Recent content by patrik1982

Nope. At least not in my book. (Photo attached) So, this is a misprint then?

I have some problem understanding the section on "Geodesic deviation" in schutz, more specifically I'm confused by eq. 6.84: Eq 6.84 reads (ξ is the 'connecting vector' from one geodesic to Another, V is the tangent vector): We can use (6.48) to obtain ∇V∇Vξα = ∇V(∇Vξα) = (d/dλ)(∇Vξα) =...

One of my goals in life is to get a reasonable understanding of string theory. This is done as a hobby of mine so I will not have a professor to ask. My question is: which route would you recommend for learning this? My thoughts: I understand many people think highly of "A First Course...