Types for Proofs and Programs: International Workshop TYPES '93, Nijmegen, The Netherlands, May 24 - 28, 1993. Selected Papers

Proving strong normalization of CC by modifying realizability semantics.- Checking algorithms for Pure Type Systems.- Infinite objects in type theory.- Conservativity between logics and typed ? calculi.- Logic of refinement types.- Proof-checking a data link protocol.- Elimination of extensionality in Martin-Lof type theory.- Programming with streams in Coq a case study: The Sieve of Eratosthenes.- The Alf proof editor and its proof engine.- Encoding Z-style Schemas in type theory.- The expressive power of Structural Operational Semantics with explicit assumptions.- Developing certified programs in the system Coq the program tactic.- Closure under alpha-conversion.- Machine Deduction.- Type theory and the informal language of mathematics.- Semantics for abstract clauses.