And demonstrates the relations between the right (left) limit of function and right (left) derivative.
并讨论说明了导函数的右(左)极限与右(左)导数之间的关系。
2
Left factors, left multiples and left roots of the polynomials over sfield are studed. Applications of derivative and left relative matrices are given.
考察了除环上的l多项式的左因式、左根与左倍式的性质，给出了导数与左结矩阵的应用。
3
In this paper laws of the iterated logarithm for quantile density estimator and its derivative estimators are established when data are subject to left-truncated and right-censored observations.