The light waves that we used in our model of the Michelson interferometer are what are called plane waves. Plane waves are waves that have planes of constant phase, which are orthogonal to the wave vector <math>\boldsymbol{k}</math>. Mathematically, plane waves look as follows:
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The light waves that we used in our model of the Michelson interferometer are what are called plane waves. Plane waves are waves that have planes of constant phase, which are orthogonal to the wave vector ''k''. Mathematically, plane waves look as follows:
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\end{bmatrix}</math>
\end{bmatrix}</math>
|align="center" width="80"|(4)
|align="center" width="80"|(4)
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|},
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{|width="80%"
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<math> v = \begin{bmatrix} E_r\\ E_f\\ E_b\\ E_t\end{bmatrix}</math>
<math> v = \begin{bmatrix} E_r\\ E_f\\ E_b\\ E_t\end{bmatrix}</math>