3年了
3年了,留学生终于可以回家了?
12月29日,“因疫情3年未回国留学生自述”冲上各大热搜榜!当朋友看到取消入境核酸检测和集中隔离的消息时,在韩留学生李同学非常高兴。李同学在南韩的釜山大学学习。因为疫情和机票紧张,他三年没回家和家人团聚。[详细]
2023-02-22 10:01 分类:问答Algorithm for calculating definite integrals with bounds at infinity
Suppose I have an integral that\'s bounded on one (or both) end by (-)infinity.AFAICT, I can\'t analytically solve this problem, it takes brute force (e.g. using a Left Riemann Sum).I\'m having troubl[详细]
2022-12-28 12:38 分类:问答