On Tue, May 31, 2011 at 1:02 PM, Ambrose Bonnaire-Sergeant <
[email protected]> wrote:
> user=> (run 2 [q]
> (exist [x y z]
> (conde
> ((== (x y z x) q))
> ((== (z y x z) q)))))
>
You have to take note of the formatting conventions - as with the Little
Schemer the source presented is an idealized Scheme, not one you can just
type in.
(run 2 [q]
(exist [x y z]
(conde
((== [x y z x] q))
((== [z y x z] q)))))
Should work.
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