19970525 
slotosch 
19970525 
eliminated the constant less by the introduction of the axclass sq_ord
added explicit type ::'a::po in the following theorems:
minimal2UU,antisym_less_inverse,box_less,not_less2not_eq,monofun_pair
and dist_eqI (in domainpackage)
added instances
instance fun :: (term,sq_ord)sq_ord
instance ">" :: (term,sq_ord)sq_ord
instance "**" :: (sq_ord,sq_ord)sq_ord
instance "*" :: (sq_ord,sq_ord)sq_ord
instance "++" :: (pcpo,pcpo)sq_ord
instance u :: (sq_ord)sq_ord
instance lift :: (term)sq_ord
instance discr :: (term)sq_ord

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19970423 
paulson 
19970423 
Ran expandshort

file  diff  annotate 
19970326 
nipkow 
19970326 
Added "discrete" CPOs and modified IMP to use those rather than "lift"

file  diff  annotate 