Groupement des autorités responsables de transport, a French trade association for public transport providers
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Graphics address remapping table, a memory management unit used in computer graphics cards
GART is used as a means of data transfer between the main memory and video memory, but can also be used to expand the amount of video memory available for graphics cards — particularly for cards with no dedicated video memory, such as Intel's integrated graphics solutions.
In the novel, she represents herself as Hermione Gart, a woman in her twenties, shortly after failing at Bryn Mawr.
The band was originally managed by Herb Gart, whose claim to fame was launching the careers of notables such as Buzzy Linhart, Don McLean and other 1960s and 1970s folk-era artists.