Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2005/05/01 Vol. E88-ANo. 5 ;
pp. 1173-1180 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: inkdot, pebble, two-dimensional automata, nondeterminism, alternation,