Functional Home › Forums › density functional theory › functions and functionals › Functional This topic has 0 replies, 1 voice, and was last updated 14 hours, 31 minutes ago by warre. Viewing 1 post (of 1 total) Author Posts September 29, 2026 at 1:07 pm #15124 warreParticipant The action S[L], it takes in a langrangian L and spits out a number 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