VSRNet Mondex Workshop

1
VSR-NetMondex Workshop

• CCLRC - Rutherford Appleton Laboratory
• 16-17 January 2006

2
Welcome

• Domestics
• Coseners house refurbishment
• Wireless
• RAL-VIS
• Travel
• 1815 Monday RAL?Coseners
• 0810 Tuesday Coseners ? RAL
• Schedule

3
Schedule

• Monday 16th January12.30-14.00 Lunch14.00-14.05
  Welcome Juan Bicarregui ( RAL)14.05-14.30 The
  Verified Software Repository Juan Bicarregui (
  RAL)14.30-15.30 Mondex Jim Woodcock (University
  of York)15.30-16.00 Tea16.00-16.45 The Z
  Notation Steve King (University of
  York)16.45-17.30 The B Method Michael Butler
  (University of Southampton)17.30-18.00
  Discussion
• Evening Dinner - to be arranged
• Tuesday 17th January09.00-09.45 VDM Cliff Jones
  (University of Newcastle)09.45-10.30 Perfect
  Developer David Crocker (Escher
  Technology)10.30-11.00 Coffee11.00-11.45 OCL
  Martin Gogolla (University of Bremen)11.45-12.30
  Discussion12.30-14.00 Lunch

4
Issues raised Monday

• We need to define a process for updates to
  repository
• Some evidence of the value of reworking specs is
  already made by exisitnig work on Mondex,
• Susan, Steve, Jim, ...
• Link to RefineNet 2004 workshop
• Libraries of results are useful eg Z eves
• Some evidence for many small steps of refinement
  easier than one big step
• Exchange of proofs not possible
• (even between Z tools)

5
Issues Raised Tuesday

• Mondex Agenda
• What Hypotheses are we going to test by Mondex
  work?
• has the ten years made a difference (Tonys
  Question)
• What is to be done
• Are fully machine checked (and generated) proof
  possible?
• tested by
• OCL Alloy- build models and validate them
• PD, event B, Z, Alloy teams doing verification
• Raise ?
• Can we use to calibrate Spec and ESC Java (we
  need to generate Java)
• Event B, PD interested
• Schedule?
• How are we going to do it?
• future meetings
• Next meeting May22-23 Coseners House
• communications
• distribution of errata, new models etc
• Deposit in repository
• (wiki?, mailing list?)