@article{ranocha2020discrete,
  title={Discrete Vector Calculus and {H}elmholtz {H}odge Decomposition
         for Classical Finite Difference Summation by Parts Operators},
  author={Ranocha, Hendrik and Ostaszewski, Katharina and Heinisch, Philip},
  journal={Communications on Applied Mathematics and Computation},
  volume={2},
  pages={581--611},
  year={2020},
  month={02},
  eprint={1908.08732},
  eprinttype={arxiv},
  eprintclass={math.NA},
  doi={10.1007/s42967-019-00057-2}
}