Commit f2ae8b63 authored by Claude Meny's avatar Claude Meny

Update cheatsheet.fr.md

parent 97282676
Pipeline #16765 canceled with stage
......@@ -464,7 +464,8 @@ $`\boldsymbol{\mathbf{\cdot\big(-\,R\,\overrightarrow{e_{\rho}}\,+\,z_M\,\overri
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Ainsi **seule la composante $`dE_{P\rightarrow M,z}`$** $`\; = \overrightarrow{dE}_{P\rightarrow M}\cdot\overrightarrow{e_z}`$
du champ électrique élémentaire selon $`z`$ **contribue au champ total $`\overrightarrow{E}_M`$** :
$`\overrightarrow{dE}_{P\rightarrow M}=\dfrac{\dens^{1D}\cdot R\,d\varphi}{4\pi\epsilon_0}\cdot\dfrac{1}{d^2}\cdotz_M\,\overrightarrow{e_z}`$
<br>
$`\overrightarrow{dE}_{P\rightarrow M,z}=\dfrac{\dens^{1D}\cdot R\,d\varphi}{4\pi\epsilon_0}\cdot\dfrac{z_M}{d^2}\,\overrightarrow{e_z}`$
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