Source-sink route incidence matrix
= Source-sink route incidence matrix
{title2=$H$}
This matrix has $H_{sr}=1$ when route $r$ serves source-sink pair $s$, and zero otherwise. Thus $Hx=f$ aggregates route flows into source-sink demands.
= Source-sink route incidence matrix
{title2=$H$}
This matrix has $H_{sr}=1$ when route $r$ serves source-sink pair $s$, and zero otherwise. Thus $Hx=f$ aggregates route flows into source-sink demands.