using System;

namespace Science.Mathematics.VectorCalculus
{
    public class UnitVector : Vector
    {
        public UnitVector()
        {
        }
        public UnitVector(Vector v) : base(v.Dimension)
        {
            for (int i = 0; i < v.Dimension; i++)
                el[i] = v[i] / v.Norm;
        }

        public static Vector i
        {
            get
            {
                Vector v = new Vector(3);
                v[0] = 1.0;
                v[1] = 0.0;
                v[2] = 0.0;
                return v;
            }
        }
        public static Vector j
        {
            get
            {
                Vector v = new Vector(3);
                v[0] = 0.0;
                v[1] = 1.0;
                v[2] = 0.0;
                return v;
            }
        }
        public static Vector k
        {
            get
            {
                Vector v = new Vector(3);
                v[0] = 0.0;
                v[1] = 0.0;
                v[2] = 1.0;
                return v;
            }
        }
    }
}