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The Angel Game in the Plane

Published online by Cambridge University Press:  01 May 2007

BRIAN H. BOWDITCH*
Affiliation:
School of Mathematics, University of Southampton, Highfield, Southampton SO17 1BJ, UK (http://www.maths.soton.ac.uk/staff/Bowditch/)

Abstract

We show that in the game of angel and devil, played on the planar integer lattice, the angel of power 4 can evade the devil. This answers a question of Berlekamp, Conway and Guy. Independent proofs that work for the angel of power 2 have been given by Kloster and by Máthé.

Type
Paper
Copyright
Copyright © Cambridge University Press 2007

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