pub fn build_lodf(
case: &IndexedNetwork<'_>,
conv: DcConvention,
) -> Result<CsMat<f64>>Expand description
LODF (m × m): pre-outage flow on branch k redistributes onto branch l
with factor LODF[l, k]. Diagonal is −1. A branch whose outage islands
the network (denominator ≈ 0) gets a zero column.