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The software installed cluster wide on Helium Neon and Neon Argon is not identical and so two separate lists are maintained.
/wiki/spaces/hpcdocs/pages/76514741
Even in cases where the the same package is installed on the systems the versions may be different due to operating system differences or other factors. We generally recommend that you install specialized software in your home directory but if you feel a package is useful for many people or the package requires administrative access to install then send a request to hpc-sysadmins@iowa.uiowa.edu.
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