3 problems

The perturbed network Laplacian has hybridized zero-modes, obtained from the zero-eigenspace of the disconnected-network Laplacian and associated with a chosen partition of the net…

Jarjis–Hogan conjecture. The unconstrained injection region $\mathcal{P}$ is convex.

Lavaei–Low conjecture. The convex relaxation of the optimal power flow problem is always tight for general power networks.