Charateristc function的用法和樣例：
例句
- First the initial wave function is decomposed into an expansion of the Hamiltonian eigenfunctions.
首先，此起始波函數被分解代入漢米爾頓特徵函數的擴展式中。 - In the proposed modeling method, the state function set for the guide sign items is determined through calculation of the feature functions of intersections.
基於交叉口特徵函數集的指路標誌建模方法是通過交叉口特徵函數的運算確定路標指示項的狀態函數集。
