The first Hohenberg–Kohn theorem states that ‘the ground state of any interacting many particle system with a given fixed inter-particle interaction is a unique functional of the electron density n(r)’ (Hohenberg and Kohn, 1964).
The first Hohenberg–Kohn theorem states that ‘the ground state of any interacting many particle system with a given fixed inter-particle interaction is a unique functional of the electron density n(r)’ (Hohenberg and Kohn, 1964).