limiting case
special case that arises when one or more components of the object take on their most extreme possible values
en-US/ˈlɪmɪtɪŋ ˈkeɪs/
en-GB/ˈlɪmɪtɪŋ ˈkeɪs/
special case that arises when one or more components of the object take on their most extreme possible values