The existence and uniqueness of nonnegative solutions of an age - structured mseir epidemic model with vaccination 流行病模型非负解的存在惟一性
Every one of the four forms amounts to the encoding of a non - negative whole number 四种形式（表格、窗体）中的任何一种都是一个非负整数的编码。
The implementation - defined range of double - cell non - negative integers shall include { 0 . . 2147483647 } 实作自订的双单元非负整数?围必须包含{ 0 . . 2147483647 }
The approximation of exponential distribution on the sequences of dependent nonnegative continuous random variable 指数分布对任意非负连续型随机变量的逼近
The implementation - defined range of double - cell signed integers shall include { - 2147483647 . . + 2147483647 } 实作自订的双单元非负整数范围必须包含{ 0 . . 2147483647 }
This means that it is the responsibility of the calling function to ensure that only non - negative arguments are passed 这意味着调用函数的职责是确保只传递非负参数。
Admissibility of nonnegative quadratic estimators for error variance with respect to restricted ellipsoidal parameter space 椭球约束下误差方差非负二次估计的可容许性
A doubly nonnegative matrix a is defined to be an entrywise nonnegative and positive semidifined matrix 对于给定的一个n阶实方阵a ，若其每一元素非负且半正定，则称为双非负矩阵。
We are given a sequence of independent jobs with positive sizes , which must be assigned to be processed on machines 给定一个工件序列，每个工件都有非负的长度即加工时间，并且必须分给机器加工
