Logic Based Program Synthesis and Transformation

inArti?cialIntelligence 1861, Springer-Verlag,2000. 3 K. -K. Lau,editor, Pre-Proceedings of the Tenth International Workshop on Log- basedProgramSynthesisandTransformation, Technical Report UMCS-00-6-1, - partment of Computer Science, University of Manchester, June 2000. ISSN 1361- 6161. (Electronic version at: http://www. cs. man. ac. uk/cstechrep/Abstracts/ UMCS-00-6-1. html. ) Program Chair Kung-KiuLau UniversityofManchester,UK Program Committee DavidBasin Albert-Ludwigs-Universit¿atFreiburg,Germany AnnalisaBossi Universit`aCa'FoscaridiVenezia,Italy AntonioBrogi Universit`adiPisa,Italy MauriceBruynooghe KatholiekeUniversiteitLeuven,Belgium MireilleDucass¿e IRISA/INSA,France SandroEtalle UniversiteitMaastricht,TheNetherlands PierreFlener UppsalaUniversity,Sweden MichaelHanus Christian-Albrechts-Universit¿atzuKiel,Germany IanHayes UniversityofQueensland,Australia ManuelHermenegildo TechnicalUniversityofMadrid,Spain PatriciaHill UniversityofLeeds,UK BaudouinLeCharlier UniversityofNamur,Belgium MichaelLeuschel UniversityofSouthampton,UK MichaelLowry NASAAmesResearchCenter,USA AliMili WestVirginiaUniversity,USA TorbenMogensen UniversityofCopenhagen,Denmark AlbertoPettorossi UniversityofRomeTorVergata,Italy DonSannella UniversityofEdinburgh,UK DougSmith KestrelInstitute,USA ZoltanSomogyi UniversityofMelbourne,Australia Additional Referees JamieAndrews IanGreen Germ¿anPuebla AlessandroAvellone DavidHemer OlivierRidoux YvesBekkers BrahimHnich DaveRobertson FranciscoBueno EdKazmierczak SabinaRossi NicolettaCocco ZeynepK?z?ltan SalvatoreRuggieri RobertColvin ElviraPino JudithUnderwood MauroFerrari MaurizioProietti Germ¿anVidal Table of Contents Synthesis AFormalFrameworkforSynthesisandVeri?cationofLogicPrograms . . . . . . 1 AlessandroAvellone,MauroFerrariandCamilloFiorentini ProtocolsbetweenProgramsandProofs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 ImanPoernomoandJohnN. Crossley ATechniqueforModularLogicProgramRe?nement. . . . . . .