1) Quasi-semiderivative
拟半导数
2) quasi-derivative
拟导数
1.
It consists of four parts: (1) Ordinary differential operators generated by quasi-derivatives; (2) Complete analytic description of self-adjointness of ordinary differential operators; (3) Sturm-Liouville problems with weighted functions (including right-definite, left-definite and non-definite cases); (4) Volterra-Stieltjes integral-differential operators.
综合评述了Sturm-Liouville理论在近 30年内的若干新发展,主要内容包括如下4个方面:1 由拟导数所生成的微分算子;2 常微分算子自伴性的完全解析描述;3 带权函数的Sturm-Liouville问题(包括右定、左定和不定3种情形);4 Volterra-Stieltjes积分微分算子。
3) Semi-derivative function
半导数函数
4) quasi-semialgebraic lattice
拟半代数格
1.
As generalizations of semicontinuous lattices and semialgebraic lattices,the concepts of quasi-semicontinuous lattices and quasi-semialgebraic lattices are introduced.
作为半连续格的推广,引入了拟半连续格和拟半代数格的概念,讨论了它们的一些基本性质。
5) semiconductor device simulation
半导体器件模拟
1.
Through the analysis of the theory of mesh generation for semiconductor device simulation, this paper presents a strategy of triangle mesh generation based on quadtree structure.
通过对半导体器件模拟中网格划分原理的分析 ,提出了一种基于四叉树结构的有限元三角网格生成方法 ,进行了面向对象的编程实现 。
2.
Through the analysis of the theory of mesh generation for semiconductor device simulation, this paper presents a strategy of triangle mesh generation based on standard unit structure.
通过对半导体器件模拟中网格划分原理的分析 ,提出了一种基于标准单元结构的有限元三角网格生成方法 ,进行了面向对象的结构分析和编程实现 ,并成功地集成于半导体器件模拟软件 SMDS系统之中。
6) 2D semiconductor simulation
2维半导体模拟
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