From http://www.jwz.org/xscreensaver/xscreensaver-5.33.tar.gz

[xscreensaver] / hacks / config / hypertorus.xml

diff --git a/hacks/config/hypertorus.xml b/hacks/config/hypertorus.xml
index 8703391cfc29a7a600f75ccf838ce1c290e995a7..1f9b1e4480cac7bb865e112805c23ff74fd25640 100644 (file)
--- a/hacks/config/hypertorus.xml
+++ b/hacks/config/hypertorus.xml
@@ -107,9 +107,9 @@ Inspired by Thomas Banchoff's book "Beyond the Third Dimension:
 Geometry, Computer Graphics, and Higher Dimensions", Scientific
 American Library, 1990.
 
-http://en.wikipedia.org/wiki/N-sphere
-http://en.wikipedia.org/wiki/Clifford_torus
-http://en.wikipedia.org/wiki/Regular_polytope
+https://en.wikipedia.org/wiki/N-sphere
+https://en.wikipedia.org/wiki/Clifford_torus
+https://en.wikipedia.org/wiki/Regular_polytope
 
 Written by Carsten Steger; 2003.
   </_description>