Home › Forums › density functional theory › functions and functionals › Functional Example This topic has 0 replies, 1 voice, and was last updated 3 weeks, 3 days ago by seanium.seanide. Viewing 1 post (of 1 total) Author Posts January 27, 2025 at 1:31 pm #12330 seanium.seanideParticipant The total potential energy of a chain hanging in 2D is proportional to the line integral along the length of the chain of the 2D chain profile, y(x). 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