FileName -- an optional argument

Functions with optional argument named FileName:

• installPackage(...,FileName=>...) -- see installPackage -- load and install a package and its documentation
• loadPackage(...,FileName=>...) -- see loadPackage -- load a package
• needsPackage(...,FileName=>...) -- see needsPackage -- load a package if not already loaded
• readPackage(...,FileName=>...) -- see readPackage -- read the package preamble