I've this problem:
(set-option :print-success true)
(declare-datatypes () (( Data nil (cons (giorno Int) (mese Int)(anno Int) ))))
(declare-datatypes () (( Eta (cons1 (data Data) (io Int)))))
(assert (forall ( (e Eta) )
(and (< 0 ((giorno data) e)) (> 0 ((giorno data) e))
) ) )
(check-sat)
and z3 return me this:
Z3(7, 12): ERROR: invalid qualified/indexed identifier, '_' or 'as' expected
how can i resolve this?
I think that the correct code is
and the output is