Therefore, the optimal solution is the farthest point on the polyhedron boundary from the axis' origin using the direction (1,-1) as a direction vector.

因此，优化解决方案是从轴的原点沿 (1,-1) 方向作为方向向量指向多面体边界的最远点。

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An optimal boundary sequence method is introduced to find the weak efficient solution to a multi objective optimization problem.

引进了求解一类多目标优化问题弱有效解的优界数列方法，给出了这种优界数列的构造法及相应的算法。

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In this paper, the optimal penalty factor for the boundary element separation solution to the contact problems is given and the accuracy of the results is proved through practical example.

对接触问题中的分离解法给出了最优罚因子，并通过实例验证了方法的正确性。

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