The problem about quantum & solid Home › Forums › setting the stage › so what’s the problem? › The problem about quantum & solid This topic has 0 replies, 1 voice, and was last updated 1 hour, 8 minutes ago by Beulah. Viewing 1 post (of 1 total) Author Posts November 4, 2026 at 5:49 pm #15586 BeulahParticipant The problem is that a realistic solid contains an enormous number of interacting particles. The complete quantum mechanical equations become too complicated to solve exactly. 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