@Inproceedings{EPTCS219.5,
  author    = {De Angelis, Emanuele and Fioravanti, Fabio and Pettorossi, Alberto and Proietti, Maurizio},
  year      = {2016},
  title     = {Removing Unnecessary Variables from Horn Clause Verification Conditions},
  editor    = {Gallagher, John P. and R\"ummer, Philipp},
  booktitle = {{\rm Proceedings 3rd Workshop on}
               Horn Clauses for Verification and Synthesis,
               {\rm Eindhoven, The Netherlands, 3rd April 2016}},
  series    = {Electronic Proceedings in Theoretical Computer Science},
  volume    = {219},
  publisher = {Open Publishing Association},
  pages     = {49-55},
  doi       = {10.4204/EPTCS.219.5},
}