Paper by Erik D. Demaine

Reference:

Walker Anderson, Erik D. Demaine, and Martin L. Demaine, “Spiral Galaxies Font”, in The Mathematics of Various Entertaining Subjects (MOVES 2017), edited by Jennifer Beineke and Jason Rosenhouse, volume 3, 2019, pages 24–30, Princeton University Press.

Abstract:

We present 36 Spiral Galaxies puzzles whose solutions form the 10 numerals and 26 letters of the alphabet.

Comments:

This paper is available from JSTOR.

Availability:

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RectangularSpiralGalaxies_CGTA (Rectangular Spiral Galaxies are still hard)

Related webpages:

Spiral Galaxies Font