Recent content by aCHCa

  1. A

    Second fundamental form and Mean Curvature

    Homework Statement Metric ansatz: ds^{2} = e^{\tilde{A}(\tilde{\tau})} d\tilde{t} - d\tilde{r} - e^{\tilde{C}(\tilde{\tau})} dΩ where: d\tilde{r} = e^{\frac{B}{2}} dr Homework Equations How to calculate second fundamental form and mean curvature from this metric? The Attempt at a...
  2. A

    Schwarzschild Metric - Rindler coordinates

    Ah thank you so much :D
  3. A

    Schwarzschild Metric - Rindler coordinates

    Hello, well I just read a paper by Atish Dabholkar and Ashoke Sen, titled "Quantum Black Holes", pp. 4-5 as shown below and I tried to find d\xi^{2}\frac{2GM}{\xi}=d\rho^{2} like this which is different from the eq. in the paper. So, could somebody please help me to find my...
  4. A

    The difference between big delta and small delta?

    Could anybody explain me what's the difference between \delta\Gamma^{\rho}_{\mu\nu} and \Delta\Gamma^{\rho}_{\mu\nu}? Thank you
Back
Top