Poincaré inequality

例句：

1. 1. ThePoincaré inequality is a fundamentalprinciple of quantum mechanics.
   庞加莱不等式是量子力学的一个基本原理。
2. 2.In this problem, we will use thePoincaré inequality to find themaximum possible value of the function.
   在这个问题上，我们将使用庞加莱不等式来找到函数可能的最大值。
3. 3. The Poincaré inequality has been used toprove many important results in mathematicsand physics.
   庞加莱不等式已被用于证明数学和物理学中的许多重要结果。