Isn't that what I did? v is a 2x1 matrix. When I multiply Sx with v I'm left with a 2x1 matrix, not a 2x2.
Sx times v = v
v* times v = 2
Integral = infinity
Homework Statement
Okay so I've got a question I really need answered first up! If I have a 2x1 matrix for Psi, is Psi* a 1x2 matrix with all the 'i's turned to '-i's?
Now onto the actual question - http://imgur.com/3ucb4" - part b only
Homework Equations
http://imgur.com/bcEm3"...