1. Wen, X. Quantum Field Theory of Many-Body Systems: From the Origin of Sound to an Origin of Light and Electrons (Oxford Graduate Texts, OUP Oxford, 2004).
2. Bellman, R. Dynamic Programming 1st edn (Princeton Univ. Press, 1957).
3. Goodfellow, I., Bengio, Y. & Courville, A. Deep Learning (MIT Press, 2016);
http://www.deeplearningbook.org
4. Abadi, M. et al. TensorFlow: Large-Scale Machine Learning on Heterogeneous Systems (2015);
http://tensorflow.org
5. Bergstra, J. et al. Theano: a CPU and GPU math expression compiler. Proc. Python Sci. Comput. Conf. (SciPy) (2010).