ExpTransf_gen.nnlf(theta, x) Return negative loglikelihood function.
This is -sum(log pdf(x, theta), axis=0) where theta are the parameters (including loc and scale).
© 2009–2012 Statsmodels Developers
© 2006–2008 Scipy Developers
© 2006 Jonathan E. Taylor
Licensed under the 3-clause BSD License.
http://www.statsmodels.org/stable/generated/statsmodels.sandbox.distributions.transformed.ExpTransf_gen.nnlf.html