Definition of "ij" [ij]

• A digraph from the letters i and j. (noun)

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• "The lecture continues with a precise definition of all-pairs shortest paths problem: given a directed graph, find an NxN matrix (N = | V |), where each entry a ij is the shortest path from vertex i to vertex j."
• "On the other hand, I did retain the "ij" spelling where the "j" is essentially silent: there is a danger here that the reader will pronounce the "j" in the character I've called "Zanijel"."
• "The 'ij' is a Dutch letter, merged from the 'i' and the 'j'."