Basic concepts of trees (definitions/terms/properties)

Table of contents

1 Definition of tree

2 Basic terms

3 Properties of trees

---

1 Definition of tree

 

2 Basic terms

Figure 1 Basic structure of tree

 

 

3 Properties of trees

The third property is derived next.

 Article 4 seems to require the use of mathematical induction, leaving a pit to prove U·ェ·U