Zapiski Nauchnykh Seminarov POMI, Studies in constructive mathematics and mathematical logic. Part VI, Tome 40 (1974), pp. 10-13
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G. V. Davydov; P. Yu. Suvorov. A reduction of proposittional tautologihood to graph-coloring in three colors. Zapiski Nauchnykh Seminarov POMI, Studies in constructive mathematics and mathematical logic. Part VI, Tome 40 (1974), pp. 10-13. http://geodesic.mathdoc.fr/item/ZNSL_1974_40_a2/
@article{ZNSL_1974_40_a2,
author = {G. V. Davydov and P. Yu. Suvorov},
title = {A~reduction of proposittional tautologihood to graph-coloring in three colors},
journal = {Zapiski Nauchnykh Seminarov POMI},
pages = {10--13},
year = {1974},
volume = {40},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/ZNSL_1974_40_a2/}
}
TY - JOUR
AU - G. V. Davydov
AU - P. Yu. Suvorov
TI - A reduction of proposittional tautologihood to graph-coloring in three colors
JO - Zapiski Nauchnykh Seminarov POMI
PY - 1974
SP - 10
EP - 13
VL - 40
UR - http://geodesic.mathdoc.fr/item/ZNSL_1974_40_a2/
LA - ru
ID - ZNSL_1974_40_a2
ER -
%0 Journal Article
%A G. V. Davydov
%A P. Yu. Suvorov
%T A reduction of proposittional tautologihood to graph-coloring in three colors
%J Zapiski Nauchnykh Seminarov POMI
%D 1974
%P 10-13
%V 40
%U http://geodesic.mathdoc.fr/item/ZNSL_1974_40_a2/
%G ru
%F ZNSL_1974_40_a2
Given a disjunctive normal form $A$ of the length $l$ graph $\Gamma_A$ is constructed such that the number of $\Gamma_A$ is $c\cdot l$ and $\Gamma_A$ has a coloring of vert exes in three colors if and only if $A$ is not a tautology.
