To be fair, if you never properly learned to think in R3 then you’ll have difficulty with surface integrals. Not to mention the definition (physics meaning) of curl and divergence, which can also be a pain to think about in R3.
To be fair, if you never properly learned to think in R3 then you’ll have difficulty with surface integrals. Not to mention the definition (physics meaning) of curl and divergence, which can also be a pain to think about in R3.