Recent content by fishnchips

Hello, Can anyone give me the answer of the following derivative? \frac{\partial{g}}{\partial{g^{\mu \nu}}} Thank you in advance !

Thanks George ! that made things clearer in my head, great link. Regards, Fernando

Hi to all ! I have been doing some research in Godel's universe (I have just finished my first General Relativity course so I'm not an expert yet) and there is something which is still not clear to me. Can someone explain me why the fact of having a non vanishing angular velocity implies that...