Nullspace of a transpose incidence matrix
Recall the definition of the arc-node incidence matrix of a network.
By definition, for the arc-node incidence matrix 
, we have 
, where 1 is the vector of ones in 
. Hence, 1 is in the nullspace of 
.
License
Linear Algebra and Applications Copyright © 2023 by VinUiversity is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License, except where otherwise noted.