结果表明这个问题没有对偶的可行方案，不过这是什么意思呢？
It says that the problem has no dual feasible solution, but what does that mean?
此公式具有渐进强对偶的特性并且可以保证找到原问题的最优解。
This formulation possesses an asymptotic strong duality property and guarantees a success for identifying an optimum solution.
最后验证了电磁对偶的双四维势电磁场理论具有SO(2)电磁对偶性。
Finally, we verified that the doublet four dimensional potential electromagnetic theory has obvious SO (2) duality symmetry.
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