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A comment on A Puzzle of Clever Connections Nears a Happy End.

Re:A Puzzle of Clever Connections Nears a Happy End by ehsquared on Saturday June 10, 2017 @11:13PM (#14530413)
I like the terms "cup" and "cap". They correspond to the LaTeX shortcuts \cup and \cap for set union (∪) and set intersection (∩).
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