1) approximation theorems
![点击朗读](/dictall/images/read.gif)
夹逼原理
2) An Application of Approximation Theorem
![点击朗读](/dictall/images/read.gif)
夹逼原理的应用
3) converging & appoximating theorm
![点击朗读](/dictall/images/read.gif)
夹逼定理
4) squeeze
[英][skwi:z] [美][skwiz]
![点击朗读](/dictall/images/read.gif)
夹逼
1.
This article introduces the Upper and Lower Solutions Method for differential equations,applicationing limit squeeze rule and taking elliptic partial differential equations as an example.
引进微分方程上下解的概念,应用极限夹逼准则思想,以椭圆型偏微分方程为例,用上解与下解来夹逼证明了半线性椭圆型偏微分方程边值问题解的存在性。
2.
Applying the idea of limit squeeze thearem,the concept of upper and lower solutions for differential equations is introdued in this paper.
引进微分方程上下解的概念,应用极限夹逼准则的思想,以椭圆型偏微分方程为例,用上解与下解来夹逼,证明了半线性椭圆偏微分方程边值问题解的存在性。
5) principle of pinch point technique
![点击朗读](/dictall/images/read.gif)
夹点原理
6) Gripping principle
![点击朗读](/dictall/images/read.gif)
夹持原理
补充资料:逼夹
1.逼紧地围拢。
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