{"id":1672,"date":"2019-11-05T14:08:57","date_gmt":"2019-11-05T05:08:57","guid":{"rendered":"https:\/\/dimag.ibs.re.kr\/?page_id=1672"},"modified":"2026-04-28T15:45:40","modified_gmt":"2026-04-28T06:45:40","slug":"talks","status":"publish","type":"page","link":"https:\/\/www.ibs.re.kr\/ecopro\/talks\/","title":{"rendered":"Talks"},"content":{"rendered":"\n\t<div id=\"index-researcher\" class=\"btn-group btn-group-toggle\" data-toggle=\"buttons\">\n\t<label class=\"btn btn-secondary active\"  role=\"button\"\n\tonclick='document.querySelectorAll(\"ol.dimag-papers>li\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers>li\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p, p-=e.querySelectorAll(\"ol>li\").length));' >\n\t<input type=\"radio\" checked autocomplete=\"off\" name=\"author\" id=\"all\">All<\/label>\n\t\t<label class=\"btn btn-secondary \" role=\"button\"  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p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"kang-dongyeap\">Dongyeap Kang<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(kim-younjin)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.kim-younjin\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" 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li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"nannan-chen\">Nannan Chen<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(ningyuan-yang)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.ningyuan-yang\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"ningyuan-yang\">Ningyuan Yang<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(peter-pal-pach)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.peter-pal-pach\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"peter-pal-pach\">P\u00e9ter P\u00e1l Pach<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(qi-yuzhen)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.qi-yuzhen\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"qi-yuzhen\">Yuzhen Qi<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(salia-nika)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.salia-nika\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"salia-nika\">Nika Salia<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(seo-jaehyeon)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.seo-jaehyeon\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"seo-jaehyeon\">Jaehyeon Seo<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(sun-shumin)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.sun-shumin\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"sun-shumin\">Shumin Sun<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(wang-shuaichao)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.wang-shuaichao\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"wang-shuaichao\">Shuaichao Wang<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(wu-zhuo)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.wu-zhuo\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"wu-zhuo\">Zhuo Wu<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(xia-wang)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.xia-wang\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"xia-wang\">Xia Wang<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(xiaofan-yuan)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.xiaofan-yuan\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"xiaofan-yuan\">Xiaofan Yuan<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(xinqi-huang)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.xinqi-huang\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"xinqi-huang\">Xinqi Huang<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(xu-zixiang)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.xu-zixiang\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"xu-zixiang\">Zixiang Xu<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(xue-yisai)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.xue-yisai\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"xue-yisai\">Yisai Xue<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(yang-haotian)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.yang-haotian\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"yang-haotian\">Haotian Yang<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(zhifei-yan)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.zhifei-yan\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"zhifei-yan\">Zhifei Yan<\/label>\n\t\t\t<label class=\"btn btn-secondary \" role=\"button\"  \n\tonclick='document.querySelectorAll(\"ol.dimag-papers > li:not(zhou-qiang)\").forEach(e=>e.style.display=\"none\");document.querySelectorAll(\"ol.dimag-papers > li.zhou-qiang\").forEach(e=>e.style.display=\"list-item\");var p=document.querySelectorAll(\"ol.dimag-papers > li:not([style*=\\\"display: none;\\\"])\").length;document.querySelectorAll(\"ol.dimag-papers\").forEach(e=> (e.start=p,p-=e.querySelectorAll(\"ol>li:not([style*=\\\"display: none;\\\"])\").length))'>\n\t\t<input type=\"radio\" autocomplete=\"off\"\n\t\tname=\"author\" \n\t\tid=\"zhou-qiang\">Qiang Zhou<\/label>\n\t\t\t<\/div>\n\t\n\n\n\n<h2 class=\"wp-block-heading\">2026<\/h2>\n\n\n\n <ol class=\"dimag-papers dimag-talks\" start=\"1\">\t\t<li class=\"fan-chang \" id=\"6059\">\n\t\tMarch 18, 2026: <strong>Fan Chang<\/strong>, Combinatorics &amp; Graph Theory Seminar, National University of Singapore, Singapore.