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The Graphs with the Chromatic Polynomial ∏∑(ui)/k{k/u
i
-k}(λ)
k
Received:November 22, 1999
Key Words
:
chromatic polynomial
chromatically equivalent graphs.
Fund Project
:
Author Name
Affiliation
YE Cheng-fu
Dept. of Math.
Qinghai Normal University
Xining
China
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:
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Abstract
:
In the paper, using the properties of chromatic polynomial, we investigate thestructure of the graphs with the chromatic polynomial ∏
i
∑
k
(ui)/k{k/u
i
-k}(λ)
k
and obtain allchromatically equivalent graphs with this chromatic polynomial.
Citation:
DOI
:
10.3770/j.issn:1000-341X.2002.04.028
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