A worksheet is an ordered list of Sage calculations with output.
A session is a worksheet and a set of variables in some state.
The Sage notebook is a collection of worksheets, saved objects, and user information.
{% for x, y in notebook_help %}
{{ x }}
{% for z, w in y %}
{{ z }}
{{ w }}
{% endfor %}
{% endfor %}
The Sage Notebook was primarily written by William Stein with substantial contributions from Tom Boothby, Timothy Clemans, Alex Clemesha, Mike Hansen, Bobby Moretti, Yi Qiang, and Dorian Raymer.