<ul><li>Functional inequalities and random walks on increasing subsets of the hypercube<\/li><\/ul><\/li>\n\t    \t\t<li class=\"eero-raty \" id=\"6044\">\n\t\tMarch 13, 2026: <strong>Eero R\u00e4ty<\/strong>, The 36th KIAS Combinatorics Workshop, Seoul, South Korea.<ul><li>Logical convergence laws for small permutation classes<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xiaofan-yuan \" id=\"6130\">\n\t\tFebruary 28, 2026: <strong>Xiaofan Yuan<\/strong>, Graph Theory Seminar, Tianjin, China.<ul><li>Tight minimum color degree condition for rainbow connectivity<\/li><\/ul><\/li>\n\t    \t\t<li class=\"bjarne-schulke \" id=\"6106\">\n\t\tJanuary 1, 2026: <strong>Bjarne Sch\u00fclke<\/strong>, Combinatorics Research Seminar, Shanghai, China.<ul><li>The structure of hypergraph Tur\u00e1n densities<\/li><\/ul><\/li>\n\t    \t\t<li class=\"bjarne-schulke \" id=\"6108\">\n\t\tJanuary 1, 2026: <strong>Bjarne Sch\u00fclke<\/strong>, Combinatorics Research Seminar, JInan, China.<ul><li>Bootstrap percolation of extension hypergraphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"bjarne-schulke \" id=\"6110\">\n\t\tJanuary 1, 2026: <strong>Bjarne Sch\u00fclke<\/strong>, Combinatorics Research Seminar, Bangkok, Thailand.<ul><li>The structure of hypergraph Tur\u00e1n densities<\/li><\/ul><\/li>\n\t    \t\t<\/ol>\n\t\n\n\n\n<h2 class=\"wp-block-heading\">2025<\/h2>\n\n\n\n <ol class=\"dimag-papers dimag-talks\" start=\"7\">\t\t<li class=\"xu-zixiang \" id=\"6082\">\n\t\tDecember 24, 2025: <strong>Zixiang Xu<\/strong>, 35th KIAS Combinatorics Workshop, Busan, South Korea.<ul><li>Uniform set systems with small VC-dimension<\/li><\/ul><\/li>\n\t    \t\t<li class=\"fan-yang \" id=\"6102\">\n\t\tDecember 1, 2025: <strong>Fan Yang<\/strong>, Communications in Combinatorics, Shanghai, China.<ul><li>Open problems of divisible subdivisions<\/li><\/ul><\/li>\n\t    \t\t<li class=\"fan-yang \" id=\"6104\">\n\t\tNovember 1, 2025: <strong>Fan Yang<\/strong>, 2025 Developments in Combinatorics Workshop, Jeju Island, South Korea.<ul><li>Open problems of induced subdivisions<\/li><\/ul><\/li>\n\t    \t\t<li class=\"eng-keat-hng \" id=\"6068\">\n\t\tOctober 2, 2025: <strong>Eng Keat Hng<\/strong>, Games and Optimisation at the London School of Economics and Political Science, London, UK.<ul><li>Graphon branching processes and fractional isomorphism<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"6066\">\n\t\tAugust 22, 2025: <strong>Zixiang Xu<\/strong>, The 13th Cross-Strait Graph Theory and Combinatorics Conference, Hangzhou, China.<ul><li>Uniform set systems with small VC-dimension<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"6080\">\n\t\tAugust 22, 2025: <strong>Zixiang Xu<\/strong>, The 13th Cross-Strait Graph Theory and Combinatorics Conference, Hangzhou, China.<ul><li>Uniform set systems with small VC-dimension<\/li><\/ul><\/li>\n\t    \t\t<li class=\"im-seonghyuk \" id=\"5415\">\n\t\tJune 19, 2025: <strong>Seonghyuk Im<\/strong>, Discrete Analysis at Yonsei(DAYS), Seoul, South Korea.<ul><li>Ramsey\u2013Dirac theory for bounded degree hypertrees<\/li><\/ul><\/li>\n\t    \t\t<li class=\"eng-keat-hng \" id=\"6070\">\n\t\tMay 20, 2025: <strong>Eng Keat Hng<\/strong>, Combinatorics Seminar, JInan, China.<ul><li>Graphon branching processes and fractional isomorphism<\/li><\/ul><\/li>\n\t    \t\t<li class=\"im-seonghyuk \" id=\"5419\">\n\t\tApril 25, 2025: <strong>Seonghyuk Im<\/strong>, 2025 KMS Spring Meeting, Daejeon, South Korea.<ul><li>Spanning hypertrees in dense pseudorandom hypergraphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"im-seonghyuk \" id=\"5422\">\n\t\tMarch 29, 2025: <strong>Seonghyuk Im<\/strong>, 4th East Asia Workshop on Extremal and Structural Graph Theory, Guangzhou, China.<ul><li>Ramsey\u2013Dirac theory for bounded degree hypertrees<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"6078\">\n\t\tMarch 28, 2025: <strong>Zixiang Xu<\/strong>, 4th East Asia Workshop on Extremal and Structural Graph Theory, Guangzhou, China.<ul><li>Dense graphs without certain subgraphs: structural insights and thresholds<\/li><\/ul><\/li>\n\t    \t\t<li class=\"eng-keat-hng \" id=\"6072\">\n\t\tFebruary 20, 2025: <strong>Eng Keat Hng<\/strong>, the 33rd KIAS Combinatorics Workshop at the Korea Institute for Advanced Study, Seoul, South Korea.<ul><li>Graphon branching processes and fractional isomorphism<\/li><\/ul><\/li>\n\t    \t\t<li class=\"bjarne-schulke \" id=\"6112\">\n\t\tJanuary 1, 2025: <strong>Bjarne Sch\u00fclke<\/strong>, DAYS workshop, Seoul, South Korea.