Update cheatsheet.fr.md

12.temporary_ins/20.magnetostatics-vacuum/40.ampere-theorem-applications/30.cylindrical-current-distributions/20.solenoidal-current/10.ampere-integral/20.overview/cheatsheet.fr.md

@@ -238,8 +238,7 @@ $`\Longrightarrow\quad\overrightarrow{dl} \cdot \overrightarrow{B}=0`$
  <br><br>
  **$`\mathbf{\oint_{\Gamma_A}\overrightarrow{B}\cdot\overrightarrow{dl}}`$** 
    $`\displaystyle\,=\int_{DA} \overrightarrow{B}(\rho_{DA})\cdot\overrightarrow{dl}_{DA} + \int_{AB} \underbrace{\overrightarrow{B}\cdot\overrightarrow{dl}_{AB}}_{\color{blue}{\quad\;=\,0\\car\,\vec{B}\,\perp\,\vec{dl}_{AB}}}`$    
- $`\displaystyle\quad\quad\quad\quad +\int_{BC} \underbrace{
-\overrightarrow{B}(\rho_{BC})}_{\color{blue}{=\,0}}\cdot\overrightarrow{dl}_{BC} + \int_{CD}\underbrace{\overrightarrow{B}\cdot\overrightarrow{dl}_{CD}}_{\color{blue}{\quad\;=\,0\\car\,\vec{B}\,\perp\,\vec{dl}_{CD}}`$   
+   $`\displaystyle\quad\quad\quad\quad +\int_{BC} \underbrace{\overrightarrow{B}(\rho_{BC})}_{\color{blue}{=\,0}}\cdot\overrightarrow{dl}_{BC} + \int_{CD}\underbrace{\overrightarrow{B}\cdot\overrightarrow{dl}_{CD}}_{\color{blue}{\quad\;=\,0\\car\,\vec{B}\,\perp\,\vec{dl}_{CD}}`$   
  <br>
  $`\color{blue}{\scriptsize{\text{le sens de parcours est indiqué par l'ordre des bornes d'intégration}}}`$   
  <br>