As a multimedia bonus of this article, you will find the slides of the talk (as an attached file) that I gave to Latin 2002 and below, thanks to the JavaView Lite, the 3D view of the space-time diagram of the three-states 2D CA {white, red, transparent} capable of generating a signal of width $\log(t)$ above the diagonal plane.

Click here to display the 3D visualisation window.

Citing this document

This publication was done in the proceedings of the Latin 2002 conference, located this year in Cancun (Quintana Roo, Mexique).

@InProceedings{dt02,
author = 	 {Jean-Christophe Dubacq and V{\'e}ronique Terrier},
title = 	 {Signals for Cellular Automata in Dimension 2 or Higher},
booktitle =	 {LATIN 2002: Theoretical Informatics, 5th Latin American Symposium, Cancun, Mexico, April 3-6, 2002, Proceedings},
pages =	 {451--464},
year =	 {2002},
editor =	 {Sergio Rajsbaum},
volume =	 {2286},
series =	 {Lecture Notes in Computer Science},
month =	 may,
publisher =	 {Springer},
isbn =         {3-540-43400-3}
}