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merge doc fixes from 3.2

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Georg Brandl 2011-09-17 20:40:35 +02:00
commit 902e895578
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Doc/library/random.rst
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@ -169,6 +169,7 @@ be found in any statistics text.
The end-point value ``b`` may or may not be included in the range
depending on floating-point rounding in the equation ``a + (b-a) * random()``.
.. function:: triangular(low, high, mode)
Return a random floating point number *N* such that ``low <= N <= high`` and
@ -197,6 +198,12 @@ be found in any statistics text.
Gamma distribution. (*Not* the gamma function!) Conditions on the
parameters are ``alpha > 0`` and ``beta > 0``.
The probability distribution function is::
x ** (alpha - 1) * math.exp(-x / beta)
pdf(x) = --------------------------------------
math.gamma(alpha) * beta ** alpha
.. function:: gauss(mu, sigma)