Home › Forums › density functional theory › functions and functionals › Functions and Functionals This topic has 0 replies, 1 voice, and was last updated 2 years, 2 months ago by R.V.SHIVAKUMAR. Viewing 1 post (of 1 total) Author Posts September 27, 2022 at 9:57 am #6570 R.V.SHIVAKUMARParticipant sin x = (e^ix – e^-ix )/2 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