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

[xscreensaver] / hacks / config / surfaces.xml

diff --git a/hacks/config/surfaces.xml b/hacks/config/surfaces.xml
index 09a26e76a88452773bcab1c4cc3ba2bc3a5bcb09..f4b4cab3676f08444a5470fbc3c1f4e406b87fa5 100644 (file)
--- a/hacks/config/surfaces.xml
+++ b/hacks/config/surfaces.xml
@@ -57,14 +57,14 @@
 Parametric surfaces.
 
 http://mathworld.wolfram.com/DinisSurface.html
-http://en.wikipedia.org/wiki/Enneper_surface
+https://en.wikipedia.org/wiki/Enneper_surface
 http://mathworld.wolfram.com/EnnepersMinimalSurface.html
 http://mathworld.wolfram.com/KuenSurface.html
-http://en.wikipedia.org/wiki/Moebius_strip
+https://en.wikipedia.org/wiki/Moebius_strip
 http://mathworld.wolfram.com/Seashell.html
 http://mathworld.wolfram.com/SwallowtailCatastrophe.html
 http://mathworld.wolfram.com/BohemianDome.html
-http://en.wikipedia.org/wiki/Whitney_umbrella
+https://en.wikipedia.org/wiki/Whitney_umbrella
 http://mathworld.wolfram.com/PlueckersConoid.html
 http://mathworld.wolfram.com/HennebergsMinimalSurface.html
 http://mathworld.wolfram.com/CatalansSurface.html