Update Exercise2.ipynb

emergency fixes

Author: RolfHut

book/1_modelling_intro_HBV/Exercise2.ipynb

@@ -96,7 +96,7 @@
     "        else:\n",
     "        # Evaporation only when there is no rainfall\n",
     "            Pe_dt = np.maximum(0, (Si[i] - I_max) / dt) #is zero, because of no rainfall\n",
-    "            Ei_dt[i] = np.minimum(Epdt, Si[i] / dt)\n",
+    "            Ei_dt[i] = np.minimum(Ep_dt, Si[i] / dt)\n",
     "            Si[i] = Si[i] - Pe_dt - Ei_dt[i]\n",
     "        \n",
     "        if i < t_max-1:\n",