Fun_People Archive
27 Apr
Non-Periodic Digest #1

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From: Peter Langston <psl>
Date: Sun, 27 Apr 97 18:39:19 -0700
To: Fun_People
Subject: Non-Periodic Digest #1

[I'm afraid this is yet another role in which aperiodic tilings are bound to  
wipe out the competition...  -psl]

Forwarded-by: the potsmaster <>
From: Robin Stephenson <>

[Penrose is suing toilet-roll manufacturers for using his non-periodic
tiling pattern]

Apparently `quilted' toilet paper is popular, but regular quilting
patterns tend to give unsightly bulges on the roll.  Aperiodic
patterns, on the other hand, don't have the regular repeats and so
don't suffer from the bunching.  Still, perhaps they should have asked

* <>
  Some blurb from Cambridge University about Penrose himself.

* <>
  Cut-out-and-colour-in penrose tiles (toilet paper is a bit flimsy, I
  suspect - try cardboard)

* <>
  A Java version of the above: quasitiling in an applet.

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