From 175be44c46a553ab59d576b4dd3747fd09e96b78 Mon Sep 17 00:00:00 2001
From: Gerd Heber <gheber@hdfgroup.org>
Date: Fri, 3 Jul 2015 20:38:07 -0500
Subject: [PATCH] Added a documentation string.

---
 src/chcm-elementary-op.lisp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/chcm-elementary-op.lisp b/src/chcm-elementary-op.lisp
index b7b6bfb..5424f6e 100644
--- a/src/chcm-elementary-op.lisp
+++ b/src/chcm-elementary-op.lisp
@@ -7,6 +7,7 @@
 (PROVIDE "chcm-elementary-op")
 
 (DEFUN Z-CHCM ()
+  "Build the unit chain complex."
   (the chain-complex
        (build-chcm
 	:cmpr #'(lambda (gnrt1 gnrt2)