ar interest to deal.II is their ability to
      provide this functionality both on sequential and parallel (using MPI)
      computers.
      Compared to <a href="https://www.mcs.anl.gov/petsc/" target="_top">PETSc</a>,
      which is written in C, Trilinos is written in C++ and can be considered to
      be a more modern version of PETSc though both packages are under
      continuing development at their respective national laboratories.
    </p>

    <p>
      <acronym>deal.II</acronym> has wrapper clas