<ul><li>Hypergraph Tur\u00e1n: about accumulation points and palettes<\/li><\/ul><\/li>\n\t    \t\t<li class=\"bjarne-schulke \" id=\"6114\">\n\t\tJanuary 1, 2025: <strong>Bjarne Sch\u00fclke<\/strong>, Combinatorics Research Seminar, Seoul, South Korea.<ul><li>The difficulty of hypergraph Tur\u00e1n problems<\/li><\/ul><\/li>\n\t    \t\t<li class=\"bjarne-schulke \" id=\"6116\">\n\t\tJanuary 1, 2025: <strong>Bjarne Sch\u00fclke<\/strong>, Combinatorics Research Seminar, Berkeley, USA.<ul><li>The structure of hypergraph Tur\u00e1n densities<\/li><\/ul><\/li>\n\t    \t\t<li class=\"bjarne-schulke \" id=\"6118\">\n\t\tJanuary 1, 2025: <strong>Bjarne Sch\u00fclke<\/strong>, Combinatorics Research Seminar, JInan, China.<ul><li>The structure of hypergraph Tur\u00e1n densities<\/li><\/ul><\/li>\n\t    \t\t<li class=\"bjarne-schulke \" id=\"6120\">\n\t\tJanuary 1, 2025: <strong>Bjarne Sch\u00fclke<\/strong>, 32nd KIAS combinatorics workshop, Busan, South Korea.<ul><li>The structure of hypergraph Tur\u00e1n densities<\/li><\/ul><\/li>\n\t    \t\t<\/ol>\n\t\n\n\n\n<h2 class=\"wp-block-heading\">2024<\/h2>\n\n\n\n <ol class=\"dimag-papers dimag-talks\" start=\"24\">\t\t<li class=\"dong-zichao \" id=\"5204\">\n\t\tNovember 26, 2024: <strong>Zichao Dong<\/strong>, Yongjiang Mathematics forum at NBU, Ningbo, China.<ul><li>Maximizing the number of cliques in a graph of given degree sequence $\\ell^p$-norm<\/li><\/ul><\/li>\n\t    \t\t<li class=\"dong-zichao \" id=\"5200\">\n\t\tNovember 20, 2024: <strong>Zichao Dong<\/strong>, Combinatorics seminar at NKU, Tianjin, China.<ul><li>Lectures on Erd\u0151s&#8211;Szekeres combinatorial geometry results and related problems<\/li><\/ul><\/li>\n\t    \t\t<li class=\"eng-keat-hng \" id=\"6074\">\n\t\tNovember 20, 2024: <strong>Eng Keat Hng<\/strong>, Discrete Mathematics Seminar at the Institute for Basic Science, Daejeon, South Korea.<ul><li>Graphon branching processes and fractional isomorphism<\/li><\/ul><\/li>\n\t    \t\t<li class=\"dong-zichao \" id=\"5196\">\n\t\tNovember 15, 2024: <strong>Zichao Dong<\/strong>, Mathematical sciences seminar at TYUT, Taiyuan(online), China.<ul><li>Maximizing the number of cliques in a graph of given degree sequence $\\ell^p$-norm<\/li><\/ul><\/li>\n\t    \t\t<li class=\"dong-zichao \" id=\"5194\">\n\t\tNovember 7, 2024: <strong>Zichao Dong<\/strong>, Lectures of the New Stars at SDU, Jinan, China.<ul><li>Maximizing the number of cliques in a graph of given degree sequence $\\ell^p$-norm<\/li><\/ul><\/li>\n\t    \t\t<li class=\"dong-zichao \" id=\"5192\">\n\t\tNovember 4, 2024: <strong>Zichao Dong<\/strong>, Combinatorics Seminar at NPU, Xian, China.<ul><li>Saturation around the Happy Ending<\/li><\/ul><\/li>\n\t    \t\t<li class=\"dong-zichao \" id=\"5190\">\n\t\tNovember 1, 2024: <strong>Zichao Dong<\/strong>, Combinatorics Seminar at NPU, Xian, China.<ul><li>Maximizing the number of cliques in a graph of given degree sequence $\\ell^p$-norm<\/li><\/ul><\/li>\n\t    \t\t<li class=\"bjarne-schulke \" id=\"6122\">\n\t\tOctober 25, 2024: <strong>Bjarne Sch\u00fclke<\/strong>, KMS Annual Meeting, Sungkyunkwan University, Suwon, South Korea.<ul><li>Abstract arguments for the hypergraph Tur\u00e1n problem<\/li><\/ul><\/li>\n\t    \t\t<li class=\"dong-zichao \" id=\"5188\">\n\t\tOctober 22, 2024: <strong>Zichao Dong<\/strong>, The Ninth Qilu Youth Forum at SDU, Jinan (online), China.<ul><li>Saturation around the Happy Ending<\/li><\/ul><\/li>\n\t    \t\t<li class=\"eng-keat-hng \" id=\"6076\">\n\t\tOctober 20, 2024: <strong>Eng Keat Hng<\/strong>, 2024 Korean Mathematical Society Annual Meeting, Suwon, South Korea.<ul><li>Characterising flip process rules with the same trajectories<\/li><\/ul><\/li>\n\t    \t\t<li class=\"wu-zhuo \" id=\"4911\">\n\t\tSeptember 21, 2024: <strong>Zhuo Wu<\/strong>, 11th Chinese National Conference on Combinatorics and Graph Theory, Qingdao, China.<ul><li>Large blowup of cliques in various dense graph<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4913\">\n\t\tAugust 28, 2024: <strong>Hong Liu<\/strong>, Seminar at Combinatorial Mathematics Society of Australasia, Melbourne, Australia.<ul><li>Chromatic and homomorphism threshold, combinatorial convexity and beyond<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kang-dongyeap \" id=\"4851\">\n\t\tJuly 19, 2024: <strong>Dongyeap Kang<\/strong>, 2024 International Congress of Basic Science, Beijing, China.<ul><li>A proof of the Erd\u0151s\u2013Faber\u2013Lov\u00e1sz conjecture<\/li><\/ul><\/li>\n\t    \t\t<li class=\"im-seonghyuk \" id=\"4857\">\n\t\tJuly 16, 2024: <strong>Seonghyuk Im<\/strong>, 9th European Congress of Mathematics, Sevilla, Spain.<ul><li>Graph with any rational density and no rich subsets of linear size<\/li><\/ul><\/li>\n\t    \t\t<li class=\"im-seonghyuk \" id=\"4859\">\n\t\tJuly 11, 2024: <strong>Seonghyuk Im<\/strong>, Summit 280, Budapest, Hungary.