CIE
2007
Springer
14 years 3 months ago
2007
Springer
The trace subshift of a cellular automaton is the subshift of all possible columns that may appear in a space-time diagram. In this paper we study conditions for a sofic subshift t...
MFCS
2007
Springer
14 years 5 months ago
2007
Springer
The trace subshift of a cellular automaton is the subshift of all possible columns that may appear in a space-time diagram. We prove the undecidability of a rather large class of p...