2014/04/01 by Pablo Arrighi, Simon Martiel, Zizhu Wang
Computer Science · #cs.DM #cs.CG
paper · pdf · doi:10.4204/eptcs.144.3
published as EPTCS 144, 2014, pp. 30-40 · In Proceedings DCM 2013, arXiv:1403.7685
arxiv created 2014/04/01 · arxiv updated 2014/04/02
We formalize the intuitive idea of a labelled discrete surface which evolves in time, subject to two natural constraints: the evolution does not propagate information too fast; and it acts everywhere the same.