1 files changed, 8 insertions, 0 deletions
diff --git a/param.ccl b/param.ccl
index ff72a06..7518ac7 100644
--- a/param.ccl
+++ b/param.ccl
@@ -48,6 +48,14 @@ STRING vars "List of evolved grid functions that should have dissipation added"
   .* :: "Must be a valid list of grid functions"
 } ""
 
+BOOLEAN zero_derivs_y "set all derivatives to 0 in the y-direction"
+{
+} "no"
+
+BOOLEAN zero_derivs_z "set all derivatives to 0 in the z-direction"
+{
+} "no"
+
 # If you use this parameter be careful. You have to know what you are doing...
 BOOLEAN check_grid_sizes "Should we check grid sizes and ghost zones"
 {