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W. Paul Liu's user avatar
W. Paul Liu's user avatar
W. Paul Liu's user avatar
W. Paul Liu
  • Member for 3 years, 2 months
  • Last seen more than a week ago
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Top posts
question
10
Is there a website or a survey collecting all NP-complete problems on graph theory?
Nov 11, 2021
question
9
Is it possible that every edge in a 1-planar drawing with minimum number of crossings is crossed?
Apr 18, 2022
question
6
Threshold function for a graph not being planar
Jun 15, 2022
question
5
Chromatic index of hypergraphs
Nov 18, 2021
question
5
Partition an $(2n+1)$-permutation into two parts in which there are no three consective elements in given sequences
Apr 25
question
3
An edge coloring problem for class two graphs
Sep 26, 2021
question
2
The equivalence of a kind of 2-fold edge coloring and the 2-distance vertex coloring for subcubic graphs
Nov 14, 2021
question
1
What's the name of the graph operation of connecting two copies of a graph with a perfect matching?
Oct 21, 2021
question
1
A sufficient condition for a subcubic graph having a 2-distance vertex 4-coloring
Nov 15, 2021