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Commit cb40ec92 authored by Claude Meny's avatar Claude Meny
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Update cheatsheet.fr.md

parent 293bbd91
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    12.temporary_ins/70.wave-optics/10.interferences/cheatsheet.fr.md
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    ...@@ -152,7 +152,7 @@ $`\underline{\overrightarrow{E}_{tot}}(\overrightarrow{r},t) ...@@ -152,7 +152,7 @@ $`\underline{\overrightarrow{E}_{tot}}(\overrightarrow{r},t)
    * _Calcul en notation complexe :_ * _Calcul en notation complexe :_
    $`I_{tot} = ||\overrightarrow{E}||^2`$ $`I_{tot} = ||\overrightarrow{E}||^2`$
    $`= \overrightarrow{E}\cdot \overrightarrow{E^*}`$ $`=\underline{\overrightarrow{E}_{tot}}\cdot \underline{\overrightarrow{E}_{tot}^{\;*}}`$
    $`= \;A_1^2\,\overrightarrow{e_1} \cdot \overrightarrow{e_1}`$ $`= \;A_1^2\,\overrightarrow{e_1} \cdot \overrightarrow{e_1}`$
    $`\;+ A_2^2\,\overrightarrow{e_2} \cdot \overrightarrow{e_2}`$ $`\;+ A_2^2\,\overrightarrow{e_2} \cdot \overrightarrow{e_2}`$
    $`\;+\;2 \,A_1 \, A_2\; \overrightarrow{e_1} \cdot \overrightarrow{e_2}`$ $`\;+\;2 \,A_1 \, A_2\; \overrightarrow{e_1} \cdot \overrightarrow{e_2}`$
    ......
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