@article{rotationinvariantsoftwodimensionalcurves,
  title = {Rotation invariants of two dimensional curves based on iterated integrals},
  author = {Joscha Diehl},
  year = {2013},
  eprint = {1305.6883},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1305.6883v1},
}