{"665963":{"#nid":"665963","#data":{"type":"external_news","title":"Quantum Field Theory Pries Open Mathematical Puzzle","body":[{"value":"\u003Cp\u003ELast month, mathematicians\u0026nbsp;\u003Ca href=\u0022https:\/\/warwick.ac.uk\/fac\/sci\/maths\/people\/staff\/karen_vogtmann\/\u0022 target=\u0022_blank\u0022\u003EKaren Vogtmann\u003C\/a\u003E\u0026nbsp;and\u0026nbsp;\u003Ca href=\u0022https:\/\/michaelborinsky.com\/\u0022 target=\u0022_blank\u0022\u003EMichael Borinsky\u003C\/a\u003E\u0026nbsp;\u003Ca href=\u0022https:\/\/arxiv.org\/abs\/2301.01121\u0022 target=\u0022_blank\u0022\u003Eposted a proof\u003C\/a\u003E\u0026nbsp;that there is a truckload of mathematical structure within a hitherto inaccessible mathematical world called the moduli space of graphs, which Vogtmann and a collaborator\u0026nbsp;\u003Ca href=\u0022https:\/\/link.springer.com\/article\/10.1007\/BF01388734\u0022 target=\u0022_blank\u0022\u003Efirst described\u003C\/a\u003E\u0026nbsp;in the mid-1980s.\u0026nbsp;\u0026ldquo;That\u0026rsquo;s a super hard problem. It\u0026rsquo;s amazing they were able to,\u0026rdquo; said \u003Ca href=\u0022https:\/\/dmargalit7.math.gatech.edu\/index.shtml\u0022\u003EDan Margalit\u003C\/a\u003E, professor in the \u003Ca href=\u0022https:\/\/math.gatech.edu\u0022\u003ESchool of Mathematics\u0026nbsp;\u003C\/a\u003Eat the Georgia Institute of Technology. (Margalit did not work on the moduli space proof.)\u0026nbsp;\u003C\/p\u003E\r\n","summary":null,"format":"limited_html"}],"field_subtitle":"","field_summary":"","field_summary_sentence":"","uid":"34434","created_gmt":"2023-02-20 16:16:53","changed_gmt":"2023-02-20 16:16:53","author":"Renay San Miguel","boilerplate_text":"","field_publication":"","field_article_url":"","publication_url":"https:\/\/www.quantamagazine.org\/quantum-field-theory-pries-open-mathematical-puzzle-20230216\/","dateline":{"date":"2023-02-16T00:00:00-05:00","iso_date":"2023-02-16T00:00:00-05:00","tz":"America\/New_York"},"extras":[],"groups":[{"id":"1278","name":"College of Sciences"}],"categories":[{"id":"134","name":"Student and Faculty"}],"keywords":[{"id":"4896","name":"College of Sciences"},{"id":"168854","name":"School of Mathematics"},{"id":"170196","name":"Dan Margalit"},{"id":"2612","name":"Graph Theory"},{"id":"192175","name":"moduli space of graphs"},{"id":"192176","name":"cohomology classes"},{"id":"192177","name":"quantum field theory"}],"core_research_areas":[],"news_room_topics":[],"event_categories":[],"invited_audience":[],"affiliations":[],"classification":[],"areas_of_expertise":[],"news_and_recent_appearances":[],"phone":[],"contact":[],"email":[],"slides":[],"orientation":[],"userdata":""}}}