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Artificial Intelligence (AI) is a topic in computer science that deals with the study / creation of intelligent machines. Use this tag for on-topic questions that have an AI aspect.
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What is the difference between off-policy and on-policy learning?
This is the recursive version of the Q-function (according to Bellman equation):
$$Q_\pi(s_t,a_t)=\mathbb{E}_{\,r_t,\,s_{t+1}\,\sim\,E}\left[r(s_t,a_t)+\gamma\,\mathbb{E}_{\,a_{t+1}\,\sim\,\pi}\left[ …