Negative log likelihood function.
This function should be minimized to produce maximum likelihood estimates (MLE).
nnlf : float
For an array of x values, this reeturns the sum (along axis=0) of the log-likelihood (i.e. assumes independent observations).
sm.sandbox.distributions.extras.SkewNorm_gen.moment
sm.sandbox.distributions.extras.SkewNorm_gen.pdf
Enter search terms or a module, class or function name.