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  are there any articles(books) where i could learn index free tensor calculus?

+ 3 like - 0 dislike

the main point is that it uses direct abstract calculations without refering to a basis or using abstract index language.


for example:

Calculatation of the Einstein-Laub force density for linear dielectrics:EL


asked Feb 28, 2018 in Recommendations by Jinga (0 points) [ revision history ]

2 Answers

+ 0 like - 0 dislike

Have a look e.g. at these GR lecture notes by Winitzki and at this discussion on Physics Forums.

answered Aug 18, 2018 by a-user (40 points) [ no revision ]
+ 0 like - 0 dislike

Among many others but this one is free, more general, clear and complete, including the didactic comparison with the Lorentz-Minkowski formula :

Electromagnetic force distribution inside matter

by Mansuripur, Zakharian & Wright

answered Aug 18, 2018 by igael (360 points) [ no revision ]

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