A Walk in the Semantic

@inproceedings{Danvy2011AWI,
  title={A Walk in the Semantic},
  author={Olivier Danvy and Jacob Johannsen and Ian Zerny},
  year={2011}
}
To celebrate the 20th anniversary of PEPM, we are inviting you to a walk in the semantic park and to inter-derive reduction-based and reduction-free negational normalization functions.