</para></note>
<para>
It is important to remember that the order of splitting matters. If you split twice, you don't have a trio of windows; you have a pair with another pair on one side. Mathematically, the window structure is a binary tree.
</para></note>
<para>
It is important to remember that the order of splitting matters. If you split twice, you don't have a trio of windows; you have a pair with another pair on one side. Mathematically, the window structure is a binary tree.