Learning models[edit]
This section possibly contains original research. Please improve it by verifying the claims made and adding inline citations. Statements consisting only of original research should be removed. (November 2015)
The simplest form of learning is where the learning algorithm merely receives a set of examples drawn from the language in question, but other learning models have been studied. One frequently studied alternative is the case where the learner can ask membership queries as in the exact query learning model or minimally adequate teacher model introduced by Angluin.