Decomposition.md

@@ -59,4 +59,4 @@ Note also that each external ghost box of a sub-domain is an internal ghost box
 
 [[uploads/Domain_decomposition_internal.jpg]]
 
-The following image show the internal ghost boxes of the same local processor
+The following image show the internal ghost boxes of the same local processor indicated with B5_0 B8_0 B9_0 and B9_1