Philippe Devienne, Patrick Lebègue, Jean-Christophe Routier. The Emptiness Problem of One Binary Recursive Horn Clause is Undecidable. In ILPS. pages 250-265, 1993.
@inproceedings{DevienneLR93:0, title = {The Emptiness Problem of One Binary Recursive Horn Clause is Undecidable}, author = {Philippe Devienne and Patrick Lebègue and Jean-Christophe Routier}, year = {1993}, researchr = {https://researchr.org/publication/DevienneLR93%3A0}, cites = {0}, citedby = {0}, pages = {250-265}, booktitle = {ILPS}, }