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I added a further description to install the -math package under FC4. A LocalSettings variable needs to be activated, and the installation script fails to create necessary working directories. My addition is not a work of art, but it conveys a useful solution. The README for -math does not speak to where these working directories need to be. MaxEnt 18:53, 18 April 2006 (UTC)
On the Amazon E2 cloud it was necessary to first enable the repository containing the extras at by editing /etc/yum.repos.d/fedora-extras.repo
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