nonsingular quadric

例句：

1. 1. The equation is a nonsingular quadratic, which means it has no singular points.
   这个方程是非奇异的二次方程，这意味着它没有奇异点。
2. 2. In mathematics, the nonsingular quadratic equation is a type of polynomial equation that can be solved using elementary algebraic techniques.
   在数学中，非奇异二次方程是一种可以采用基本代数技术求解的多项式方程类型。
3. 3. The nonsingular quadratic equation was used to model the behavior of a physical system in this study.
   在这个研究中，非奇异二次方程被用来模拟物理系统的行为。