/// <summary>
/// Creates a new <see cref="RealPlane2d"/>.
/// </summary>
/// <param name="normal">The normal vector of the plane.</param>
/// <param name="distance">The distance of the plane.</param>
public RealPlane2d(RealVector2d normal, float distance)
{
Normal = normal;
Distance = distance;
}
public RealQuaternion(RealVector2d ij, float k, float w) :
this(ij.I, ij.J, k, w)
{
}