摘要: We show that the weak infinitesimal generator of a class of Markov processes acts on bounded continuous functions with bounded continuous second derivative as a singular integral with respect to the orthogonality measure of the explicit family of polynomials....
Not all USB memory devices are guaranteed to work. Some USB memory devices are not recognized. When using a type of portable hard disc drive compatible with the USB connection that requires power from an AC adapter, use the AC adapter that came with the drive. ...
摘要: "四关"最早见于《灵枢·九针十二原》,继《内经》之后,诸代医家有引用"四关"者,并对"四关"一词给予解释.但笔者认为后世医家对"四关"一词的理解都与《内经》原意不符.本文提出对《内经》中"四关"一词的认识以供同道参考,并指出正确理解"四关"一词的含义对治疗五脏病有重要的意义.关键词:...