AIMA.Probability.Util.ProbabilityTable.getSum C# (CSharp) Метод

        public override double getSum()
        {
            if (-1 == sum)
            {
                sum = 0;
                for (int i = 0; i < values.Length; i++)
                {
                    sum += values[i];
                }
            }
            return sum;
        }