Home › Forums › density functional theory › second Hohenberg-Kohn theorem › Does the second theorem come from the first one? This topic has 0 replies, 1 voice, and was last updated 1 year, 2 months ago by Diego De Gusem. Viewing 1 post (of 1 total) Author Posts October 9, 2023 at 1:28 pm #9407 Diego De GusemParticipant I do not agree. The first theorem says that there is a unique charge density for a given external potential. This says nothing about wether or not this density has the lowest possible energy of the system. 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