{"id":1822,"date":"2020-11-22T10:35:15","date_gmt":"2020-11-22T08:35:15","guid":{"rendered":"https:\/\/mathematics.haifa.ac.il\/?p=1822"},"modified":"2020-11-26T18:41:44","modified_gmt":"2020-11-26T16:41:44","slug":"u-of-haifa-algebra-seminar-november-26-2020","status":"publish","type":"post","link":"https:\/\/mathematics.haifa.ac.il\/?p=1822","title":{"rendered":"U. of Haifa Algebra seminar, November 26,  2020"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\" id=\"block-6cc3cc8f-53a6-4a2c-b8c1-c78b64d875b0\"><strong><u><br>Algebra Seminar<\/u><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"block-b4158517-5ed3-4ff4-aaab-f376483dcd19\"><strong>Speaker:<\/strong>&nbsp; Carlo M. Scoppola (Universita degli Studi dell&#8217;Aquila)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"block-c10d030a-ed35-477c-b0fd-d955f3df47fc\"><strong>Topic:<\/strong>&nbsp;Rigid commutators and a chain of normalizers in the symmetric group on $2^n$ symbols&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"block-95fd7035-7fc2-4690-8a92-51dbd5e218c2\"><strong>Place:<\/strong>&nbsp; This is an online seminar. Please email Yuval Ginosar &#8220;ginosar at math dot haifa dot ac dot il&#8221;&nbsp;for the Zoom ID and password.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"block-961e8528-49ff-4c08-beac-5b5af21373c4\"><strong>Date:<\/strong>&nbsp; Thursday, November 26,&nbsp; 2020<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"block-736fb164-158f-4916-a626-b43c9aaa58b3\"><strong>Time:<\/strong>&nbsp; &nbsp;12:00<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"block-e4291f77-dc38-4970-b466-ab47a638f40e\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<strong><u>Abstract<\/u><\/strong><strong><u>:<\/u><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"block-bf5006c6-4811-4459-bb92-bb7f7483a885\">A chain of normalizers&nbsp;in the symmetric group on $2^n$ symbols is constructed and characterized via the &nbsp;&#8220;rigid commutators machinery\u201d, a recently developed combinatorial technique. This purely group-theoretical analysis is motivated by the study of the location of the abelian regular subgroups in $Sym(2^n)$. This study, in turn, has some importance in differential cryptanalysis.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Algebra Seminar Speaker:&nbsp; Carlo M. Scoppola (Universita degli Studi dell&#8217;Aquila) Topic:&nbsp;Rigid commutators and a chain of normalizers in the symmetric group on $2^n$ symbols&nbsp; Place:&nbsp; This is an online seminar. Please email Yuval Ginosar &#8220;ginosar at math dot haifa dot&#8230;<br \/><a class=\"read-more-button\" href=\"https:\/\/mathematics.haifa.ac.il\/?p=1822\">Read more<\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,4],"tags":[],"class_list":["post-1822","post","type-post","status-publish","format-standard","hentry","category-algebra-seminar","category-seminar"],"_links":{"self":[{"href":"https:\/\/mathematics.haifa.ac.il\/index.php?rest_route=\/wp\/v2\/posts\/1822","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mathematics.haifa.ac.il\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mathematics.haifa.ac.il\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mathematics.haifa.ac.il\/index.php?rest_route=\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/mathematics.haifa.ac.il\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1822"}],"version-history":[{"count":3,"href":"https:\/\/mathematics.haifa.ac.il\/index.php?rest_route=\/wp\/v2\/posts\/1822\/revisions"}],"predecessor-version":[{"id":1831,"href":"https:\/\/mathematics.haifa.ac.il\/index.php?rest_route=\/wp\/v2\/posts\/1822\/revisions\/1831"}],"wp:attachment":[{"href":"https:\/\/mathematics.haifa.ac.il\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mathematics.haifa.ac.il\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mathematics.haifa.ac.il\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}