Typed lambda calculi and applications

by International Conference on Typed Lambda Calculi and Applications (4th 1999 L'Aquila, Italy)

Thisvolumerepresents the proceedings ofthe Fourth International Conference onTypedLambdaCalculiandApplications,TLCA’99,heldinL’Aquila,on7-9 April1999. It contains25contributions. Fiftywere submitted, their overallqualitywas high, and selection was di?cult. The Programme Committee is very grateful toeveryonewhosubmittedapaper. Italsocontainstwopapersintroducingthe ”demos”of”tlcasoftware”,i. e. industrialproductsmakinguseoftypedlamb- calculi. Thetutorialson – DenotationalsemanticsbyThomasEhrhardandJohnLongley,and – IntersectiontypesbyMarioCoppoandMariangiolaDezaniarenotincluded inthisvolume. Theeditor wishestothankthemembersoftheProgrammeCommitteeand theOrganizingCommitteelisted, fortheir hard work andsupport, witha s- cial mention for Benedetto Intrigila. He also thanks Corrado Boh ¨ m for kindly acceptingthe taskofdeliveringabanquetspeech.^ Theeditor alsoexpresses hisgratitude to allthereferees listed on the next page,as wellas tothose whowishnotto belisted fortheiressential assistance