JordanGo Messages 72 Reaction score 0 Thread starter Oct 8, 2012 #1 How would you simplify this expression: <a|<b|a>|a> where ψ = |a>|b> and I'm finding ψ*ψ.
dextercioby Science Advisor Insights Author Messages 13,415 Reaction score 4,218 Oct 9, 2012 #2 Your notation is incomplete, thus misleading. Are you speaking of tensor products ?