The Chromatically Equivalent Depiction of U(Dt) from t=4 to n
Chengfu Ye · Shuxue de shijian yu renshi · 2009
In the paper,β(G) denotes the least real root of h(G,x),and we think out the range of G when β(G)β(Dn).Furthermore,we completely characterize the chromatically equivalent class of ∪nt=4Dt,and obtain the chromatically unique condition of the class graphs.