北航数学论坛学术报告Novikov peakon systems and mixed Hermite-Pade approximantions常向科(中国科学院数学与系统科学研究院)报告时间:2023年12月19日 (星期二) 下午3:30—4:30报告地点: 沙河国实E404 报告摘要:A class of nonlinear integrable PDEs admit non-smooth solitary wave solutions called peakons as certain special weak solutions. These solutions can be used to capture main attributes of solutions...
北航数学论坛学术报告-----微分几何讨论班(2023秋季第8讲)题目: Topological aspects in algebraic optimizations报告人: 王博潼 教授 (美国威斯康星大学)时间:2023-12-20 10:00-11:00 地点:沙河主楼E405摘要: We will survey some recent works relating the algebraic degree of optimization problems and the topological Euler characteristics. More specifically, the topological formulas for Maximum Likel...
数学科学学院学术报告--- 分析与偏微分方程讨论班(2023秋季第30讲)A slow blowup solution for the four dimensional semi-linear heat equation孙黎明 (中国科学院数学与系统科学研究院)时间:12月20日(周三)下午14:00-15:00 地点:#腾讯会议:100-271-107点击链接直接加入会议:https://meeting.tencent.com/dm/712RxZP2WSqX摘要: In this talk, I will discuss our recent construction of a slow blowup solution for the...
数学科学学院学术报告--- 分析与偏微分方程讨论班(2023秋季第29讲)The sharp Hardy-Littlewood-Sobolev inequalities with extension kernel刘招 (江西科技师范大学)时间:12月18日(周一)下午14:00-15:00 地点:#腾讯会议:902-742-624点击链接直接加入会议:https://meeting.tencent.com/dm/vX8h9LFaVl6b摘要: In this talk, we will discuss the sharp (reversed) Hardy-Littlewood-Sobolev inequalities with extension ke...
学术报告 High Dimensional Data Recovery NG KWOK PO吴国宝(香港浸会大学) 报告时间:2023年12月15日星期五下午 16:00-16:50报告地点:老主楼研讨室三层主318 报告摘要: In recent years, high dimensional data recovery has been extensively studied and analyzed, which can be applied to many data science applications such as recommendation, image recovery and one-bit data statistical estimation. In this...
学术报告 A projection method based on discrete normalized dynamical system for computing the C-eigenpairs of a piezoelectric tensor崔鲁宾(河南师范大学) 报告时间:2023年12月15日星期五下午 16:50-17:40报告地点:老主楼研讨室三层主318 报告摘要: The largest C-eigenvalue of piezoelectric tensors determines the highest piezoelectric coupling constant, which reflects the coupling between the elastic...