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Probability Density Function for a Pendulum?

  1. Oct 2, 2012 #1
    What is the probability density equation as a function of angle for a simple pendulum using the small angle approximation?

    I got 1/(2 pi θmax) sec(sqrt(g/L)t) but it doesn't seem right.
     
  2. jcsd
  3. Oct 2, 2012 #2

    HallsofIvy

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    The probability density of what random variable?
     
  4. Oct 2, 2012 #3
    "as a function of angle"
     
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