whats the problem? Home › Forums › setting the stage › so what’s the problem? › whats the problem? This topic has 0 replies, 1 voice, and was last updated 3 weeks, 5 days ago by DanielGarciaOrtega. Viewing 1 post (of 1 total) Author Posts September 28, 2026 at 9:07 am #15088 DanielGarciaOrtegaParticipant Because solving the full many-body Schrödinger equation for all the interacting electrons and nuclei in a solid is computationally expensive. 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