--- trunk/esys2/doc/user/examples/diffusion.py	2005/02/28 07:06:23	112
+++ trunk/esys2/doc/user/examples/diffusion.py	2005/02/28 07:06:33	113
@@ -1,6 +1,6 @@
 # $Id$
 from mytools import Helmholtz
-from esys.escript import Lsup
+from esys.escript import Lsup,length
 from esys.finley import Rectangle
 #... set some parameters ...
 xc=[0.02,0.002]
@@ -31,4 +31,4 @@
       print "time step :",t
       mypde.setValue(kappa=kappa,omega=rhocp/h,f=q+rhocp/h*T,eta=eta,g=eta*Tref)
       T=mypde.getSolution()
-      T.saveDX("T%d.dx"%i)
\ No newline at end of file
+      T.saveDX("T%d.dx"%i)