张传义 meaning in Chinese

chuan-yi zhang

In [ 20 ] , zhang chuanyi has introduced an extension of the almost periodic functions , the so - called pseudo - almost periodic functions . then , the existence of pseudo - almost periodic solutions of some differential equations with piecewise constant argument is considered in some papers ( [ 21 ] ~ [ 25 ] )
张传义在文[ 20 ]中推广了概周期函数的概念，引进了伪概周期函数的概念，之后有些文献研究了具逐段常变量微分方程的伪概周期的存在性[ 21 ] [ 25 ] 。