Fix typo in f_subtract doc #2

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merged 1 commit into from Jun 14, 2011
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@@ -39,7 +39,7 @@ is_empty(Box) ->
f_union(K, New) ->
{fun ?MODULE:op_union/3, [K, New]}.
-%% @doc Returns an op() that does an ordsets:union(Del, Set) on the value at
+%% @doc Returns an op() that does an ordsets:subtract(Set, Del) on the value at
%% K in orddict (or [] if not present).
-spec f_subtract(term(), [term()]) -> op().
f_subtract(K, Del) ->