康复期
康复期怎样运动能避免心肌损伤?
目前新冠病毒感染5至7天症状就会好转,慢慢的就康复了,但是也有少数感染者感染新冠两周以后,会感到累引发心肌损伤,感染者会出现心动过速或心动过缓、胸闷、气短、胸痛、心悸甚至晕厥,这些都是心肌受损的表现。心[详细]
2023-02-22 09:59 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