A Generalization of Cobham's Theorem to Automata over Real Numbers.

Bernard Boigelot Julien Brusten A Generalization of Cobham's Theorem to Automata over Real Numbers. 813-824 2007 conf/icalp/2007 ICALP http://dx.doi.org/10.1007/978-3-540-73420-8_70 db/conf/icalp/icalp2007.html#BoigelotB07