deananderson's latest activity
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Ddeananderson reacted to wrobel's post in the thread Vector calculus: line element dr in cylindrical coordinates with
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Perhaps it would be more honest to discuss such things in the proper terms right away: manifold, local coordinates, Riemann metric. It... -
Ddeananderson reacted to Steve4Physics's post in the thread Vector calculus: line element dr in cylindrical coordinates with Like.
I would like to add something as I too remember being confused by this many decades ago. ##\hat {\rho}## is not a unique unit vector...