Home › Forums › density functional theory › XC-functional › Jacob’s Ladder This topic has 0 replies, 1 voice, and was last updated 4 days, 9 hours ago by SeppeLefevere. Viewing 1 post (of 1 total) Author Posts October 8, 2025 at 2:38 pm #13490 SeppeLefevereParticipant On the ladder, each step, in this context a functional, brings us closer to the desired outcome. these steps are local density approximation, and generalized gradient approximation. 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