<ul><li>Dirac\u2019s theorem for linear hypergraphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"im-seonghyuk \" id=\"4861\">\n\t\tJuly 3, 2024: <strong>Seonghyuk Im<\/strong>, 30th British Combinatorial Conference, London, UK.<ul><li>Dirac\u2019s theorem for linear hypergraphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"dong-zichao \" id=\"5186\">\n\t\tJune 11, 2024: <strong>Zichao Dong<\/strong>, SoCG 2024, Athens, Greece.<ul><li>Saturation around the Happy Ending<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kang-dongyeap \" id=\"4853\">\n\t\tMay 31, 2024: <strong>Dongyeap Kang<\/strong>, 31st KIAS Combinatorics Workshop, Jeju, South Korea.<ul><li>Solution to a problem of Erd\u0151s on the chromatic index of hypergraphs with bounded codegree<\/li><\/ul><\/li>\n\t    \t\t<li class=\"dong-zichao \" id=\"5183\">\n\t\tMay 31, 2024: <strong>Zichao Dong<\/strong>, The 31st KIAS Combinatorics Workshop, Jeju, South Korea.<ul><li>Saturation around the Happy Ending<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kang-dongyeap \" id=\"4855\">\n\t\tMay 27, 2024: <strong>Dongyeap Kang<\/strong>, Combinatorics seminar, Hanyang Univ, Seoul, South Korea.<ul><li>Random graphs\/hypergraphs and thresholds<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4643\">\n\t\tMay 17, 2024: <strong>Hong Liu<\/strong>, 2024 KSIAM Spring Meeting, Kyungpook Univ, Daegu, South Korea.<ul><li>Chromatic and homomorphism threshold, combinatorial convexity and beyond<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4641\">\n\t\tMay 9, 2024: <strong>Hong Liu<\/strong>, Discrete Analysis Seminar, Yonsei Univ, Seoul, South Korea.<ul><li>Graph with any rational density and no rich subsets of linear size<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4595\">\n\t\tApril 25, 2024: <strong>Zixiang Xu<\/strong>, Combinatorics seminar, Northwestern Polytechnical University, Xi&#039;an, China.<ul><li>Theoretical bounds and stability results on set systems<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4574\">\n\t\tApril 21, 2024: <strong>Zixiang Xu<\/strong>, Directed graph workshop, Nankai Univ, Tianjin, China.<ul><li>Hitting all maximum independent sets<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4576\">\n\t\tApril 20, 2024: <strong>Hong Liu<\/strong>, Directed graph workshop, Nankai Univ, Tianjin, China.<ul><li>Graph with any rational density and no rich subsets of linear size<\/li><\/ul><\/li>\n\t    \t\t<li class=\"jiang-suyun \" id=\"4544\">\n\t\tApril 19, 2024: <strong>Suyun Jiang<\/strong>, 2024 KMS Spring Meeting, Daejeon, South Korea.<ul><li>Generalized Ramsey-Tur\u00e1n density for cliques<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kang-dongyeap \" id=\"4597\">\n\t\tApril 19, 2024: <strong>Dongyeap Kang<\/strong>, 2024 KMS Spring Meeting, Daejeon, South Korea.<ul><li>Graph and hypergraph coloring: a survey<\/li><\/ul><\/li>\n\t    \t\t<li class=\"im-seonghyuk \" id=\"4599\">\n\t\tApril 19, 2024: <strong>Seonghyuk Im<\/strong>, 2024 KMS Spring Meeting, Daejeon, South Korea.<ul><li>On Rainbow Tur\u00e1n Densities of Trees<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4592\">\n\t\tApril 18, 2024: <strong>Zixiang Xu<\/strong>, Combinatorics seminar, Nankai Univ, Tianjin, China.<ul><li>An introduction to bipartite Tur\u00e1n problems<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4607\">\n\t\tApril 17, 2024: <strong>Hong Liu<\/strong>, Combinatorics seminar, Univ Science and Techonology Shanghai, Shanghai, China.<ul><li>Exponential decay of intersection volume and applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4590\">\n\t\tMarch 1, 2024: <strong>Zixiang Xu<\/strong>, Combinatorics seminar, Fuzhou Univ, Fuzhou, China.<ul><li>On Bollob\u00e1s-Erd\u0151s-Tuza conjecture<\/li><\/ul><\/li>\n\t    \t\t<li class=\"wu-zhuo \" id=\"4350\">\n\t\tFebruary 28, 2024: <strong>Zhuo Wu<\/strong>, Combinatorics seminar, Nankai Univ, Tianjin, China.<ul><li>Distribution of Colours in Rainbow $H$-free Colourings<\/li><\/ul><\/li>\n\t    \t\t<li class=\"dong-zichao \" id=\"4410\">\n\t\tJanuary 23, 2024: <strong>Zichao Dong<\/strong>, IBS Discrete Math Seminar, Daejeon, South Korea.<ul><li>Convex polytopes in non-elongated point sets in $\\mathbb{R}^d$<\/li><\/ul><\/li>\n\t    \t\t<\/ol>\n\t\n\n\n\n<h2 class=\"wp-block-heading\">2023<\/h2>\n\n\n\n <ol class=\"dimag-papers dimag-talks\" start=\"57\">\t\t<li class=\"li-ruonan \" id=\"4348\">\n\t\tDecember 25, 2023: <strong>Ruonan Li<\/strong>, Annual Conference of Chinese Mathematical Society, Satellite Conference on Combinatorics and Graph Theory, Dalian, China.<ul><li>Monochromatic triangles, properly colored spanning structure and rainbow stars<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4619\">\n\t\tDecember 18, 2023: <strong>Hong Liu<\/strong>, Combinatorics seminar, Southern Univ Science and Technology, Shenzhen, China.