5 citations · 6 across the 2 of their papers we have counts for
3 papers
q-bio.PE2021★ 1 cited
Comparing the topology of phylogenetic network generators
Remie Janssen, Pengyu Liu
Phylogenetic networks represent evolutionary history of species and can record natural reticulate evolutionary processes such as horizontal gene transfer and gene recombination. Th…
math.CO2019
A tree distinguishing polynomial
Pengyu Liu
We define a bivariate polynomial for unlabeled rooted trees and show that the polynomial of an unlabeled rooted tree is the generating function of a class of subtrees of . W…
math.GT2019★ 5 cited
A Diagrammatic Approach for Determining the Braid Index of Alternating Links
Yuanan Diao, Claus Ernst, Gabor Hetyei +1
It is well known that the braid index of a link equals the minimum number of Seifert circles among all link diagrams representing it. For a link with a reduced alternating diagram…