Copyright (c) 1999-2008 Michael Sperber and Peter Thiemann. See file COPYING. This is Essence 2.0! ==================== Welcome to Essence, a Generator for LR(k) and SLR(k) parsers in Scheme. Essence generates highly efficient parsers capable of performing error recovery. Running Essence requires Scheme 48. The generated parsers, however, are written in standard R5RS or R6RS Scheme. Installation instructions are in INSTALL. More documentation is in doc/essence.pdf or doc/html/essence.html, respectively. Essence is based on work in partial evaluation described in the following paper: Michael Sperber and Peter Thiemann. Generation of LR parsers by partial evaluation. ACM Transactions on Programming Languages and Systems, 22(2):224-264, March 2000. The Essence home page is at: http://www.informatik.uni-freiburg.de/proglang/software/essence/ The home page of PGG, the Program Generator Generator used to generate the Essence parser generator is at: http://www.informatik.uni-freiburg.de/proglang/software/pgg/ Enjoy! Mike Sperber Peter Thiemann