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Math Help - Classify linear or nonlinear

  1. #1
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    Classify linear or nonlinear

    Hi,

    I have some trouble finding out whether the equation

     t^2 R''' - 4tR'' + R' + 3R = e^t

    is linear or non-linear. My guess is that it is linear, but I cannot explain why.

    Thanks in advance!

    Honey \pi
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  2. #2
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    Quote Originally Posted by HoneyPi View Post
    Hi,

    I have some trouble finding out whether the equation

     t^2 R''' - 4tR'' + R' + 3R = e^t

    is linear or non-linear. My guess is that it is linear, but I cannot explain why.

    Thanks in advance!

    Honey \pi
    What is the definition of a linear DE?
    Follow Math Help Forum on Facebook and Google+

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