollary, we obtain a proof of the slice-ribbon conjecture for 4-stranded 2-component&hellip;<\/p>\n<p><a class=\"btn btn-dark btn-sm unipi-read-more-link\" href=\"https:\/\/www.dm.unipi.it\/en\/eventi\/pretzel-links-mutation-and-the-slice-ribbon-conjecture-paolo-aceto-renyi-institute-budapest\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":6,"featured_media":0,"template":"","tags":[],"unipievents_taxonomy":[],"class_list":["post-4505","unipievents","type-unipievents","status-publish","hentry"],"acf":[],"unipievents_startdate":1526484600,"unipievents_enddate":1526488200,"unipievents_place":"Sala Seminari (Dip. Matematica).","unipievents_externalid":0,"jetpack_sharing_enabled":true,"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/www.dm.unipi.it\/en\/wp-json\/wp\/v2\/unipievents\/4505","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dm.unipi.it\/en\/wp-json\/wp\/v2\/unipievents"}],"about":[{"href":"https:\/\/www.dm.unipi.it\/en\/wp-json\/wp\/v2\/types\/unipievents"}],"author":[{"embeddable":true,"href":"https:\/\/www.dm.unipi.it\/en\/wp-json\/wp\/v2\/users\/6"}],"version-history":[{"count":0,"href":"https:\/\/www.dm.unipi.it\/en\/wp-json\/wp\/v2\/unipievents\/4505\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.dm.unipi.it\/en\/wp-json\/wp\/v2\/media?parent=4505"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dm.unipi.it\/en\/wp-json\/wp\/v2\/tags?post=4505"},{"taxonomy":"unipievents_taxonomy","embeddable":true,"href":"https:\/\/www.dm.unipi.it\/en\/wp-json\/wp\/v2\/unipievents_taxonomy?post=4505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}