Comment on What the Heck is a Relation? From Tables to Cartesian Products to LogicComments−tunesmith12yThe followup article (http://merrigrove.blogspot.com/2013/12/the-occultation-of-re...) is really good, too. I particularly liked the concrete example of the "projection".
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The followup article (http://merrigrove.blogspot.com/2013/12/the-occultation-of-re...) is really good, too. I particularly liked the concrete example of the "projection".