@stdlib/stats
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Standard library statistical functions.
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{{alias}}( x, μ )
Evaluates the natural logarithm of the probability mass function (PMF) for a
degenerate distribution with mean `μ`.
If provided `NaN` for any argument, the function returns `NaN`.
Parameters
----------
x: number
Input value.
μ: number
Constant value of distribution.
Returns
-------
out: number
Evaluated logPMF.
Examples
--------
> var y = {{alias}}( 2.0, 3.0 )
-Infinity
> y = {{alias}}( 3.0, 3.0 )
0.0
> y = {{alias}}( NaN, 0.0 )
NaN
> y = {{alias}}( 0.0, NaN )
NaN
{{alias}}.factory( μ )
Returns a function for evaluating the natural logarithm of the probability
mass function (PMF) of a degenerate distribution with mean `μ`.
Parameters
----------
μ: number
Constant value of distribution.
Returns
-------
logpmf: Function
Logarithm of probability mass function (PMF).
Examples
--------
> var mylogPMF = {{alias}}.factory( 10.0 );
> var y = mylogPMF( 10.0 )
0.0
See Also
--------