<ul><li>Chromatic and homomorphism threshold, combinatorial convexity and beyond<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4617\">\n\t\tNovember 23, 2023: <strong>Hong Liu<\/strong>, Combinatorics seminar, Beijing Institute of Technology, Beijing, China.<ul><li>Exponential decay of intersection volume and applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kang-dongyeap \" id=\"4364\">\n\t\tNovember 2, 2023: <strong>Dongyeap Kang<\/strong>, The 3rd East Asia Workshop on Extremal and Structural Graph Theory, Okinawa, Japan.<ul><li>Robust Hamiltonicity of Dirac hypergraphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4609\">\n\t\tNovember 1, 2023: <strong>Hong Liu<\/strong>, Combinatorics seminar, Fuzhou Univ, Fuzhou, China.<ul><li>Chromatic and homomorphism threshold, combinatorial convexity and beyond<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4384\">\n\t\tOctober 29, 2023: <strong>Zixiang Xu<\/strong>, KMS Annual Meeting, Seoul, South Korea.<ul><li>When can a large Kr-free graph be homomorphic to a small one?<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kang-dongyeap \" id=\"4362\">\n\t\tOctober 27, 2023: <strong>Dongyeap Kang<\/strong>, KMS Annual Meeting, Seoul, South Korea.<ul><li>Thresholds for Latin squares and Steiner triple systems: Bounds within a logarithmic factor<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4382\">\n\t\tOctober 26, 2023: <strong>Zixiang Xu<\/strong>, Combinatorics seminar, Shandong Univ, Qingdao, China.<ul><li>An extremal problem on k-neighborly family of boxes<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xue-yisai \" id=\"4386\">\n\t\tOctober 26, 2023: <strong>Yisai Xue<\/strong>, The 8th Qilu Youth Forum, Shandong Univ, Qingdao, China.<ul><li>On the stability of chromatic thresholds<\/li><\/ul><\/li>\n\t    \t\t<li class=\"gao-jun \" id=\"4397\">\n\t\tOctober 26, 2023: <strong>Jun Gao<\/strong>, The 8th Qilu Youth Forum, Qingdao, China.<ul><li>Many Hamiltonian subsets in large graphs with given density<\/li><\/ul><\/li>\n\t    \t\t<li class=\"jiang-suyun \" id=\"4356\">\n\t\tOctober 25, 2023: <strong>Suyun Jiang<\/strong>, The 8th Qilu Youth Forum, Shandong Univ, Jinan, China.<ul><li>Generalized Ramsey-Tur\u00e1n problem for cliques<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4380\">\n\t\tOctober 25, 2023: <strong>Zixiang Xu<\/strong>, Combinatorics seminar, Shandong Univ, Jinan, China.<ul><li>Structures of ultra-Kr-free graphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xue-yisai \" id=\"4388\">\n\t\tOctober 25, 2023: <strong>Yisai Xue<\/strong>, The 8th Qilu Youth Forum, Shandong Univ, Jinan, China.<ul><li>The generalized Tur\u00e1n number of generalized theta graphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"gao-jun \" id=\"4399\">\n\t\tOctober 25, 2023: <strong>Jun Gao<\/strong>, The 8th Qilu Youth Forum, Jinan, China.<ul><li>Extremal number of graphs from geometric shapes<\/li><\/ul><\/li>\n\t    \t\t<li class=\"li-ruonan \" id=\"4346\">\n\t\tOctober 21, 2023: <strong>Ruonan Li<\/strong>, Developments in Combinatorics Workshop, Jeju, South Korea.<ul><li>Properly colored spanning trees in edge-colored complete graphs without monochromatic triangles<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4378\">\n\t\tOctober 20, 2023: <strong>Zixiang Xu<\/strong>, 3rd Developments in Combinatorics Workshop, Jeju, South Korea.<ul><li>Combinatorial proof of Graham-Pollak Theorem<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4613\">\n\t\tSeptember 23, 2023: <strong>Hong Liu<\/strong>, Indonesia-Japan Conference on Discrete and Computational Geometry, Graph theory, Bali, Indonesia.<ul><li>Tur\u00e1n problem for graphs from geometric shapes<\/li><\/ul><\/li>\n\t    \t\t<li class=\"gao-jun \" id=\"4401\">\n\t\tSeptember 18, 2023: <strong>Jun Gao<\/strong>, Combinatorics seminar, Chinese Academy of Sciences, Beijing, China.<ul><li>The Erdos distinct subset sums problem in a modular setting<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4376\">\n\t\tSeptember 17, 2023: <strong>Zixiang Xu<\/strong>, Youth Forum at Chinese Academy of Sciences, Chinese Academy of Sciences, Beijing, China.<ul><li>Tur\u00e1n number of bipartite graphs from geometric shapes<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4374\">\n\t\tSeptember 15, 2023: <strong>Zixiang Xu<\/strong>, Combinatorics seminar, Nankai Univ, Tianjin, China.<ul><li>On a new variant of the Erd\u0151s\u2013Gy\u00e1rf\u00e1s problem<\/li><\/ul><\/li>\n\t    \t\t<li class=\"gao-jun \" id=\"4403\">\n\t\tSeptember 15, 2023: <strong>Jun Gao<\/strong>, Combinatorics seminar, Nankai Univ, Tianjin, China.<ul><li>Tight bounds towards a conjecture of Gallai<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4615\">\n\t\tSeptember 13, 2023: <strong>Hong Liu<\/strong>, Combinatorics seminar, Nankai Univ, Tianjin, China.<ul><li>Beyond chromatic threshold via (p,q)-theorem, and shpar blow-up phenomenon<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4372\">\n\t\tAugust 24, 2023: <strong>Zixiang Xu<\/strong>, ICIAM 2023, Waseda Univ, Tokyo, Japan.