From http://www.jwz.org/xscreensaver/xscreensaver-5.16.tar.gz

[xscreensaver] / hacks / config / celtic.xml

diff --git a/hacks/config/celtic.xml b/hacks/config/celtic.xml
index 1f14c93ca561101f747b0e4e1442f18e8f81e59d..b38040abe074a9de1eefa6328b6c092cddc83e9e 100644 (file)
--- a/hacks/config/celtic.xml
+++ b/hacks/config/celtic.xml
@@ -21,6 +21,7 @@
 Repeatedly draws random Celtic cross-stitch patterns.
 
 http://en.wikipedia.org/wiki/Celtic_knot
+http://en.wikipedia.org/wiki/Knots_and_graphs
 
 Written by Max Froumentin; 2005.
   </_description>