Update cheatsheet.fr.md

12.temporary_ins/08.conservative-vector-fields/20.conservative-vector-fields-properties/20.overview/cheatsheet.fr.md

@@ -602,14 +602,16 @@ $`\begin{align}
 * Par intégration sur une portion de trajectoire d'extrémités $`A`$ et $`B`$ :
   <br>
     $`\left.\begin{array}{l}
-  \int_A^B\overrightarrow{F}_{tot}\cdot\overrightarrow{dl}=+\;\overset{B}{\underset{A}{\large{\Delta}}}\mathcal{E}_X^{cin}\\
-  \int_A^B\overrightarrow{F}_{tot}\cdot\overrightarrow{dl}=-\;\overset{B}{\underset{A}{\large{\Delta}}}\mathcal{E}_X^{pot}\\
+  \int_A^B\overrightarrow{F}_{tot}\cdot\overrightarrow{dl}=+\;\overset{B}{\underset{A}{\large{\Delta}}}\mathcal{E}^{cin}\\
+  \int_A^B\overrightarrow{F}_{tot}\cdot\overrightarrow{dl}=-\;\overset{B}{\underset{A}{\large{\Delta}}}\mathcal{E}^{pot}\\
   \end{array}\right\}`$
-$`\Longrightarrow\color{brown}{\mathbf{\large{\overset{B}{\underset{A}{\Large{\Delta}}}\mathcal{E}_X^{cin}+\overset{B}{\underset{A}{\Large{\Delta}}}\mathcal{E}_X^{pot}=0}}}`$   
+$`\Longrightarrow\color{brown}{\mathbf{\large{\overset{B}{\underset{A}{\Large{\Delta}}}\mathcal{E}^{cin}+\overset{B}{\underset{A}{\Large{\Delta}}}\mathcal{E}^{pot}=0}}}`$   
   <br>
-$`\quad\Longrightarrow\color{blue}{\mathbf{\large{\overset{B}{\underset{A}{\Large{\Delta}}}\big(\mathcal{E}_X^{cin}+\mathcal{E}_X^{pot}\big)=0}}}`$   
+$`\quad\Longrightarrow\color{blue}{\mathbf{\large{\overset{B}{\underset{A}{\Large{\Delta}}}\big(\mathcal{E}^{cin}+\mathcal{E}^{pot}\big)=0}}}`$   
   <br>
-$`\quad\Longrightarrow\color{brown}{\mathbf{\large{\overset{B}{\underset{A}{\Large{\Delta}}}\mathcal{E}_X^{méc}=0}}}`$
+$`\quad\Longrightarrow\color{brown}{\mathbf{\large{\overset{B}{\underset{A}{\Large{\Delta}}}\mathcal{E}^{méc}=0}}}`$
+
+