Recent content by pbhact

I appreciate (and will follow) your advice about looking into more modern texts on the subject. Thanks.

Thanks very much Fredrik for this comment and your previous explanation. Very helpful.

Thanks. I'll definitely do that. But... virtually every book or article I look at that has the word tensor in the title talks about contravariant and covariant vectors/tensors. Since I am only studying tensors for fun, I have no professional connections, and had no idea the terminology is...

I'm confused about the difference between a contravariant and covariant vector. Some books and articles seem to say that there really is no difference, that a vector is a vector, and can be written in terms of contravariant components associated with a particular basis, or can be written in...