An MIT Press book Ian Goodfellow and Yoshua Bengio and Aaron Courville
This is the most comprehensive book available on the deep learning and available as free html book for reading at http://www.deeplearningbook.org/
http://www.deeplearningbook.org/ says:
This repository contains The pdf version of the book which is available in html at http://www.deeplearningbook.org/
Some useful links for this learning:
An MIT Press book
Ian Goodfellow, Yoshua Bengio and Aaron Courville
The Deep Learning textbook is a resource intended to help students and practitioners
enter the field of machine learning in general and deep learning in particular.
The online version of the book is now complete and will remain available online for free.
Citing the book
To cite this book, please use this bibtex entry:
@book{Goodfellow-et-al-2016,
title={Deep Learning},
author={Ian Goodfellow and Yoshua Bengio and Aaron Courville},
publisher={MIT Press},
note={\url{http://www.deeplearningbook.org}},
year={2016}
}