Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Derivatives Don't Match Up

  1. Oct 24, 2005 #1
    "Let [tex]F(x,y)=( -y/(x^2+y^2),x/(x^2+y^2))[/tex]

    (a)Show that [tex]\frac{\partial F_1}{\partial y}=\frac{\partial F_2}{\partial x}[/tex] except at the origin."

    Is it me or are they not actually equal?
  2. jcsd
  3. Oct 24, 2005 #2
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook