- (def-frob zerop "Is this number zero?")
- (def-frob plusp "Is this real number strictly positive?")
- (def-frob minusp "Is this real number strictly negative?")
- (def-frob oddp "Is this integer odd?")
- (def-frob evenp "Is this integer even?"))
+ (def zerop "Is this number zero?")
+ (def plusp "Is this real number strictly positive?")
+ (def minusp "Is this real number strictly negative?")
+ (def oddp "Is this integer odd?")
+ (def evenp "Is this integer even?"))