On Sun, 12 Jun 2011 Alain Matthes submitted an update to the
tkz-base
package.
License type: lppl
Announcement text: ---------------------------------------------------------------------- Correction of a bug. ! Package PGF Math Error: The function `isfactor' already exists. when tkz-berge and tkz-base was used at the same time. ----------------------------------------------------------------------
This package is located at http://mirror.ctan.org/macros/latex/contrib/tkz/tkz-base . More information is at http://www.ctan.org/pkg/tkz-base (if the package is new it may take a day for that information to appear). We are supported by the TeX Users Group http://www.tug.org . Please join a users group; see http://www.tug.org/usergroups.html .
------------------------------------------------------------------------
Thanks for the upload.
For the CTAN Team Rainer Schöpf