File: edge_number.man

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.TH edge_number 1 "September 1996" "Scilab Group" "Scilab function"
.so ../sci.an
.SH NAME
edge_number - number of edges of a graph
.SH CALLING SEQUENCE
.nf
ma = edge_number(g)
.fi
.SH PARAMETERS
.TP 2
g
: graph list
.TP 2
m
: integer, number of edges
.SH DESCRIPTION
\fVedge_number\fR returns the number \fVm\fR of edges of the graph.
If the graph is directed, it is the number of arcs.
If the graph is undirected, it is half the number of edges.
It is always equal to the dimension of \fVg('tail')\fR and \fVg('head')\fR.
.SH SEE ALSO
arc_number, node_number