Category: ALP ISSUE

In memoriam: Harold Boley

We sadly announce the passing of Harold Boley, a friendly colleague, AI researcher and initiator of RuleML meetings and  community. Our condolescences to his family, friends, and collaborators.     The Rule ML community has written a detailed and heartfelt…

TPLP Changes

On behalf of the TPLP Editor in Chief, Mirek Truszczynski. Effective January 1st, 2021, the following changes will take place on the areas of TPLP: The area of “Theory” will be renamed to “Theoretical Foundations” The area of “Inductive Logic…

DaRLing: a Datalog OWL 2 RL Rewriter

By Alessio Fiorentino, Marco Manna, and Jessica ZangariUniversity of Calabria, Rende, Italy ABSTRACT Ontology-mediated query answering (OMQA) is an emerging paradigm atthe basis of many semantic-centric applications. In this setting, a conjunctive query has to be evaluated against a knowledge…

Report on ICLP 2019

By Esra Erdem and German Vidal The 35th International Conference on Logic Programming (ICLP 2019) was held in Las Cruces, New Mexico, USA, from September 20 to September 25, 2019.   Since the first conference held in Marseille in 1982,…

Preserving more of the history of logic programming (especially source code)

by Paul McJones Logic programming has a long and interesting history with a rich literature comprising newsletters and journals, monographs, and workshop and conference proceedings.  Much of that literature is accessible online, at least to people with the appropriate subscriptions.…

Some More History: The 1983 LP Workshop

Our friend Luis Moniz Pereira has shared with us another great piece of logic programming history – the proceedings and posters of the Logic Programming workshop that took place in Albufeira, Portugal on June 26-July 1, 1983. http://www.softwarepreservation.org/projects/prolog/lisbon/lpw83 M. Pereira,…

Some History of the ALP Newsletter

Thanks to the great effort of Luis Moniz Pereira, we have now access to the issues of the ALP Newsletter published between 1981 and 1984. These are incredible readings!  Luís Moniz Pereira, editor. Logic Programming Newsletter, Universidade Nova de Lisboa, Departamento de Informática. Issues…

The Alpha Solver for Lazy-Grounding Answer-Set Programming

Antonius Weinzierl1, Bart Bogaerts2, Jori Bomanson3, Thomas Eiter1,Gerhard Friedrich4, Tomi Janhunen3;5, Tobias Kaminski1, Michael Langowski1, Lorenz Leutgeb1, Gottfried Schenner6, Richard Taupe4;61 Institute of Logic and Computation, Vienna University of Technology, Austria2 Department of Computer Science, Vrije Universiteit Brussel (VUB), Belgium3…

In memoriam: Jan Małuszyński

Our friend, colleague and mentor Jan Małuszyński, age 79, passed away in his home on June 27th, 2020, after an extended battle with cancer. Our thoughts go, in particular, to Jan’s wife Gizela and their children Ania and Chris and…

In Memoriam: Jan Maluszynski

It is with a heavy heart that we announce that Professor Jan Maluszynski and passed away after fighting a fatal illness for over a year. Prof. Maluszynski was one of the pioneers of logic programming, with important contributions in a…