namespace Cryville.Common.Math {
	public class ColumnVector<T> {
		readonly T[] content;
		public int Size {
			get;
			private set;
		}
		public ColumnVector(int size) {
			content = new T[size];
			Size = size;
		}
		public ColumnVector(T[] c) {
			Size = c.Length;
			content = c;
		}
		public T this[int i] {
			get {
				return content[i];
			}
			set {
				content[i] = value;
			}
		}
		public T Dot(ColumnVector<float> lhs, IVectorOperator<T> o) {
			T res = default(T);
			for (var i = 0; i < Size; i++)
				res = o.Add(res, o.ScalarMultiply(lhs[i], content[i]));
			return res;
		}
		public static ColumnVector<float> WithPolynomialCoefficients(int size, float num) {
			var m = new ColumnVector<float>(size);
			for (var i = 0; i < size; i++)
				m[i] = (float)System.Math.Pow(num, i);
			return m;
		}
	}
}