;; Definitions window:
(module foo scheme/base
(define (even? n)
(or (zero? n) (odd? (sub1 n))))
(define (odd? n)
(and (not (zero? n)) (even? (sub1 n)))));; Interactions window: > (namespace-undefine-variable! 'even?) > (namespace-variable-value 'even?) namespace-variable-value: even? is not defined > (odd? 42) **SEGFAULT** _________________________________________________ For list-related administrative tasks: http://list.cs.brown.edu/mailman/listinfo/plt-dev
