Hasse invariant of a quadratic form

例句：

1. 1. The Hasse invariantis a mathematical concept that plays a crucialrole in cryptography.
   哈塞不变式是数学概念，在密码学中起着至关重要的作用。
2. 2. In the field of quantum mechanics, the Hasse invariant isused to determine the stability of a system.
   在量子力学领域，哈塞不变式被用来确定系统的稳定状态。
3. 3. The Hasse invariant is a powerful tool forstudying the behavior of quantum systems.
   哈塞不变式是研究量子系统行为的强大工具。