Editing CYK algorithm (section)

== Sources ==
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*{{cite journal |last1=Lange |first1=Martin |last2=Leiß |first2=Hans |title=To CNF or not to CNF? An Efficient Yet Presentable Version of the CYK Algorithm |year=2009 |journal=Informatica Didactica |volume=8 |url=http://www.informatica-didactica.de/index.php?page=LangeLeiss2009 }}
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*{{cite journal |last1=Valiant |first1=Leslie G. |author-link1=Leslie Valiant |title=General context-free recognition in less than cubic time |journal=[[Journal of Computer and System Sciences|J. Comput. Syst. Sci.]] |volume=10 |issue=2 |year=1975 |pages=308–314 |doi=10.1016/s0022-0000(75)80046-8 |doi-access=free }}
*{{cite journal |last1=Younger |first1=Daniel H.  |date=February 1967 |title=Recognition and parsing of context-free languages in time ''n''<sup>3</sup> |journal=[[Information and Computation|Inform. Control]] |volume=10 |issue=2 |pages=189–208 |doi=10.1016/s0019-9958(67)80007-x|doi-access=free }}