Update SimpleWave example to work with xTensor

ianhinder · Mar 7, 2014 · f6d78b8 · f6d78b8
1 parent dd7db53
commit f6d78b8
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/Examples/SimpleWave.m b/Examples/SimpleWave.m
@@ -4,7 +4,7 @@
   PDstandard2nd[i_]     -> StandardCenteredDifferenceOperator[1,1,i],
   PDstandard2nd[i_, i_] -> StandardCenteredDifferenceOperator[2,1,i]};
 
-PD = PDstandard2nd;
+DefineDerivative[pd, PDstandard2nd];
 
 groups = {{"evolved_group", {phi, pi}}};
 
@@ -24,7 +24,7 @@
   Equations ->
   {
     dot[phi] -> pi,
-    dot[pi]  -> Euc[ui,uj] PD[phi,li,lj]
+    dot[pi]  -> Euc[ui,uj] pd[phi,li,lj]
   }};
 
 CreateKrancThornTT[