Use the chain rule to find where First the pieces: δω əx θω მყ dw дz dx dt dz dt = dw dt || || || = = Now all together:
Posted: Wed Jul 06, 2022 12:32 pm
Use the chain rule to find where First the pieces: δω əx θω მყ dw дz dx dt dz dt = dw dt || || || = = Now all together: || dw dt Əw dx dw dy + dx dt dy dt Əw dz Əz dt w = x¹y¹ + y³z¹, x = et, y = et sint, z = et cos t is too horrible to write down (correctly).