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-rw-r--r--priorque.txi4
1 files changed, 4 insertions, 0 deletions
diff --git a/priorque.txi b/priorque.txi
index a1cd195..9306a89 100644
--- a/priorque.txi
+++ b/priorque.txi
@@ -14,20 +14,24 @@ Returns a binary heap suitable which can be used for priority queue
operations.
@end defun
+
@defun heap-length heap
Returns the number of elements in @var{heap}.
@end defun
+
@deffn {Procedure} heap-insert! heap item
Inserts @var{item} into @var{heap}. @var{item} can be inserted multiple
times. The value returned is unspecified.
@end deffn
+
@deffn {Procedure} heap-extract-max! heap
Returns the item which is larger than all others according to the
@var{pred<?} argument to @code{make-heap}. If there are no items in
@var{heap}, an error is signaled.
@end deffn
+