changeset 5377 | efb799c5ed3c |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc-src/Tutorial/Ifexpr/normal Wed Aug 26 17:27:27 1998 +0200 @@ -0,0 +1,6 @@ +consts normal :: ifex => bool +primrec +"normal(CIF b) = True" +"normal(VIF x) = True" +"normal(IF b t e) = (normal t & normal e & + (case b of CIF b => True | VIF x => True | IF x y z => False))"