deananderson's latest activity
-
Ddeananderson replied to the thread Vector calculus: line element dr in cylindrical coordinates.My question is for you. The task is to derive ##d\textbf{r}## by differentiating ##\vec{r}## and you used the result ("it is always...
-
Ddeananderson replied to the thread Vector calculus: line element dr in cylindrical coordinates.You can't just declare the answer! You have to derive the result using the same process as in any coordinate system: \begin{align}...