petsc-3.14.6 2021-03-30
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DM Examples

DM objects are used to manage communication between the algebraic structures in PETSc (Vec and Mat) and mesh data structures in PDE-based (or other) simulations. See, for example, DMDACreate().

ex1.c: Tests projection with DMSwarm using general particle shapes
ex2.c: Tests L2 projection with DMSwarm using delta function particles
ex4.c: Example of simple hamiltonian system (harmonic oscillator) with particles and a basic symplectic integrator\n
ex5.c: Vlasov example of particles orbiting around a central massive point
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