DOC fix typo in _bayesian_mixture.py
@@ -712,7 +712,7 @@ class BayesianGaussianMixture(BaseMixture):
"""Estimate the lower bound of the model.
The lower bound on the likelihood (of the training data with respect to
- the model) is used to detect the convergence and has to decrease at
+ the model) is used to detect the convergence and has to increase at
each iteration.
Parameters
