Recent content by SwetS

  1. SwetS

    Graduate How is eq. 1.5.3 written using three-vectors and how does it lead to eq. 1.5.4?

    I am going through https://itp.uni-frankfurt.de/~hees/pf-faq/srt.pdf, here I don't understand how we wrote eq. 1.5.3 with the help of three-vectors to get eq. 1.5.4.