Given a formal language L specified in various ways, we consider the problem of determining if L is nonempty. If L is indeed nonempty, we find upper and lower bounds on the length of the shortest string in L. © 2011 Springer-Verlag Berlin Heidelberg.
CITATION STYLE
Alpoge, L., Ang, T., Schaeffer, L., & Shallit, J. (2011). Decidability and shortest strings in formal languages. In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (Vol. 6808 LNCS, pp. 55–67). https://doi.org/10.1007/978-3-642-22600-7_5
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