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数学科学学院学术报告——几何测度论与相关领域讨论班Critical Allard regularity in dimension two and its application周杰 博士（首都师范大学）报告时间：2023年9月28日 (星期四) 下午14:00报告地点: 学院路校区5号教学楼105报告摘要：The classical Allard regularity says, a rectifiable varifold in the unit ball of the Euclidean space passing through the origin with volume density close to 1 and generalized ...
北航数学论坛学术报告---分析与偏微分方程讨论班(2023秋季第5讲) Sommerfeld paradoxes and Transition threshold problem章志飞 (北京大学)时间：9月27日（周三）下午2:30-3:30 地点：北航沙河主楼E404摘要: More than a hundred years ago Orr and Sommerfeld conceived an approach to account for the transition from laminar to turbulent flow in terms of hydrodynamic stability theory. On one hand, some laminar fl...
北航数学论坛学术报告Dynamical Behaviour of Solutions of Some Diffusion Problems尹景学 教授(华南师范大学)时间：2023年9月27日（周三上午）10:00-11:00 地点： 腾讯会议：495-260-829https://meeting.tencent.com/dm/Ymt4SXUOLroy摘要：We consider some diffusion problems with nonlinearity, and discuss the dynamical behaviour of solutions, including the periodicity, global boundedness, complexity of the asy...
数学科学学院学术报告 Logistic Regression Matching Pursuit Algorithm for Text Classification 温金明 教授暨南大学报告时间：2023年9月19日 星期二 下午3:00-4:00报告地点：腾讯会议：425-535-207 会议密码：0919 报告摘要：Text classification is a challenging problem due to high dimensionality. In this talk, we will first introduce a new text classification algorithm called the Logistic Regression Matchi...
北航数学论坛--- 分析与偏微分方程讨论班(2023秋季第4讲)Some progress on BMO and John- Nirenberg type spaces袁文 (北京师范大学)时间：9月20日（周三）下午2:00-3:00 地点：点击链接入会，或添加至会议列表：https://meeting.tencent.com/dm/UMfezlSnMtL6 #腾讯会议：592-379-065摘要: The space BMO of functions of bounded means oscillations, as well as its generalization, the John-Nirenberg spaces $JN_p$, we...
