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Lie Derivative, Deformation Rate, Velocity Gradient

I'm trying to understand elastic deformation using the Lie derivative. I've read a good summary on Wiki but want other sources to review. Can anyone offer any sources &/or explanations. I need something fairly basic. Thanks, John.

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arash_yavari's picture

You may want to have a look at "Computational Inelasticity" by Simo and Hughes.

Regards,
Arash

Arash,

Thanks, I tried Simo & Hughes but found a bit too advanced for me. Have you seen Nonlinear Solid Mechanics by Holzapfel ?  Only short section on Lie derivative & deformation but found helpful. Thanks again, John.

Mubeen's picture

may be the chapter on kinematics in the book "Elastoplasticity Theory" (by V Lubarda)  can help you.

Mubeen,

 

Thanks very much, I'll try Lubarda. Have you seen Nonlinear Solid Mechanics by Holzapfel ?  Only short
section on Lie derivative & deformation but found helpful. Thanks
again, John.

Hello John,

I have recently seen your blog, and I would like to respond.

I think Lie derivative is not an easy topic at all, so I think there is no simple explanation (or the simple explanation is not exhaustive).

My suggestion would be to look at Frankel: The Geometry of Physics, for the mathematical background, and then Marsden-Hughes: Mathematical Foundations of Elasticity for the role of Lie derivative in elasticity.

I know that they are a bit advanced, but the insight thees books give is worth it.

Andras

Andras,

Thanks very much for suggesting the books & also kind words about Lie derivative being challenging. I have been using Marsden/Hughes &, with some time, have begun to understand (some of) it. I'll try Frankel. 

In the meantime, I have found some lecture notes from Prof. Pandolfi at Milano Tech. which have been a good starting point. Also, some papers on geometric kinematics by Marsden, Hughes et al. If any of this of interest, I'm pleased to share.

 Thanks, John. 

Dear John,

 Unfortunately I don't remember the details of the paper you want. When I have time I will re-search for it in scholar.google. Wait a little because I have a lot of work to do these days ok?

 Best regards,

 

George Papazafeiropoulos

________________________

Second Lieutenant, Hellenic Air Force

Civil Engineer (M.Sc), Ph.D. Candidate

George,

 

No problem, just let me know when convenient. Thanks again, John. 

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