multiplicative function的用法和樣例：
例句
- The equivalence between the optimality function and the first order optimal condition is discussed.
論述了最優(yōu)性函數與一階最優(yōu)性條件的等價(jià)性。 - The optimization algorithm for the relaxed subproblem is constructed by virtue of the optimality function and the convergence is proved.
利用最優(yōu)性函數構造了松弛子問(wèn)題的優(yōu)化算法，并證明了算法的收斂性。
