Recent content by PML

Hello everyone, I was studying how to define, formally, an energy-momentum tensor for a point particle. I was reading this two references:http://academic.reed.edu/physics/courses/Physics411/html/page2/files/Lecture.19.pdf , page 1; and http://th-www.if.uj.edu.pl/acta/vol29/pdf/v29p1033.pdf...