Geodesic
D0L sequence equivalence is in P for fixed alphabets
RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications, Tome 42 (2008) no. 2, pp. 361-374

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A new algorithm is presented for the D0L sequence equivalence problem which, when the alphabets are fixed, works in time polynomial in the rest of the input data. The algorithm uses a polynomial encoding of words and certain well-known properties of ℤ-rational sequences.

DOI : 10.1051/ita:2007037
Classification : 68Q45
Keywords: D0L system, equivalence problem, polynomial-time algorithm 
Ruohonen, Keijo. D0L sequence equivalence is in $P$ for fixed alphabets. RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications, Tome 42 (2008) no. 2, pp. 361-374. doi: 10.1051/ita:2007037
@article{ITA_2008__42_2_361_0,
     author = {Ruohonen, Keijo},
     title = {D0L sequence equivalence is in $P$ for fixed alphabets},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {361--374},
     year = {2008},
     publisher = {EDP-Sciences},
     volume = {42},
     number = {2},
     doi = {10.1051/ita:2007037},
     mrnumber = {2401267},
     zbl = {1144.68037},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1051/ita:2007037/}
}
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