Python Data Science Handbookの主要部分がJupyter Notebook形式で無料公開。Pythonによるデータ分析で使われるNumpy、Pandas、Matplotlib、機械学習入門として。
http://www.datasciencecentral.com/profiles/blogs/book-python-data-science-handbook
Main parts of "Python Data Science Handbook" are open in the format of Jupyter notebook. This is useful for beginners of Numpy, Pandas, Matplotlib, and machine learning.
http://www.datasciencecentral.com/profiles/blogs/book-python-data-science-handbook