Conjunctive Grammars over a Unary Alphabet: Undecidability and Unbounded Growth

Artur Jez, Alexander Okhotin. Conjunctive Grammars over a Unary Alphabet: Undecidability and Unbounded Growth. Theory Comput. Syst., 46(1):27-58, 2010. [doi]

Abstract

Abstract is missing.