public static int GetSignSum(this Choosability.Graph g, int[] power)
{
var gp = new GraphPolynomial(g);
return(gp.GetSignSum(power));
}
public static int GetCoefficient(this Choosability.Graph g, int[] power)
{
var gp = new GraphPolynomial(g);
return(gp.GetCoefficient(power));
}