File talk:Khri cost formula.png
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Since KHRI is a set, the vertical bars denote Cardinality, instead of absolute value. That is, the number of items in the set.--Dandin 04:44, 17 December 2010 (UTC)
Since KHRI is a set, the vertical bars denote Cardinality, instead of absolute value. That is, the number of items in the set.--Dandin 04:44, 17 December 2010 (UTC)