Spinors for Beginners 17: The spin 1/2 representations of SU(2) and SL(2,C)

Full spinors playlist: Leave me a tip: Powerpoint slide files Exercise answers: Physics of the Lorentz Group PDF (hints at how to re-write tensor product representation): Previous videos: SfB #6.1 on Bivector-Quaternion equivalence: SfB #9 on Weyl Spinors: SfB #10 Double Cover of SO(3): SfB #12 Spin Groups: 0:00 - Introduction Review of SO(3) 1:39 - Spin-0 representation of SO(3) 4:16 - No spin-1/2 rep of SO(3) 5:04 - SU(2) is the double cover of SO(3) 7:10 - su(2) Lie Algebra 10:03 - su(2) commutation relations 12:30 - Exponentiating s