一类T形树匹配唯一的充要条件

A Necessary and Sufficient Condition for Matching Uniqueness of A Class of T-shape Tree

证明 :若 m∈Z+e ,则T形树T(1,m ,n)匹配唯一当且仅当n≠m ,m+ 3,2m + 5 .

In this paper, We prove that if m is even, then T(1,m,n) are matching unique if and only if n≠m, m+3, 2m+5 .