Question

what is tensor calculas?

Answer 1

this is your answer....

Answer 2

Heyy frnd !!
here is answer
tensor calculus or tensor analysis is an extension of vector calculus to tensor fields (tensors that may vary over a manifold, e.g. in spacetime). Developed by Gregorio Ricci-Curbastro and his student Tullio Levi-Civita, it was used by Albert Einstein to develop his theory of general relativity.
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