aesara.tensor.random.lognormal

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aesara.tensor.random.lognormal#

aesara.tensor.random.lognormal = <aesara.tensor.random.basic.LogNormalRV object>[source]#

A lognormal continuous random variable.

The probability density function for lognormal in terms of the mean parameter \mu and sigma parameter \sigma is:

f(x; \mu, \sigma) = \frac{1}{x \sqrt{2 \pi \sigma^2}} e^{-\frac{(\ln(x)-\mu)^2}{2\sigma^2}}

for x > 0 and \sigma > 0.