homotopy constant

例句：

1. 1.In the study of differential equations, homotopy methods are used to find solutions that are close to the true solution but not exactly the same.
   在研究微分方程时，使用同调方法来找到与真实解非常接近但不完全相同的解。
2. 2. The homotopy method is a powerful tool for solving complex systems with many degrees of freedom.
   同调方法是一种解决具有许多自由度的复杂系统的强大工具。
3. 3. The homotopy method has been successfully applied to various engineering problems, such as fluid flow and structuralanalysis.
   同调方法已成功应用于各种工程问题，如流体流动和结构分析。