The enumeration of spanning tree of weighted graphs

J Zhou, C Bu - Journal of Algebraic Combinatorics, 2021 - Springer
A polynomial associated with G is defined as t (G, w)= ∑ _ T ∈ T (G) ∏ _ e ∈ E (T) w_e (G)
t (G, w)=∑ T∈ T (G)∏ e∈ E (T) we (G)(T (G) T (G) is the set of spanning trees of G), which is …

Resistance distances and the Moon-type formula of a vertex-weighted complete split graph

J Ge, Y Liao, B Zhang - Discrete Applied Mathematics, 2024 - Elsevier
Abstract In 1964, Moon extended Cayley's formula to a nice expression of the number of
spanning trees in complete graphs containing any fixed spanning forest. After nearly 60 …

Counting spanning trees with a Kekulé structure in linear hexagonal chains

D Li, W Yan - Applied Mathematics and Computation, 2023 - Elsevier
In chemical graph theory, many topological indices of the hexagonal chains, for instance, the
energy, Wiener and Kirchhoff indices, and numbers of Kekulé structures and spanning trees …

Enumeration of spanning trees with a perfect matching of hexagonal lattices on the cylinder and Möbius strip

D Li, X Feng, W Yan - Discrete Applied Mathematics, 2024 - Elsevier
In chemical graph theory, various topological indices of the hexagonal lattices such as the
energy, the numbers of perfect matchings and spanning trees, and so on, have been studied …

Constructing completely independent spanning trees in a family of line-graph-based data center networks

Y Wang, B Cheng, Y Qian… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The past decade has seen growing importance being attached to the Completely
Independent Spanning Trees (CISTs). The CISTs can facilitate many network functionalities …

Counting spanning trees in almost complete multipartite graphs

S Cheng, W Chen, W Yan - Journal of Algebraic Combinatorics, 2022 - Springer
The calculation of the number of spanning trees in a graph is an important topic in physics
and combinatorics, which has been studied extensively by many mathematicians and …

A simple formula for the number of spanning trees of line graphs

H Gong, X Jin - Journal of Graph Theory, 2018 - Wiley Online Library
Suppose is a loopless graph and is the graph obtained from G by subdividing each of its
edges k () times. Let be the set of all spanning trees of G, be the line graph of the graph and …

An algorithm to construct completely independent spanning trees in line graphs

Y Wang, B Cheng, J Fan, Y Qian… - The Computer …, 2022 - academic.oup.com
In the past few years, much importance and attention have been attached to completely
independent spanning trees (CISTs). Many results, such as edge-disjoint Hamilton cycles …

The number of spanning trees in K n-chain and ring graphs

S Cheng, J Ge - Physica Scripta, 2024 - iopscience.iop.org
The problem of counting spanning trees of graphs or networks is a fundamental and crucial
area of research in combinatorics, while has numerous important applications in statistical …

Enumeration of spanning trees of complete multipartite graphs containing a fixed spanning forest

D Li, W Chen, W Yan - Journal of Graph Theory, 2023 - Wiley Online Library
Moon's classical result implies that the number of spanning trees of a complete graph K n
with n vertices containing a given spanning forest F equals nc− 2∏ i= 1 cni, where c is the …