Update...

Update 12.temporary_ins/44.relativity/40.n4/20.general.relativity/20.framework-of-general-relativity/20.overview/cheatsheet.fr.md

12.temporary_ins/44.relativity/40.n4/20.general.relativity/20.framework-of-general-relativity/20.overview/cheatsheet.fr.md

@@ -62,6 +62,7 @@ $`ds_P^2=g_{ab\,P}\,dx^a\,dx^b`$
 $`\mathbf{e_{a,P}}=\displaystyle\lim_\Delta s\rightarrow 0}\dfrac{\Delta\mathbf{s}}{\Delta x^a}`$
 
 
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