-- -*- M2-comint -*- hash: 1731307799342301066

i1 : (-4 .. 4) / 
          (i -> if i < 0 then "neg" 
               else if i == 0 then "zer" 
               else "pos")

o1 = (neg, neg, neg, neg, zer, pos, pos, pos, pos)

o1 : Sequence

i2 : (-4 .. 4) / 
          (i -> if i < 0 then "neg" 
     	  else if i == 0 then "zer")

o2 = (neg, neg, neg, neg, zer, , , , )

o2 : Sequence

i3 : 