<ul><li>Robust Linear algebra methods and some applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"gao-jun \" id=\"4405\">\n\t\tAugust 24, 2023: <strong>Jun Gao<\/strong>, ICIAM 2023, Waseda Univ, Tokyo, Japan.<ul><li>Many Hamiltonian subsets in large graphs with given density<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4578\">\n\t\tAugust 24, 2023: <strong>Hong Liu<\/strong>, ICIAM 2023, Waseda Univ, Tokyo, Japan.<ul><li>Tur\u00e1n problem for graphs from geometric shapes<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4370\">\n\t\tAugust 19, 2023: <strong>Zixiang Xu<\/strong>, Yokohama Workshop on Graph Theory, Yokohama, Japan.<ul><li>An Extremal problem related to Graham-Pollak Theorem<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4582\">\n\t\tAugust 19, 2023: <strong>Hong Liu<\/strong>, Yokohama Workshop on Graph Theory, Yokohama Univ, Yokohama, Japan.<ul><li>Exponential decay of intersection volume and applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kang-dongyeap \" id=\"4360\">\n\t\tAugust 9, 2023: <strong>Dongyeap Kang<\/strong>, KIAS Summer Workshop on Graph Theory, Seoul, South Korea.<ul><li>Hamilton cycles in a random subgraph of uniform Dirac hypergraphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4368\">\n\t\tAugust 7, 2023: <strong>Zixiang Xu<\/strong>, Combinatorics seminar, Shandong Univ, Qingdao, China.<ul><li>Theoretical bounds and stability results on set systems<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"4366\">\n\t\tJuly 27, 2023: <strong>Zixiang Xu<\/strong>, OSRC 2023 Graph Theory and Combinatorics, Taiyuan, China.<ul><li>Tur\u00e1n number of graphs from geometric shapes<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4580\">\n\t\tJuly 27, 2023: <strong>Hong Liu<\/strong>, OSRC 2023 Graph Theory and Combinatorics, Taiyuan, China.<ul><li>Kissing numbers and spherical codes in high dimensions<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kang-dongyeap \" id=\"4358\">\n\t\tJuly 25, 2023: <strong>Dongyeap Kang<\/strong>, IBS Discrete Math Seminar, Daejeon, South Korea.<ul><li>Hamilton cycles and optimal matchings in a random subgraph of uniform Dirac hypergraphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"jiang-suyun \" id=\"4354\">\n\t\tJuly 11, 2023: <strong>Suyun Jiang<\/strong>, Combinatorics seminar, Shandong Univ, Jinan, China.<ul><li>How connectivity affects the extremal number of trees<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"4005\">\n\t\tJune 29, 2023: <strong>Stijn Cambie<\/strong>, 2nd China Korea young Scholars Symposium on Discrete mathematics, Tianjin, China.<ul><li>The Erd\u0151s distinct subset sums problem in modular setting for small modulus<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4601\">\n\t\tJune 27, 2023: <strong>Hong Liu<\/strong>, Graph theory workshop, Heidelberg Univ, Heidelberg, Germany.<ul><li>Crux and its applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cho-minho \" id=\"4395\">\n\t\tJune 13, 2023: <strong>Minho Cho<\/strong>, IBS Discrete Math Seminar, Daejeon, South Korea.<ul><li>Strong Erd\u0151s-Hajnal property on chordal graphs and its variants<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4621\">\n\t\tJune 9, 2023: <strong>Hong Liu<\/strong>, Combinatorics seminar, Southern Univ Science and Technology, Shenzhen, China.<ul><li>Kissing numbers and spherical codes in high dimensions<\/li><\/ul><\/li>\n\t    \t\t<li class=\"gao-jun \" id=\"4407\">\n\t\tJune 5, 2023: <strong>Jun Gao<\/strong>, Canadian Discrete and Algorithmic Mathematics 2023, Winnipeg, Canada.<ul><li>Some recent results on the Tur\u00e1n numbers of bipartite graphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4611\">\n\t\tJune 5, 2023: <strong>Hong Liu<\/strong>, Combinatorics seminar, Fuzhou Univ, Fuzhou, China.<ul><li>Tur\u00e1n problem for graphs from geometric shapes<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kim-younjin \" id=\"3960\">\n\t\tJune 1, 2023: <strong>Younjin Kim<\/strong>, 28th KIAS Combinatorics Workshop, Jeju, South Korea.<ul><li>On the extremal problems related to Szemer\u00e9di\u2019s theorem<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"3962\">\n\t\tJune 1, 2023: <strong>Stijn Cambie<\/strong>, 28th KIAS Combinatorics Workshop, Jeju, South Korea.<ul><li>On a few problems of Erd\u0151s et al. in new settings<\/li><\/ul><\/li>\n\t    \t\t<li class=\"salia-nika \" id=\"3964\">\n\t\tJune 1, 2023: <strong>Nika Salia<\/strong>, 28th KIAS Combinatorics Workshop, Jeju, South Korea.<ul><li>Linear three-uniform hypergraphs with no Berge path of given length<\/li><\/ul><\/li>\n\t    \t\t<li class=\"jiang-suyun \" id=\"4352\">\n\t\tMay 30, 2023: <strong>Suyun Jiang<\/strong>, IBS Discrete Math Seminar, Daejeon, South Korea.