1 files changed, 13 insertions, 2 deletions
diff --git a/param.ccl b/param.ccl
index 671cdd7..5bc148d 100644
--- a/param.ccl
+++ b/param.ccl
@@ -288,14 +288,25 @@ boolean GRHydro_c2p_reset_eps_tau_hot_eos "As a last resort, reset tau" STEERABL
  
 REAL GRHydro_hot_atmo_temp "Temperature of the hot atmosphere in MeV" STEERABLE=ALWAYS
 {
- 0:*   :: "Larger than 0 MeV"
+ 0.0:*   :: "Larger than 0 MeV"
 } 0.5e0
 
 REAL GRHydro_hot_atmo_Y_e "Y_e of the hot atmosphere" STEERABLE=ALWAYS
 {
- 0:*   :: "Larger than 0"
+ 0.0:*   :: "Larger than 0"
 } 0.5e0
 
+REAL GRHydro_Y_e_min "minimum allowed Y_e" STEERABLE=ALWAYS
+{
+ 0.0:*   :: "Larger than or equal to zero"
+} 0.0
+
+REAL GRHydro_Y_e_max "maximum allowed Y_e" STEERABLE=ALWAYS
+{
+ 1.0:*   :: "Larger than or equal to zero; 1 is default"
+} 1.0
+
+
 ####################### Other Parameters ##############################
 
 #Parameters controlling conservative <-> primitive change.