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

Taylor's theorem for multivariable functions

  1. Apr 9, 2013 #1

    Attached Files:

    • 2nd.PNG
      File size:
      7 KB
  2. jcsd
  3. Apr 9, 2013 #2


    User Avatar
    Science Advisor
    Gold Member

    To get the total change you need terms that represent x and y changing together.
    That leads to the term you asked about: ∂²f/∂x∂y
  4. Apr 9, 2013 #3
    Thank you
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook