On the nonkeys
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DOI:
https://doi.org/10.15625/1813-9663/13/1/7979Abstract
In this paper we give some results about nonkeys. We show that for relation scheme the problem decide whether there is a nonkey having cardinality greater than or equal to a give integer m is NP-complete. However, for relation this problem can be solved by a polynomial time algorithm.
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Published
30-03-2016
How to Cite
[1]
V. Đức Thi, “On the nonkeys”, JCC, vol. 13, no. 1, pp. 11–15, Mar. 2016.
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Computer Science
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