Recent content by physlover

Hello, I'm having trouble to derive Eq. (3.110) in Peskin's QFT book. In the book, it's said to use u(\Lambda^{-1} \tilde{p})=\Lambda^{-1}_{1/2} u(\tilde{p}) But I ran into trouble to derive this. Here is my try: The equation is equivalent to u(p)=\Lambda^{-1}_{1/2} u(\Lambda p) To...