changeset 2071 | 843e0a2d44d7 |
parent 2046 | 73c50e913db6 |
child 2131 | f7ec6f7b152e |
--- a/Nominal/NewFv.thy Thu May 06 14:09:56 2010 +0200 +++ b/Nominal/NewFv.thy Thu May 06 14:10:26 2010 +0200 @@ -140,7 +140,7 @@ val non_rec_vars = case binds of [(SOME bn, i)] => - if i mem bodys + if member (op =) bodys i then noatoms else ((the (AList.lookup (op=) bn_fvbn bn)) $ nth args i) | _ => noatoms