>> What about the segmentation fault? Am I doing something wrong? > > You're missing an conversion from fixnum to flonum in the second > argument to `unsafe-fl/`:
At first I thought the same but (unsafe-fl/ 3.0 4) works and (flonum? 4) is #f …what am I missing? Dan ____________________ Racket Users list: http://lists.racket-lang.org/users