From: bangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Tue, 4 Oct 2011 18:52:59 +0000 (+0000)
Subject: Clean up code somewhat.
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e25d12bece5ba012f8702eaed21e0ef036536a1d;p=dealii-svn.git

Clean up code somewhat.


git-svn-id: https://svn.dealii.org/trunk@24530 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/deal.II/examples/step-31/step-31.cc b/deal.II/examples/step-31/step-31.cc
index 245fadd511..4b4c7a35ae 100644
--- a/deal.II/examples/step-31/step-31.cc
+++ b/deal.II/examples/step-31/step-31.cc
@@ -2131,7 +2131,7 @@ namespace Step31
 	    const double old_Ts
 	      = (use_bdf2_scheme ?
 		 (old_temperature_values[q] *
-		  (time_step + old_time_step) / old_time_step
+		  (1 + time_step/old_time_step)
 		  -
 		  old_old_temperature_values[q] *
 		  (time_step * time_step) /
@@ -2142,17 +2142,20 @@ namespace Step31
 	    const Tensor<1,dim> ext_grad_T
 	      = (use_bdf2_scheme ?
 		 (old_temperature_grads[q] *
-		  (1+time_step/old_time_step)
+		  (1 + time_step/old_time_step)
 		  -
 		  old_old_temperature_grads[q] *
-		  time_step / old_time_step)
+		  time_step/old_time_step)
 		 :
 		 old_temperature_grads[q]);
 
 	    const Tensor<1,dim> extrapolated_u
 	      = (use_bdf2_scheme ?
-		 (old_velocity_values[q] * (1+time_step/old_time_step) -
-		  old_old_velocity_values[q] * time_step/old_time_step)
+		 (old_velocity_values[q] *
+		  (1 + time_step/old_time_step)
+		  -
+		  old_old_velocity_values[q] *
+		  time_step/old_time_step)
 		 :
 		 old_velocity_values[q]);