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One or more new changesets pushed to the primary ufl repository.
A short summary of the last three changesets is included below.

changeset:   386:d3189c13c99512af059344d6afe3a63c489cf77b
tag:         tip
user:        "Martin Sandve Alnæs <martinal@xxxxxxxxx>"
date:        Thu Oct 30 15:40:14 2008 +0100
files:       test/base.py ufl/__init__.py ufl/algebra.py ufl/algorithms/ad.py ufl/base.py ufl/baseoperators.py
description:
Updated ZeroType.


changeset:   385:84b1f30c3b15cd83505a1822200d4f68aa39ab69
user:        "Martin Sandve Alnæs <martinal@xxxxxxxxx>"
date:        Thu Oct 30 15:28:44 2008 +0100
files:       ufl/tensoralgebra.py
description:
bugfix


changeset:   384:a6f2d4ed562c5fdb347d809496e8e4b819849294
user:        "Martin Sandve Alnæs <martinal@xxxxxxxxx>"
date:        Thu Oct 30 15:27:17 2008 +0100
files:       ufl/differentiation.py ufl/tensoralgebra.py
description:
Automatically converting many of the tensor algebra operations to zero tensors when one of the operands are zero.

Try
  cd demo
  ufl2pdf stiffness_ad.ufl

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For more details, visit http://www.fenics.org/hg/ufl