This paper shows that dyadic theory is a brief and strict method to prove the invariance of the electrodynamics under Lorentz transformation.

结果表明：用并矢分析与并矢场论可以简洁且严密地证明洛伦兹变换下电动力学的不变量。

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By taking advantage of the characters of dyadic theory, a new method for constructing families of perfect periodic complementary binary sequences pairs (PCSPF) is proposed.

文中利用并元变换的不进位性质，给出了一种构造最佳周期互补二元序列偶族的新方法。

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The computation of the Dyadic Green's function for cylindrical waveguides and cavities is approached by the theory of distributions.

本文用分布理论法计算圆柱波导及谐振腔的并矢格林函数。

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