Update cheatsheet.fr.md

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

@@ -601,17 +601,15 @@ $`\begin{align}
 
 * Par intégration sur une portion de trajectoire d'extrémités $`A`$ et $`B`$ :
   <br>
-    $`\displaystyle\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})\\
-  \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}}}`$   
+    $`\left.\begin{array}{l}
+  \int_A^B\overrightarrow{F}_{tot}\cdot\overrightarrow{dl}=+\;\overset{B}{\underset{A}{\large{\Delta}}}\mathcal{E}_X^{cin}\\
+  \int_A^B\overrightarrow{F}_{tot}\cdot\overrightarrow{dl}=-\;\overset{B}{\underset{A}{\large{\Delta}}}\mathcal{E}_X^{pot}\\
+  \end{array}\right\}`$
+$`\Longrightarrow\color{brown}{\mathbf{\large{\overset{B}{\underset{A}{\Large{\Delta}}}\mathcal{E}_X^{cin}+\overset{B}{\underset{A}{\Large{\Delta}}}\mathcal{E}_X^{pot}=0}}}`$   
   <br>
-   $`\quad\Longrightarrow
-  \color{blue}{\mathbf{\large{d\,\big(\mathcal{E}^{cin}+\mathcal{E}^{pot}\big)=0}}}`$   
+$`\quad\Longrightarrow\color{blue}{\mathbf{\large{\overset{B}{\underset{A}{\Large{\Delta}}}\big(\mathcal{E}_X^{cin}+\mathcal{E}_X^{pot}\big)=0}}}`$   
   <br>
-   $`\quad\Longrightarrow
-  \color{brown}{\mathbf{\large{d\mathcal{E}^{méc}=0}}}`$  
+$`\quad\Longrightarrow\color{brown}{\mathbf{\large{\overset{B}{\underset{A}{\Large{\Delta}}}\mathcal{E}_X^{méc}=0}}}`$