1)descending power series,递减幂级数2)decreasing series,递减级数3)power series reduction method,幂级数缩减法4)economization of power series,幂级数的减缩5)decreasing factorial power,递减阶乘幂6)decreasing series,递减级数;下降级数
用法和例句
The comparison creterion and the cauchy one were obtained,based on the degree A(n),of monotone decreasing series,which was similar to that of the positive term series.