# DOLFIN

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# DOLFIN

DOLFIN is the C++/Python interface of FEniCS, providing a consistent PSE (Problem Solving Environment) for ordinary and partial differential equations.

## Installation

To build DOLFIN, run:

cmake .
make install


For detailed instructions, see the file INSTALL.

DOLFIN is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

DOLFIN is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with DOLFIN. If not, see <http://www.gnu.org/licenses/>.

## Contact

For comments and requests, send an email to the FEniCS mailing list:

fenics@fenicsproject.org

For questions and bug reports, visit the FEniCS Q&A page:

http://fenicsproject.org/qa

For bug reports, visit the DOLFIN Bitbucket page:

http://bitbucket.org/fenics-project/dolfin

DOLFIN is developed by a group of mathematicians, computational scientists and engineers distributed around the world. A list of authors can be found in the file AUTHORS. For more information about DOLFIN, visit

http://fenicsproject.org

# Recent activity

Update logic on PETSc preconditioner re-use for new PETSc interface

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