Home › Forums › first Hohenberg-Kohn theorem › first Hohenberg-Kohn theorem This topic has 0 replies, 1 voice, and was last updated 1 year, 7 months ago by phangels. Viewing 1 post (of 1 total) Author Posts May 10, 2023 at 2:12 am #8516 phangelsParticipant Wikipedia mentions that the spectrum of a hamiltonian is a unique functional of the ground density state charge density. The lecture emphasizes that every observable can be written a s a unique functional of the ground state charge density. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In