%0 Journal Article %A Yu. I. Zhuravlev %T On the impossibility of constructing minimal disjunctive normal forms for functions of the algebra of logic in a single class of algorithms %J Doklady Akademii Nauk %D 1960 %P 504-506 %V 132 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_132_3_a3/ %G ru %F DAN_1960_132_3_a3