/// <summary>
/// Subtracts two matrixes element-by-element.
/// </summary>
/// <param name="lhs">The left hand side of the subtraction operation.</param>
/// <param name="rhs">The right hand side of the subtraction operation.</param>
/// <returns>The difference of <paramref name="lhs"/> and <paramref name="rhs"/>.</returns>
/// <exception cref="InvalidOperationException">
/// Thrown if the dimensions of <paramref name="lhs"/> and <paramref name="rhs"/>
/// are not the same.
/// </exception>
public static Matrix operator -(Matrix lhs, Matrix rhs)
{
if (lhs == null)
{
throw new ArgumentNullException("lhs");
}
if (rhs == null)
{
throw new ArgumentNullException("rhs");
}
return(MatrixProcessor.Subtract(lhs, rhs));
}
public Vector Subtract(Vector b)
{
return(MatrixProcessor.Subtract(this, b));
}
/// <summary>
/// Returns a matrix which is the result of the instance minus the <paramref name="value"/>.
/// </summary>
/// <param name="value">The matrix to subtract.</param>
/// <returns>For matrix A, A - value.</returns>
public Matrix Subtract(Matrix value)
{
return(MatrixProcessor.Subtract(this, value));
}