Figure 1
From: Quantum violation of LGI under an energy constraint for different scenarios systems

Schematic diagram for the change of energy \(\Delta E_{ij}\). \(Q^{\pm }\) represent general dichotomic measurements that can yield either \(+1\) or \(-1\) as outcomes. \(\varepsilon \) denotes the system propagator \(\rho \rightarrow \varepsilon (\rho )\).