参考文献

1. [Baird 95b] Baird, L.:
   Residual Algorithms: Reinforcement Learning with Function Approximation,
   Proceedings of the 12th International Conference on Machine Learning, pp.30--37 (1995).
2. [Sutton et al. 98] Sutton, R. S. and Barto, A.:
   Reinforcement Learning: An Introduction,
   A Bradford Book, The MIT Press (1998).