Abstract
The following problem is considered: find a couple of sets (a certificate) with which we can verify if the functions of n variables in a given basis are read-once functions. This work obtains the logarithmic lower bound estimates of the Shannon function of certificate length for all functions of n variables in bases consisting of conjunction, disjunction, negation, and one of Stecenko monotone functions. It is thus shown that the elementary basis is the only one for which read-many certificate length is bound by a constant.
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Original Russian Text © D.V. Kaftan, 2015, published in Vestnik Moskovskogo Universiteta. Vychislitel’naya Matematika i Kibernetika, 2015, No. 2, pp. 40–46.
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Kaftan, D.V. On the length of a read-many certificate in certain extended elementary bases. MoscowUniv.Comput.Math.Cybern. 39, 88–95 (2015). https://doi.org/10.3103/S0278641915020041
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DOI: https://doi.org/10.3103/S0278641915020041