The sinh, cosh, and tanh functions also all appear in various calculations in special and general relativity.
双曲正弦、双曲余弦和双曲正切函数也会以常见或特殊形式出现在各种计算中。
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The results show it is significant that sine-Gaussian beams, sinh-Gaussian beams and elegant sine-Gaussian beams can be regarded as the special cases of elegant sinh-Gaussian beams.