Publications, books, and patents

Some selected papers:

• Decimal floating-point support on the IBM System z10 processor
  (Schwarz, Kapernick, and Cowlishaw), IBM Journal of Research and Development, Vol. 53 #1, pp4:1–4:10, IBM, January 2009.
• Decimal Floating-Point: Algorism for Computers
  Proceedings 16th IEEE Symposium on Computer Arithmetic (Arith16), ISBN 0-7695-1894-X, pp104-111, IEEE Comp. Soc., June 2003 (Softcopy is also available in PostScript. The presentation charts and handouts are also online.)
• Densely Packed Decimal Encoding   (A summary is available here.)
  IEE Proceedings – Computers and Digital Techniques ISSN 1350-2387, Vol. 149, No. 3, pp102-104, IEE, May 2002
• A Decimal Floating-Point Specification (Cowlishaw, Schwarz, Smith, and Webb)
  Proceedings 15th IEEE Symposium on Computer Arithmetic (Arith15), ISBN 0-7695-1150-3, pp147-154, IEEE Comp. Soc., June 2001 (The charts are available here.)
• NetRexx – an alternative for writing Java classes
  Proceedings of IEEE CompCon 97, ISBN 0-8186-7804-6, pp200-205, IEEE Press, Los Alamitos, Spring 1997
• The Early History of REXX
  IEEE Annals of the History of Computing, ISSN 1058-6180, Vol 16, No. 4, Winter 1994, pp15-24
• A large-scale computer conferencing system (Chess and Cowlishaw)
  IBM Systems Journal, Vol 26, No. 1, 1987, IBM Reprint order number G321-5291
• LEXX – A programmable structured editor
  IBM Journal of Research and Development, Vol 31, No. 1, 1987, IBM Reprint order number G322-0151
• Fundamental requirements for picture presentation
  Proc. Society for Information Display, Volume 26, No. 2 (1985).
• The design of the REXX language
  IBM Systems Journal, Volume 23, No. 4, 1984, IBM Reprint order number G321-5228
• The Characteristics and Use of Lead-Acid Cap Lamps (research for Speleogroup)
  Trans. British Cave Research Association, Vol 1, No. 4, pp199-214, December 1974

Books:

• The NetRexx Language
  ISBN 0-13-806332-X, Prentice-Hall, 1997
• The REXX Language
  In English: ISBN 0-13-780651-5, (second edition) 1990
  In German: ISBN 3-446-15195-8, Carl Hanser Verlag, 1988
  In Japanese: ISBN 4-7649-0136-6, Kindai-kagaku-sha, 1988

Patents and technical disclosures (author or a co-author):

• Automatic Checking of Computer Terminals; Colour Display Apparatus and Method of Coding a Colour Image; Damped Error Diffusion in Binary Display; Data Display and Proportional Spacing; Decimal to Binary Coder/Decoder; Editing of Test Cases; Detection of potential need to use a larger data format; General Purpose Assembler for Microprocessors; Generation of Test Cases for Terminals; Improvements in Text Processing Systems; Logic Card Wire-Embedding Technique; “Microlink” – a Bus Architecture; Multiprocessor Communication System; A Numeric Processing Mechanism (division by approximation); A Numeric Processor (fast decimal division); Remote Link Between Two Processors; Symbolic Keyboard Interface; and Synchronisation and Alternate Path Control.