courant: skip an unnecessary multiplication in dt_min computation (#403)

storm-fsv-cvut · Jun 4, 2024 · 0112b1f · 0112b1f
1 parent be53622
commit 0112b1f
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/smoderp2d/courant.py b/smoderp2d/courant.py
@@ -155,10 +155,7 @@ def courant(self, delta_t):
 
             # return dt*self.max_delta_t_mult, ratio
             # return min(dt,self.max_delta_t*self.max_delta_t_mult), ratio
-            dt_min = min(
-                self.max_delta_t_mult * dt,
-                self.max_delta_t * self.max_delta_t_mult
-            )
+            dt_min = min(dt, self.max_delta_t) * self.max_delta_t_mult
             return dt_min
 
             # pokud je courant v povolenem rozmezi