/// <summary>
/// Returns the hashcode for this instance.
/// </summary>
///
/// <returns>A 32-bit signed integer hash code.</returns>
///
public override int GetHashCode( )
{
return
(V00.GetHashCode( ) + V01.GetHashCode( ) + V02.GetHashCode( ) +
V10.GetHashCode( ) + V11.GetHashCode( ) + V12.GetHashCode( ) +
V20.GetHashCode( ) + V21.GetHashCode( ) + V22.GetHashCode( ));
}
