src/HOL/ex/InductiveInvariant.thy
2006-11-17 wenzelm 2006-11-17 more robust syntax for definition/abbreviation/notation;
2006-05-27 wenzelm 2006-05-27 tuned;
2005-09-14 wenzelm 2005-09-14 tuned headers etc.;
2005-06-17 haftmann 2005-06-17 migrated theory headers to new format
2005-03-30 paulson 2005-03-30 converted from DOS to UNIX format
2003-10-22 paulson 2003-10-22 InductiveInvariant_examples illustrates advanced recursive function definitions