Home › Forums › density functional theory › correlation › Different definition This topic has 0 replies, 1 voice, and was last updated 5 days, 8 hours ago by rashurko. Viewing 1 post (of 1 total) Author Posts October 8, 2025 at 11:55 am #13485 rashurkoParticipant A different definition of correlation in quantum mechanics arises from the fact that the total wave function needs to be antisymmetric, which leads to the extra correction term – the electron exchange. 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