![[Self Study/Not really HW] Did the author mean to say contravariant here?](https://preview.redd.it/lkluxqh95g2h1.jpeg?auto=webp&s=ccee86115eeddf6f8292b434e5c9d070724b7cb3)
[Self Study/Not really HW] Did the author mean to say contravariant here?
The coordinate differentials transform with a normal Jacobian — dx'^j/dx^i — which makes them contravariant. I don't get why they said it's covariant.
u/ETroy1024 — 1 day ago
![[Self Study/Not really HW] Did the author mean to say contravariant here?](https://preview.redd.it/lkluxqh95g2h1.jpeg?auto=webp&s=ccee86115eeddf6f8292b434e5c9d070724b7cb3)
The coordinate differentials transform with a normal Jacobian — dx'^j/dx^i — which makes them contravariant. I don't get why they said it's covariant.