Functional Home › Forums › density functional theory › functions and functionals › Functional This topic has 0 replies, 1 voice, and was last updated 1 day, 6 hours ago by ImmaMo. Viewing 1 post (of 1 total) Author Posts August 10, 2026 at 10:36 pm #14792 ImmaMoParticipant action functional from classical mechanics: 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