Power system unit commitment, a problem of nonlinear commitment optimization with typical large-scale hybrid integers, is difficult to get an optimal solution in theory.

电力系统机组组合问题是一个典型的大规模混合整数的非线性组合优化问题，很难得到理论上的最优解。

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In a thorough treatment of the real-number system, it would be necessary at this stage to prove certain theorems about integers.

在实数系统中，为了周密性，在实数系统中，为了周密性，此时有必要证明一些整数的定理。

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