非负性的英文

nonegativeness

nonnegativity

例句与用法

The proof was based on the nonnegativeness of the strain energy .
这种证明根据的是胁变能量的非负性。
A propbr data structure is used to assist grid generation for different geometric dimensions . a concept of entropy in broad sense is proposed for convective - diffusive problems in chapter 7 . it is proved that there is an intrinsic relationship between the stability of the numerical schemes of the convective - - diffusive differential equations and the non - negative property of the entropy generation caused by the effective diffusion
第七章提出了对流扩散问题中的广义熵概念，研究了扩散熵产非负性特征与数值格式稳定性的内在联系，分析证明了扩散熵产非负定性及统计非负定性的稳定性准则，探讨了稳定性与仿真性之间的矛盾与联系。
By the means of optimization methods , degree reduction of rational bezier curves is changed to a optimization problem so that both weights and vertices are consider respectively . using programming method and genetic algorithms , a new method on rational bezier curves is presented
第四从最优化的思想出发，把有理b zier曲线的降阶转化为求最优化问题，这样也使得权因子和控制顶点被分开考虑，以保证权因子的非负性；同时结合智能计算中的仿生学方法和程序设计方法，给出了有理b zier曲线降阶的一种新方法。