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DEFINICION

Coloreo

TermDefinition
k-coloreo de vertices Es un coloreo que usa exactamente k colores (k es un natural).
Coloreo propio Vertices adyacentes tiene colores distintos.
k-coloreable Un grafo G es k-coloreable si tiene un k-coloreo propio.
Clase de color Es un subconjunto de VG que tiene todos los vertices del mismo color.
Numero cromatico X(G) Es el mınimo numero de colores diferentes que se requiere para un coloreo propio.
Cromatico G es k-cromatico si X(G) = k.
Obstruccion Cromatica Una obstruccion k cromatica es un subgrafo H/X(H) > k. Entonces fuerza a todo grafo que la contiene a tener X(G) > k
Coloreo de vertices . f : VG → C (conjunto de colores).
Created by: procer
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