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Asumu Takikawa 2013-09-09 15:01:12 -04:00
parent 09559e43bd
commit 08e13b031c

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@ -51,7 +51,7 @@ have based on a predicate check in a conditional expression, it can
narrow the type of the variable within the appropriate branch of the narrow the type of the variable within the appropriate branch of the
conditional. conditional.
@section{Filter and Predicates} @section{Filters and Predicates}
In the previous section, we demonstrated that a Typed Racket programmer In the previous section, we demonstrated that a Typed Racket programmer
can take advantage of occurrence typing to type-check functions can take advantage of occurrence typing to type-check functions