The World Wide Web Virtual Library: HOL (original) (raw)

Virtual Library Formal Methods

The HOL theorem prover

Please contact Jonathan Bowenif you know of relevant on-line information not included here.

This document contains some pointers to information on the HOLmechanical theorem proving system, based on Higher Order Logic, available around the world on the World Wide Web (WWW or W3), a global hypermedia system providing worldwide information.

The following on-line information is available:

• The HOL System. Information provided by theAutomated Reasoning Group at the University of Cambridge Computer Laboratory, UK. See alsoFTP archive.
• HOL 4andProject information - HOL theorem-proving systemfromSourceForge.
• HOL documentation atBrigham Young University(second sourced in the UK).
• The sources for the HOL system(with an index) at theUniversity of Cambridge Computer Laboratory(second sourcedin the US).
• Archive materialincluding papersand contributed softwarefor HOL (with a READMEfile) are available.
• Release Note for HOL from theAutomated Reasoning Group at Cambridge.
• The info-hol electronic mailing list enables discussion on topics concerning HOL and includes annnouncements of HOL meetings. Contact info-hol-request@lal.cs.byu.edu to be added to the list. The archives aresearchable and there is alist of subscribers.
• Conferences related to the HOL System. See TPHOLs'98: International Conference on Theorem Proving in Higher Order Logics, Canberra, Australia, 21 September - 2 October 1998.
• The HOL2000 initiative is trying to put together a design for the next generation of HOL-like theorem proving environments. To join the discussion list, email hol2000-request@lal.cs.byu.edu.
• Some support for the Z notation is available as documented in the paper Z and HOL. The source filesfor various Z specifications in HOL are available.
• ProofPoweris a commercial tool, developed and marketed by ICL, supporting development and checking of specifications and formal proofs inHigher Order Logic and/orZ. Support for Z uses a deep(ish) embedding of Z into HOL, but includes syntax and type checking customized for Z.
• HOL-Z tool. A shallow embedding of theZ notation in the higher-order logic theorem proverIsabelle, similar to that of the HOL system. Also mirroredhere andhere.
• Information on theHOL Theorem Prover from theFormal Methods and Theory Group at Glasgow.
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• A good introductory book is Introduction to HOL: A theorem proving environment for higher order logic, edited byM.J.C. Gordon andT.F. Melham, 1993. ISBN:0 521 44189 7See also:
  • Other information on books, especially concerning hardware verification.
  • Publisher's information from Cambridge University Press. ISBN: 0 521 44189 7.
  • A book review of ``An introduction to HOL'' byGraham Hutton.
  • Order from yourbookstore (e.g., from Amazon USA orAmazon UK).
• Higher Order Logic theorem provers pointers from Yahoo.
• CHOL distributionfrom INRIA, an attempt to privide a better user interface for HOL using the Centaursystem.
• Higher Order Logic Theorem Proving and its Applicationsspecial issue ofThe Computer Journal byTom Melham.
• HOL Light byJohn Harrison. See also PVS, another newer theorem proving tool based on higher order logic.

Last updated byJonathan Bowen, 17 February 2005.
Further information for possible inclusion is welcome.

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