astros
Jul27-08, 10:27 AM
Hi,
I have a problem with deriving Einstein equations :
\epsilon_{IJKL}(e^{I} \wedge R^{JK} + \lambda e^{I} \wedge e^{J} \wedge e^{K}) = 0
de^{I} + \omega^{I}_{J} \wedge e^{J} = 0
From the action :
S[e , \omega] = \frac{1}{16 \pi G} \int \epsilon_{IJKL} (e^{I} \wedge e^{J} \wedge R^{KL} + e^{I} \wedge e^{J} \wedge e^{K} \wedge e^{L})
Using Euler-Lagrange equations, for example for the first one I found:
\epsilon_{IJKL}(e^{I} \wedge R^{JK} + 2 \lambda e^{I} \wedge e^{J} \wedge e^{K}) = 0
I know that my problem is surely simple :confused: but I'm back to calculus after a long time of absence :cry: thx2
I have a problem with deriving Einstein equations :
\epsilon_{IJKL}(e^{I} \wedge R^{JK} + \lambda e^{I} \wedge e^{J} \wedge e^{K}) = 0
de^{I} + \omega^{I}_{J} \wedge e^{J} = 0
From the action :
S[e , \omega] = \frac{1}{16 \pi G} \int \epsilon_{IJKL} (e^{I} \wedge e^{J} \wedge R^{KL} + e^{I} \wedge e^{J} \wedge e^{K} \wedge e^{L})
Using Euler-Lagrange equations, for example for the first one I found:
\epsilon_{IJKL}(e^{I} \wedge R^{JK} + 2 \lambda e^{I} \wedge e^{J} \wedge e^{K}) = 0
I know that my problem is surely simple :confused: but I'm back to calculus after a long time of absence :cry: thx2