sympy/sympy — pull request #863 by miham (2011-12-19 17:34:19+00:00)
Title: Change absolute paths in ntheory.txt to relative paths.

This way in See Also section one can reference objects just by their name (objname)
instead of the full path (path.to.objname). This makes the section
more readable.

Relative paths are already used in matrices.txt, printing.txt,...