interior-point method的用法和樣例：
例句
- An interior point method is used to solve the multi-objective OPF.
並用與系統規模關係不大的內點法對模型進行求解。 - It converts the calculation of PoC to a nonlinear programming problem, which is solved by predictor corrector primal dual interior point method in this paper.
對直接求取電壓崩潰臨界點的零特徵根法進行擴展，將臨界點計算轉化為非線性規劃問題，並用預測校正原對偶內點法求解。
