This file is indexed.

/usr/lib/help/vector-ref is in scheme9 2013.11.26-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

1
2
3
4
5
6
R4RS 6.8  (vector-ref vector integer)  ==>  object

INTEGER must be a valid index of VECTOR. VECTOR-REF returns the
contents of the element at the INTEGER'th position of VECTOR.

(vector-ref '#(1 1 2 3 5 8 13 21) 5) ==>  8