using System;

namespace Science.Physics.GeneralPhysics
{
	/// <summary>
	/// Momentum
	/// </summary>
	public class Momentum : Vector
	{
		private void SetDim()
		{
			this.DimensionMass = 1;
			this.DimensionLength = 1;
			this.DimensionTime = -1;
		}
		public Momentum()
		{
			SetDim();
		}
		public Momentum(Mass m, Velocity v)
		{
			SetDim();
			if(v.XVariableQ) this.XVariableQ = true;
			if(v.YVariableQ) this.YVariableQ = true;
			if(v.ZVariableQ) this.ZVariableQ = true;
			this.X = m.kg*v.X;
			this.Y = m.kg*v.Y;
			this.Z = m.kg*v.Z;
		}
		public double kgmPERs
		{
			get{return this.Norm;}
    	}
        public override string ToString()
        {
            return base.ToString() + "(kgm/s)";
        }
	}
}