Maple getting the gradient wrong?

Question:Maple getting the gradient wrong?

Posted: Aurix 0 Product: Maple 15

August 18 2012

When I input the following commands in a fresh document

with(VectorCalculus):

SetCoordinates(cartesian_x,y,z)

cartesian_x,y,z (1)

Del(xy)

0e_x (2)

I get <0,0,0> when the answer is obviously <y,x,0>. What's going on?

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