internal static IVector SubEq(IVector v1, IVector v2)
{
VectorChecker.MismatchSize(v1, v2);
for (int i = 0; i < v1.Size; ++i)
{
v1[i] -= v2[i];
}
return(v1);
}
internal static void Setter(IVectorCollection collection, int index, IVector value)
{
IVector dst = collection[index];
IVector src = value;
VectorChecker.MismatchSize(src, dst);
for (int i = 0; i < src.Size; ++i)
{
dst[i] = src[i];
}
}
/// <summary>
///
/// </summary>
/// <param name="v1"></param>
/// <param name="v2"></param>
/// <returns></returns>
public static ColumnVector operator +(Vector v1, ColumnVector v2)
{
VectorChecker.MismatchSize(v1, v2);
return(VectorImpl.Add(new ColumnVector(v1.Size), v1, v2));
}
/// <summary>
///
/// </summary>
/// <param name="v1"></param>
/// <param name="v2"></param>
/// <returns></returns>
public static new ColumnVector Sub(IVector v1, IVector v2)
{
VectorChecker.MismatchSize(v1, v2);
return(VectorImpl.Sub(new ColumnVector(v1.Size), v1, v2));
}
/// <summary>
///
/// </summary>
/// <param name="rv"></param>
/// <param name="cv"></param>
/// <returns></returns>
public static double operator *(RowVector rv, ColumnVector cv)
{
VectorChecker.MismatchSize(rv, cv);
return(VectorImpl.Dot(rv, cv));
}
/// <summary>
///
/// </summary>
/// <param name="v1"></param>
/// <param name="v2"></param>
/// <returns></returns>
public static double operator *(IVector v1, ColumnVector v2)
{
VectorChecker.MismatchSize(v1, v2);
return(VectorImpl.Dot(v1, v2));
}
/// <summary>
///
/// </summary>
/// <param name="v1"></param>
/// <param name="v2"></param>
/// <returns></returns>
public static RowVector operator +(RowVector v1, Vector v2)
{
VectorChecker.MismatchSize(v1, v2);
return(VectorImpl.Add(new RowVector(v1.Size), v1, v2));
}
/// <summary>
/// 加算する．
/// </summary>
/// <param name="v1"></param>
/// <param name="v2"></param>
/// <returns>加算結果の<see cref="RowVector"/></returns>
public static new RowVector Add(IVector v1, IVector v2)
{
VectorChecker.MismatchSize(v1, v2);
return(VectorImpl.Add(new RowVector(v1.Size), v1, v2));
}
/// <summary>
///
/// </summary>
/// <param name="v1"></param>
/// <param name="v2"></param>
/// <returns></returns>
public static RowVector operator -(IVector v1, RowVector v2)
{
VectorChecker.MismatchSize(v1, v2);
return(VectorImpl.Sub(new RowVector(v1.Size), v1, v2));
}