Quantum Mechanics Help [Probability of a Spin-1/2 Particle]
Part 1) \hat{S} is a spin-1/2 operator, \vec n is a unit vector, \vert{\psi_\pm}\rangle are normalized eigenvectors of n\cdot\hat{S} with eigenvectors \pm\frac12. Write \vert{\psi_\pm}\rangle in terms of \vert{+z}\rangle and...