New version with eta reduction.
(* Title: HOL/Lambda/ROOT.ML
ID: $Id$
Author: Tobias Nipkow
Copyright 1995 TUM
Confluence proof for untyped lambda-calculus using de Bruijn's notation.
Covers beta, eta, and beta+eta.
Beta is proved confluent both in the traditional way and also following the
first two pages of
@article{Takahashi-IC-95,author="Masako Takahashi",
title="Parallel Reductions in $\lambda$-Calculus",
journal=IC,year=1995,volume=118,pages="120--127"}
*)
HOL_build_completed; (*Make examples fail if HOL did*)
writeln"Root file for HOL/Lambda";
loadpath := [".","Lambda"];
time_use_thy "Eta";