* [Brief Reference by Chris Burke and Clifford Reiter](http://www.jsoftware.com/books/pdf/brief.pdf) (PDF)
* [Computers and Mathematical Notation by Kenneth E Iverson](http://www.jsoftware.com/papers/camn.htm)
* [Easy J by Linda Alvord, Norman Thomson - pdf](http://www.jsoftware.com/books/pdf/easyj.pdf) || [Word DOC](http://www.jsoftware.com/books/doc/easyj_doc.zip)
* [Easy J by Linda Alvord, Norman Thomson (PDF)](http://www.jsoftware.com/books/pdf/easyj.pdf) || [Word DOC](http://www.jsoftware.com/books/doc/easyj_doc.zip)
* [Math for the Layman by Kenneth E Iverson](http://www.jsoftware.com/books/pdf/mftl.zip) (zipped html+images)
* [Exploring Math by Kenneth E Iverson](http://www.jsoftware.com/books/pdf/expmath.pdf) (PDF)
* [Arithmetic by Kenneth E Iverson](http://www.jsoftware.com/books/pdf/arithmetic.pdf) (PDF)
@ -1347,12 +1347,12 @@ See also [TeX](#tex)
* [Python for Fun](http://www.openbookproject.net/py4fun/)
* [Python for Informatics: Exploring Information](http://www.pythonlearn.com/book.php)
* [Python for you and me](http://pymbook.readthedocs.org/en/latest/)
* [Python Idioms](http://safehammad.com/downloads/python-idioms-2014-01-16.pdf) - PDF
* [Python Standard Library](http://effbot.org/librarybook/) - Fredrik Lundh
* [Snake Wrangling For Kids](http://www.briggs.net.nz/snake-wrangling-for-kids.html)
@ -1364,7 +1364,7 @@ See also [TeX](#tex)
* [Text Processing in Python](http://gnosis.cx/TPiP/) - David Mertz
* [Welcome to Problem Solving with Algorithms and Data Structures](http://interactivepython.org/runestone/static/pythonds/index.html) - Brad Miller and David Ranum
* [Web2py: Complete Reference Manual, 6th Edition (pre-release)](http://web2py.com/book) - HTML
* [Web2py: Complete Reference Manual, 6th Edition (pre-release)](https://dl.dropbox.com/u/18065445/web2py/web2py_manual_5th.pdf) - PDF