TABLE 1.

Table of symbols

Symbols	Definition
G := {A, L}	the entire social network
An×n	the adjacency matrix of G
Ln×l	skill indicator matrix
$\mathcal{T}$	the team member index
$\mathbf{G}(\mathcal{T})$	the team network indexed by its members $\mathcal{T}$
di	the degree of the ith node in A
l	the total number of skills
t	the team size, i.e., $t=\left|\mathcal{T}\right|$
n	the total number of individuals in A
m	the total number of connections in A