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fix mistake in memf documentation, Closes PR 12745

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Matthias Felleisen 2012-05-01 16:47:53 -04:00
parent 3db6d1c5b2
commit e04b74f22a
1 changed files with 4 additions and 1 deletions
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5
collects/lang/private/intermediate-funs.rkt
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@ -52,7 +52,10 @@
"Finds the (first) element of the list that maximizes the output of the function.")
(memf ((X -> any) (listof X) -> (union false (listof X)))
"Produces true if the function given as the first argument produces a non-false value for any item in the second argument.")
"Produces false if the predicate given as the first argument
produces false for all items on the given list. If the
given predicate produces true for any of the items on the list,
memf returns the sub-list starting from that element.")
(apply ((X-1 ... X-N -> Y) X-1 ... X-i (list X-i+1 ... X-N) -> Y)
"Applies a function using items from a list as the arguments.")
(compose ((Y-1 -> Z) ... (Y-N -> Y-N-1) (X-1 ... X-N -> Y-N) -> (X-1 ... X-N -> Z))