<ul><li>How connectivity affects the extremal number of trees<\/li><\/ul><\/li>\n\t    \t\t<li class=\"lee-hyunwoo \" id=\"3957\">\n\t\tApril 29, 2023: <strong>Hyunwoo Lee<\/strong>, 2023 KMS Spring Meeting, Daejeon, South Korea.<ul><li>Covering multigraphs with bipartite graphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kim-younjin \" id=\"3949\">\n\t\tApril 28, 2023: <strong>Younjin Kim<\/strong>, 2023 KMS Spring Meeting, Daejeon, South Korea.<ul><li>On the extremal problems related to Szemer\u00e9di&#8217;s theorem<\/li><\/ul><\/li>\n\t    \t\t<li class=\"jiang-suyun \" id=\"3951\">\n\t\tApril 28, 2023: <strong>Suyun Jiang<\/strong>, 2023 KMS Spring Meeting, Daejeon, South Korea.<ul><li>How connectivity affects the extremal number of trees<\/li><\/ul><\/li>\n\t    \t\t<li class=\"gao-jun \" id=\"3953\">\n\t\tApril 28, 2023: <strong>Jun Gao<\/strong>, 2023 KMS Spring Meeting, Daejeon, South Korea.<ul><li>Many Hamiltonian subsets in large graphs with given density<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"3955\">\n\t\tApril 28, 2023: <strong>Stijn Cambie<\/strong>, 2023 KMS Spring Meeting, Daejeon, South Korea.<ul><li>Maximum total distance of hypergraphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4605\">\n\t\tApril 19, 2023: <strong>Hong Liu<\/strong>, Colloquium, Zhejiang Univ, Hangzhou, China.<ul><li>Sublinear expanders and its applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"4603\">\n\t\tApril 17, 2023: <strong>Hong Liu<\/strong>, Combinatorics seminar, Shanghai Univ, Shanghai, China.<ul><li>Sublinear expanders and its applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"3891\">\n\t\tApril 14, 2023: <strong>Stijn Cambie<\/strong>, Monthly Mathematics Seminar, Vietnam National University, Ho Chi Minh City, Vietnam.<ul><li>Packing colourings in graphs; State-of-the-Art and further challenges<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cho-minho \" id=\"4393\">\n\t\tMarch 30, 2023: <strong>Minho Cho<\/strong>, Topology and Combinatorics seminar, Ajou Univ, Suwon, South Korea.<ul><li>Strong Erd\u0151s-Hajnal property on chordal graphs and its variants<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cho-minho \" id=\"4390\">\n\t\tMarch 22, 2023: <strong>Minho Cho<\/strong>, Combinatorics seminar, Hanyang Univ, Seoul, South Korea.<ul><li>Strong Erd\u0151s-Hajnal property on chordal graphs and its variants<\/li><\/ul><\/li>\n\t    \t\t<li class=\"kim-younjin \" id=\"4150\">\n\t\tMarch 21, 2023: <strong>Younjin Kim<\/strong>, IBS Discrete Math Seminar, Daejeon, South Korea.<ul><li>Problems on Extremal Combinatorics<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"3825\">\n\t\tFebruary 23, 2023: <strong>Hong Liu<\/strong>, 27th KIAS Combinatorics Workshop, KIAS, Seoul, South Korea.<ul><li>Bipartite Tur\u00e1n problem from periodic tilings<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"3823\">\n\t\tFebruary 18, 2023: <strong>Hong Liu<\/strong>, Colloquium, Chinese Academic of Science, Beijing, China.<ul><li>Exponential decay on intersection volume and it applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"3821\">\n\t\tFebruary 17, 2023: <strong>Hong Liu<\/strong>, Combinatorics Seminar, Nankai Univ, Tianjin, China.<ul><li>Mixing vertices and almost expanders<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"3816\">\n\t\tFebruary 14, 2023: <strong>Stijn Cambie<\/strong>, IBS Discrete Math Seminar, Daejeon, South Korea.<ul><li>Recent progress on the Union-closed conjecture and related<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"3818\">\n\t\tFebruary 14, 2023: <strong>Hong Liu<\/strong>, Combinatorics Seminar, Shandong Univ, Jinan, China.<ul><li>Mixing vertices and almost expanders<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"3691\">\n\t\tJanuary 10, 2023: <strong>Zixiang Xu<\/strong>, Invited talk, Shandong University, Jinan, China.<ul><li>Algebraic methods in intersective sets and set systems<\/li><\/ul><\/li>\n\t    \t\t<li class=\"gao-jun \" id=\"3693\">\n\t\tJanuary 10, 2023: <strong>Jun Gao<\/strong>, Invited talk, Shandong University, Jinan, China.<ul><li>Counting the number of (k-1)-cliques in\u00a0a k-critical graph<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"3688\">\n\t\tJanuary 3, 2023: <strong>Zixiang Xu<\/strong>, Invited talk, Taiyuan University of Technology, Taiyuan, China.<ul><li>Theoretical bounds and stability results on set systems<\/li><\/ul><\/li>\n\t    \t\t<\/ol>\n\t\n\n\n\n<h2 class=\"wp-block-heading\">2022<\/h2>\n\n\n\n <ol class=\"dimag-papers dimag-talks\" start=\"119\">\t\t<li class=\"cambie-stijn \" id=\"3670\">\n\t\tDecember 28, 2022: <strong>Stijn Cambie<\/strong>, IBS Discrete Math Seminar, Daejeon, South Korea.<ul><li>The 69-conjecture and more surprises on the number of independent sets<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"3609\">\n\t\tDecember 20, 2022: <strong>Stijn Cambie<\/strong>, seminar at KULAK, Kortrijk, Belgium.