3-NIRVANA-user-guide/3.1-Code-basics.md

@@ -452,7 +452,7 @@ The criterion is applied to primary (or related) physical variables
     to be refined and in a buffer zone around it in order to capture
     flow features right in time.*
 
--   Jeans-length-based (important in simulations involving selfgravity)
+-   Jeans-length-based (important in simulations involving selfgravity)  
 ![amr_Jeans](uploads/0ba770df864c30ebefb50cd93a419e09/amr_Jeans.png)    
     where the first factor is the local Jeans length with
     *c*<sub>*s*</sub> the sound speed and *G* the gravitational
@@ -464,7 +464,6 @@ The criterion is applied to primary (or related) physical variables
 
 -   Field-length-based (potentially relevant for simulations involving a
     heatloss source but rarely used in practice):
-![amr_Field](uploads/89e2c04627cd657ccf5577610138fdc9/amr_Field.png)
 ![amr_Field](uploads/e8315277b9e4719780e1c7422af3f13f/amr_Field.png)
     where the first factor is the Field length with *L*(𝜚, *T*) the
     density- and temperature-dependent heatloss function and *κ* the