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

@@ -260,7 +260,7 @@ $`\Longrightarrow\quad\overrightarrow{dl} \cdot \overrightarrow{B}=0`$
  **$`\quad\quad\displaystyle\mathbf{\boldsymbol{ = h\; B_z(\rho_M)}}`$** 
 
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-* De même, si i *$`\mathbf{\;\overrightarrow{dl}_{DA}=-\,dz\,\overrightarrow{e_z}}`$* :
+* Si *$`\mathbf{\;\overrightarrow{dl}_{DA}=-\,dz\,\overrightarrow{e_z}}`$* :
  <br><br>
  *$`\mathbf{\oint_{\Gamma_A}\overrightarrow{B}\cdot\overrightarrow{dl}}`$*    
  <br>