Sunday, February 27, 2011

Poincare hyperbolic disk coasters

Poincare disk coasters

IKEA sells cheap glass coasters, perfect to etch into gorgeous mathematical coasters. These are the ones I have etched so far.
Upplagd av michiexile kl. 3:41 PM
Etiketter: , , , ,

2 comments:

  1. Channing WaltonMarch 6, 2011 at 1:43 AM

    How do you etch them?

    ReplyDelete
  2. michiexileMarch 6, 2011 at 6:54 AM

    With a laser cutter. It takes bitmaps and “prints” them onto the surface by vaporizing the topmost layer.

    ReplyDelete

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