{"id":222,"date":"2021-01-26T16:49:26","date_gmt":"2021-01-26T16:49:26","guid":{"rendered":"http:\/\/geometry.ulb.ac.be\/bowl\/?page_id=222"},"modified":"2021-03-06T16:24:59","modified_gmt":"2021-03-06T16:24:59","slug":"yi-lai-berkeley","status":"publish","type":"page","link":"https:\/\/geometry.ulb.ac.be\/bowl\/yi-lai-berkeley\/","title":{"rendered":"Yi Lai (Berkeley)"},"content":{"rendered":"\n<p>Yi Lai will talk on 23rd March at 1.45pm UK time, 2.45pm Belgian time. Yi&#8217;s title is <em>&#8220;A family of 3d steady gradient solitons that are flying wings&#8221;<\/em> and her abstract is below.<\/p>\n\n\n\n<!--more-->\n\n\n\n<h4 class=\"wp-block-heading\">A family of 3d steady gradient solitons that are flying wings<\/h4>\n\n\n\n<p>We find a family of 3d steady gradient Ricci solitons that are flying wings. This verifies a conjecture by Hamilton. For a 3d flying wing, we show that the scalar curvature does not vanish at infinity. The 3d flying wings are collapsed. For dimension n \u2265 4, we find a family of Z2 \u00d7 O(n \u2212 1)-symmetric but non-rotationally symmetric n-dimensional steady gradient solitons with positive curvature operator. We show that these solitons are non-collapsed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Yi Lai will talk on 23rd March at 1.45pm UK time, 2.45pm Belgian time. Yi&#8217;s title is &#8220;A family of 3d steady gradient solitons that are flying wings&#8221; and her abstract is below.<\/p>\n","protected":false},"author":1,"featured_media":59,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"class_list":{"0":"post-222","1":"page","2":"type-page","3":"status-publish","4":"has-post-thumbnail","6":"entry"},"featured_image_src":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-content\/uploads\/sites\/8\/2020\/08\/Horizontal-slide-vase-by-rgieseking-600x400.jpg","featured_image_src_square":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-content\/uploads\/sites\/8\/2020\/08\/Horizontal-slide-vase-by-rgieseking-600x600.jpg","_links":{"self":[{"href":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-json\/wp\/v2\/pages\/222","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-json\/wp\/v2\/comments?post=222"}],"version-history":[{"count":2,"href":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-json\/wp\/v2\/pages\/222\/revisions"}],"predecessor-version":[{"id":244,"href":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-json\/wp\/v2\/pages\/222\/revisions\/244"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-json\/wp\/v2\/media\/59"}],"wp:attachment":[{"href":"https:\/\/geometry.ulb.ac.be\/bowl\/wp-json\/wp\/v2\/media?parent=222"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}