The Newton method with the new gradient is combined with the interior penalty method to obtain the capacitated network flow solution.

利用新梯度的特征，并结合惩罚函数方法，可以获得容量制约下的交通网络流的解。

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In this paper an interior penalty function method is applied to minimize the weight of a wing structure under the constraints of flutter, strength and minimum gage.

本文运用内罚函数法，使一个在颤振、强度和最小尺度等约束条件下的翼面结构重量取极小值。

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