<ul><li>The 69-conjecture and more surprises on the number of independent sets<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"3607\">\n\t\tDecember 17, 2022: <strong>Stijn Cambie<\/strong>, European Mathematical Cup, UA, Antwerp, Belgium.<ul><li>Background, strategies and examples; Recent Research in mathematics<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"3605\">\n\t\tDecember 14, 2022: <strong>Stijn Cambie<\/strong>, Discrete math\u00a0seminar at UVA, Amsterdam, Netherlands.<ul><li>The\u00a0number of (maximal) independent sets; surprising minimum question and the 69-conjecture<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"3414\">\n\t\tDecember 2, 2022: <strong>Hong Liu<\/strong>, Combinatorics seminar at Beijing Institute of Technology, Beijing, China.<ul><li>Rainbow cycles in properly edge-colored graphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"3404\">\n\t\tNovember 16, 2022: <strong>Stijn Cambie<\/strong>, Topology and Combinatorics seminar at Ajou Univ., Suwon, South Korea.<ul><li>Packing Variants of Colourings<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"3395\">\n\t\tNovember 11, 2022: <strong>Hong Liu<\/strong>, Combinatorics seminar at Fuzhou Univ., Fuzhou, China.<ul><li>Ramsey goodness of cycles<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"3237\">\n\t\tNovember 2, 2022: <strong>Hong Liu<\/strong>, Combinatorics seminar at Nankai Univ., Tianjin, China.<ul><li>Crux of a graph and its applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"3248\">\n\t\tOctober 22, 2022: <strong>Zixiang Xu<\/strong>, Forum on Extremal Combinatorics and Information Theory at Soochow Univ., Suzhou, China.<ul><li>Intersective sets over abelian groups<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"3401\">\n\t\tOctober 19, 2022: <strong>Stijn Cambie<\/strong>, KMS Fall Meeting, Seoul, South Korea.<ul><li>The importance of the empty set in Katona&#8217;s Circle Method and implications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"salia-nika \" id=\"3246\">\n\t\tOctober 1, 2022: <strong>Nika Salia<\/strong>, Combinatorics Workshop 2022 at GIST, Gwangju, South Korea.<ul><li>Stability version of Dirac&#8217;s theorem and its applications for generalized Tur\u00e1n problems<\/li><\/ul><\/li>\n\t    \t\t<li class=\"xu-zixiang \" id=\"3239\">\n\t\tSeptember 30, 2022: <strong>Zixiang Xu<\/strong>, Combinatorics Workshop 2022 at GIST, Gwangju, South Korea.<ul><li>Intersective sets over abelian groups<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"3242\">\n\t\tSeptember 30, 2022: <strong>Stijn Cambie<\/strong>, Combinatorics Workshop 2022 at GIST, Gwangju, South Korea.<ul><li>On entropy of graphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"gao-jun \" id=\"3244\">\n\t\tSeptember 30, 2022: <strong>Jun Gao<\/strong>, Combinatorics Workshop 2022 at GIST, Gwangju, South Korea.<ul><li>A unified proof of conjectures on cycle lengths in graphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"lee-joonkyung \" id=\"3252\">\n\t\tSeptember 28, 2022: <strong>Joonkyung Lee<\/strong>,  <a href=\"https:\/\/simons.berkeley.edu\/node\/22602\"><i>Graph Limits, Nonparametric Models, and Estimation at Simons Institute<\/i><\/a>, Berkeley, US.<ul><li>Recent developments on graph norms<\/li><\/ul><\/li>\n\t    \t\t<li class=\"lee-joonkyung \" id=\"3250\">\n\t\tAugust 19, 2022: <strong>Joonkyung Lee<\/strong>, Topology and Combinatorics seminar at Ajou Univ., Suwon, South Korea.<ul><li>Ramsey multiplicity and common graphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"2993\">\n\t\tJune 30, 2022: <strong>Hong Liu<\/strong>, Third Southwestern German Workshop on Graph Theory, Heidelberg, Germany.<ul><li>What do we get from crux?<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"2856\">\n\t\tMay 27, 2022: <strong>Stijn Cambie<\/strong>, Combinatorics Special Session I (Graph Theory) at KSIAM 2022 Spring Conference, Daejeon, South Korea.<ul><li>Regular Cereceda\u2019s Conjecture<\/li><\/ul><\/li>\n\t    \t\t<li class=\"cambie-stijn \" id=\"2619\">\n\t\tMay 23, 2022: <strong>Stijn Cambie<\/strong>, IBS Discrete Math Seminar, Daejeon, South Korea.<ul><li>The precise diameter of reconfiguration graphs<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"2841\">\n\t\tMay 6, 2022: <strong>Hong Liu<\/strong>, Combinatorics seminar at Fuzhou Univ., Fuzhou, China.<ul><li>Exponential decay of intersection volume and applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"2616\">\n\t\tApril 29, 2022: <strong>Hong Liu<\/strong>, Invited lecture at 2022 KMS Spring Meeting, Seoul, South Korea.<ul><li>Exponential decay of intersection volume and applications<\/li><\/ul><\/li>\n\t    \t\t<li class=\"hong-liu \" id=\"2515\">\n\t\tApril 15, 2022: <strong>Hong Liu<\/strong>, Georgia Tech Combinatorics Seminar, Atlanta, USA.<ul><li>Exponential decay of intersection volume and applications<\/li><\/ul><\/li>\n\t    \t\t<\/ol>\n\t\n","protected":false},"excerpt":{"rendered":"<p>2026 2025 2024 2023 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