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

changeset:   4491:cb0fdfa3514ab65e67b2f922cf482b4f2aa008eb
tag:         tip
user:        Anders Logg <logg@xxxxxxxxx>
date:        Tue Jul 22 23:44:14 2008 +0200
files:       bench/fem/assembly/cpp/main.cpp
description:
Bug fix in assembly benchmark (don't trust values in previous changeset)
and add reassembly benchmark. New preliminary results:

Assemble  |  Poisson2DP1  Poisson2DP2  Poisson2DP3  THStokes2D  StabStokes2D  Elasticity3D  NSEMomentum3D
---------------------------------------------------------------------------------------------------------
uBLAS     |         0.45         3.84         3.77        15.1          3.81           8.8           9.13
PETSc     |         0.42          3.6         3.56       14.07           3.2           7.6            7.9
Epetra    |         0.45         3.76         3.76       14.94          3.72          8.71           9.06
MTL4      |         0.44         3.75         3.75       14.77          3.73          8.75           9.11
Assembly  |         0.43         3.78          3.8       14.88          3.36          7.05           7.49

Reassemble  |  Poisson2DP1  Poisson2DP2  Poisson2DP3  THStokes2D  StabStokes2D  Elasticity3D  NSEMomentum3D
-----------------------------------------------------------------------------------------------------------
uBLAS       |          0.2         0.64         0.64        4.37          1.49          4.39           4.74
PETSc       |         0.19         0.54         0.55        3.08          1.06          3.24           3.55
Epetra      |          0.2         0.65         0.65        4.41           1.5          4.36           4.71
MTL4        |         0.22         0.65         0.64        4.42           1.5          4.38           4.73
Assembly    |         0.17         0.53         0.53        2.92          0.89          2.36           2.73

>From these results, it looks like the AssemblyMatrix backend is the fastest
but there may be bugs etc.


changeset:   4490:2671a65ec6435c8fcfd421aa41290f9dd3989e59
user:        Anders Logg <logg@xxxxxxxxx>
date:        Tue Jul 22 22:54:31 2008 +0200
files:       bench/fem/assembly/Elasticity3D.form bench/fem/assembly/NSEMomentum3D.form bench/fem/assembly/PoissonP1.form bench/fem/assembly/PoissonP2.form bench/fem/assembly/PoissonP3.form bench/fem/assembly/StabStokes2D.form bench/fem/assembly/THStokes2D.form bench/fem/assembly/bench.py bench/fem/assembly/cpp/SConstruct bench/fem/assembly/cpp/forms.h bench/fem/assembly/cpp/forms/Elasticity3D.form bench/fem/assembly/cpp/forms/Elasticity3D.h bench/fem/assembly/cpp/forms/NSEMomentum3D.form bench/fem/assembly/cpp/forms/NSEMomentum3D.h bench/fem/assembly/cpp/forms/Poisson2DP1.form bench/fem/assembly/cpp/forms/Poisson2DP1.h bench/fem/assembly/cpp/forms/Poisson2DP2.form bench/fem/assembly/cpp/forms/Poisson2DP2.h bench/fem/assembly/cpp/forms/Poisson2DP3.form bench/fem/assembly/cpp/forms/Poisson2DP3.h bench/fem/assembly/cpp/forms/StabStokes2D.form bench/fem/assembly/cpp/forms/StabStokes2D.h bench/fem/assembly/cpp/forms/THStokes2D.form bench/fem/assembly/cpp/forms/THStokes2D.h bench/fem/assembly/cpp/main.cpp bench/fem/assembly/python/bench.py dolfin/common/Timer.h dolfin/log/Logger.cpp dolfin/log/Logger.h dolfin/log/log.cpp dolfin/log/log.h dolfin/swig/dolfin_docstrings.i site-packages/dolfin/logger.py
description:
First version of assembly benchmark in C++ (based on previous versions).
Python version currently broken (will fix). Preliminary results:

Assembly benchmark  |  Poisson2DP1  Poisson2DP2  Poisson2DP3  THStokes2D  StabStokes2D  Elasticity3D  NSEMomentum3D
-------------------------------------------------------------------------------------------------------------------
uBLAS               |         0.33         3.13         3.06        9.71          2.19          4.46           4.78
PETSc               |          0.3         3.08         3.05        9.46          2.19          4.44           4.77
Epetra              |         0.32         3.06         3.06        9.46          2.17          4.43           4.78
MTL4                |         0.31         3.07         3.06        9.47          2.19          4.44           4.77
Assembly            |         0.31         3.07         3.06        9.48          2.18          4.44           4.78


changeset:   4489:d5438d5945af61acb9e97fa57a71947f4a999372
user:        Anders Logg <logg@xxxxxxxxx>
date:        Tue Jul 22 22:09:37 2008 +0200
files:       dolfin/fem/Assembler.cpp dolfin/fem/Assembler.h dolfin/fem/assemble.cpp dolfin/fem/assemble.h
description:
Add parameter reset_tensor=true to all assemble functions

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