CoCalc Public Fileswww / 5canz / index.htmlOpen in with one click!
Author: William A. Stein

I've moved 5canz to SageMathCloud.  
If you would like access, please send me an email at [email protected]

The new SageMathCloud version of 5canz
is nice because you can easily add new content, leave files with notes about existing content, etc., and it
is all backed up ans snapshoted.