The number of nodes in this tree or subtree.
position in tree
Returns whether the tree or subtree is empty.
left subTree
The value of the node containing the maximum value
The index of the node containing the maximum value within the subtree.
The value of the node containing the minimum value
right sub Tree
Converts the tree to a list.
value of the Node
A node representing the head of a subtree in a binary tree.
position in tree
value of the Node
left subTree
right sub Tree