3-NIRVANA-user-guide/3.2-User-interfaces.md

@@ -415,9 +415,12 @@ possible values or a numeric range.
         Jeans-length-based mesh refinement criterion allowing a
         systematic reduction of the Jeans threshold with increasing
         refinement level $l$ according to the expression 
-        `_C.amr_Jeans`$-l*$`_C.amr_dJeans`, i.e., the local
-        Jeans length becomes gradually higher resolved with increasing $l$. 
-        `_C.amr_dJeans` must be positiv. 
+
+        `_C.amr_Jeans`$-l*$`_C.amr_dJeans`, 
+
+        i.e., the local
+        Jeans length becomes gradually higher resolved with increasing 
+        $l$. `_C.amr_dJeans` must be positiv. 
 
         **Important**: `_C.amr_dJeans` must be chosen with care such
         that the actual Jeans threshold never becomes too small or