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Update 12.temporary_ins/10.electrostatics-vacuum/40.gauss-theorem-applications/25.cylindrical-charge-distributions/10.gauss-integral/20.overview/cheatsheet.fr.md

12.temporary_ins/10.electrostatics-vacuum/40.gauss-theorem-applications/25.cylindrical-charge-distributions/10.gauss-integral/20.overview/cheatsheet.fr.md

@@ -76,8 +76,8 @@ _cylindre infini uniformément chargé en volume. Corriger_ $`\vec{e_r}`$ _en_ $
 * invariance par translation de longueur $`\Delta z`$ quelconque $`\require{cancel}\Longrightarrow \dens= \dens(\rho,\varphi, \xcancel{z})`$
 
 * *$`\mathbf{\left.\begin{array}{l}
-\overrightarrow{\dens}=\overrightarrow{\dens}\,(\rho, z) \\
-\overrightarrow{\dens}=\overrightarrow{\dens}\,(\rho, \varphi) 
+\dens=\dens\,(\rho, z) \\
+\dens=\dens\,(\rho, \varphi) 
 \end{array}\quad\right\}
 \,\Longrightarrow}`$* **$`\mathbf{\dens=\dens(\rho)}`$**