Questions tagged [degree-sequence]

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5 votes
3 answers
396 views

Simple graphs with prescribed degrees as disjoint union of simple subgraphs with prescribed degrees

Consider a set $V$ of $n$ vertices, and three degree sequences $a_i$, $b_i$ and $c_i$ such that $c_i = a_i+b_i$, $i=1..n$. Assume these degree sequences are graphical: there exist simple graphs (no ...
Matthieu Latapy's user avatar
5 votes
1 answer
289 views

Graphs with constant edge imbalance

The imbalance of an edge $(u,v) \in E(G)$ of a graph $G$ is defined as $|d(u)-d(v)|$ ($d$ being, as usual the degree). (This concept was introduced by Albertson in 1997) I'm interested in the set of ...
Felix Goldberg's user avatar
3 votes
0 answers
93 views

Random graphs with prescibed degrees and triangles

In short: a random graph model generates (multi-)graphs with prescribed number of edges and minimal number of triangles for each vertex. Questions arise about the actual number of triangles and the ...
Matthieu Latapy's user avatar
6 votes
1 answer
701 views

Enumeration of graphs with a given and bounded degree sequence

What is the best known asymptotic formula for the number of graphs with a given degree sequence $(d_1, ... ,d_n)$, when the degrees are bounded by a constant and the number of vertices $n$ goes to ...
Zur Luria's user avatar
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2 votes
0 answers
69 views

Are two degree sequences compatible, for random simple graph generation?

Consider a set $V$ of $n$ vertices, and three degree sequences $a_i$, $b_i$ and $c_i$ such that $c_i = a_i+b_i$, $i=1..n$. Assume these degree sequences are graphical: there exist simple graphs (no ...
Matthieu Latapy's user avatar