make_star: Create a star graph, a tree with n vertices and n - 1 leaves
Description
star creates a star graph, in this every single vertex is
connected to the center vertex and nobody else.
Usage
make_star(n, mode = c("in", "out", "mutual", "undirected"), center = 1)
star(...)
Value
An igraph graph.
Arguments
n
Number of vertices.
mode
It defines the direction of the
edges, in: the edges point to the center, out:
the edges point from the center, mutual: a directed
star is created with mutual edges, undirected: the edges
are undirected.