Understanding Einstein Field equations?

AI Thread Summary
Understanding the Einstein Field Equations requires familiarity with tensor calculus, Riemannian geometry, and Lagrangian mechanics. Key resources for learning include "Differential Geometry," "Tensor Calculus," and "Gravitation and Cosmology." The discussion highlights the challenge of finding affordable textbooks, particularly for specialized topics. Online university courses may serve as a viable alternative for those seeking cost-effective learning options. Engaging with these mathematical concepts is essential for grasping the theory behind the equations.
meyol99
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Hello dear Physicists,

I am very curious about understanding the math and the nature properties of the Einstein Field Equations.What I need to know is,what concrete mathematical operations I need to know and understand,and have experience with to understend this theory.I'm a quick learner and one of the best young physicists in my country. But the curiosity never ends.

Thank you very much.
 
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You should have some familiarity with Tensor calculus, Reimannian geometry, and Lagrangian mechanics, and all the math those subjects entail. I think that's enough to get going, but others might have more suggestions.
 
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It's all down to pseudo-Riemannian geometry. Sort of.

Schaum's Outline "Differential Geometry"
Synge and Schild "Tensor Calculus"
Papapetrou "Lectures on General Relativity"
Weinberg "Gravitation and Cosmology"
 

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DEvens said:
It's all down to pseudo-Riemannian geometry. Sort of.

Schaum's Outline "Differential Geometry"
Synge and Schild "Tensor Calculus"
Papapetrou "Lectures on General Relativity"
Weinberg "Gravitation and Cosmology"

Thanks man,but the Papapetrou book is too expensive,do you have any similar replacement ?
 
Mevludin Licina said:
Thanks man,but the Papapetrou book is too expensive,do you have any similar replacement ?

Used books?

Text books are expensive. There isn't much to be done about it. It is a problem of relatively small numbers of copies sold combined with expense of type-setting equations. You are unlikely to find a cheap version of such a text that is very useful.

Maybe one of the on-line university courses will be helpful. I have not done them lately so the only link I have is this one.

http://www.oeconsortium.org/

I don't know if they even have a general relativity course. But that is the idea of what I am talking about. I think MIT has some on-line classes for free or for cheap.
 
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I think it's easist first to watch a short vidio clip I find these videos very relaxing to watch .. I got to thinking is this being done in the most efficient way? The sand has to be suspended in the water to move it to the outlet ... The faster the water , the more turbulance and the sand stays suspended, so it seems to me the rule of thumb is the hose be aimed towards the outlet at all times .. Many times the workers hit the sand directly which will greatly reduce the water...
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