Fri, 25 Aug 2000 12:17:09 +0200 | paulson | added \trivlist...\endtrivlist to the "isabelle" environment | changeset | files |
Fri, 25 Aug 2000 12:15:35 +0200 | paulson | moved congruence rules UN_cong, INT_cong from UNTIY/Union to Set.ML | changeset | files |
Thu, 24 Aug 2000 12:39:42 +0200 | paulson | xsymbols for {| and |} | changeset | files |