Given an AVL-tree anAvlTree and a value aValue, returns a new AVL-tree where this value has been added. This function has no effect if the value is already inside the tree.
anAvlTree
aValue
the tree in which to insert
the value considered
Given an AVL-tree
anAvlTreeand a valueaValue, returns a new AVL-tree where this value has been added. This function has no effect if the value is already inside the tree.