- #1
AleksanderPhy
- 43
- 0
Hello I am little bit confused about lagrange approximation to geodesic equation:
So we have lagrange equal to L=gμνd/dxμd/dxν
And we have Euler-Lagrange equation:∂L/∂xμ-d/dt ∂/∂x(dot)μ=0
And x(dot)μ=dxμ/dτ. How do I find the value of x(dot)μ?
So we have lagrange equal to L=gμνd/dxμd/dxν
And we have Euler-Lagrange equation:∂L/∂xμ-d/dt ∂/∂x(dot)μ=0
And x(dot)μ=dxμ/dτ. How do I find the value of x(dot)μ?