长安大学理学院2022年高性能数值计算暑期研讨班于7月12至8月23日（每周二上午9:00-12:00，每周五上午10:00-11:30）如期举行，来自俄亥俄州立大学的邢雨龙教授围绕“High performance numerical method for the hyperbolic conservation laws”作了系统的学术报告。长安大学理学院数值计算方向的师生及来自国内8所高校的师生共聚云端，就科研中遇到的问题进行了深入地交流、学习。

图1 邢玉龙教授作报告

  邢雨龙教授围绕守恒律方程的解理论、低阶格式构造及理论、高阶格式构造及理论等进行了系统地讲解。涉及解的稳定性、收敛性、熵解理论、TVD格式、ENO、WENO格式构造原理，DG格式构造原理及相关理论等内容。讨论环节师生就科研中遇到的诸如复杂边界问题处理方法、算法在推广到方程组中遇到的问题、算法在工程实际应用中遇到的问题等展开了讨论。

图2  报告内容

图3 讨论过程

本次研讨会是一次数值计算领域同行间一次很好的深入交流的机会，通过交流学习查漏补缺，学习先进的科研方法，提升自己及所在学科的科研实力，增进同行间的了解与情谊。参与本次研讨班的师生都表示收获很大，期待后面有类似的活动。另外，本次研讨班的学习材料为后续研究生培养提供了很好的资源。

主讲人简介：

      Prof. Yulong Xing is a professor in the Department of Mathematics at the Ohio State University (OSU). He received his bachelor degree from University of Science and Technology of China in 2002, and Ph.D. in Mathematics from Brown University in 2006 under the supervision of Prof. Chi-Wang Shu. Prior to joining OSU, he worked as a Postdoctoral Researcher at Courant Institute, New York University, a staff scientist at Oak Ridge National Laboratory, a joint assistant professor at University of Tennessee Knoxville, and an assistant professor at University of California Riverside. He works in the area of numerical analysis and scientific computing, wave propagation, computational fluid dynamics. His research focuses on the design, analysis and applications of accurate and efficient numerical methods for partial differential equations arising from science and engineering problems. He has received a CAREER Award from the National Science Foundation.

 （供稿/供图：郑素佩；审核：马建敏）