Quote: use the qualifier 'Lim' to indicate one beyond the last element of an array; better than 'Last'; 'Lim-First' is the number of elements

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You should use the following standard qualifiers with … 'Lim' Strict upper limit of some interval '[First, Lim)'. Note the mathematical notation '[.)' for half-open intervals defined as the set of all x such that First < Lim. This representation is preferred to [the qualifier] 'Last', because empty intervals are easier to represent this way, …   Google-1   Google-2

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