Rational numbers

Posted by on Jun 7, 2013 in Blog, Numbers | 0 comments

Rational numbers

In a previous post, I discussed the basic concept of number, beginning with natural numbers, or counting numbers. I am pursuing a notion here that certain kinds of numbers go together with certain kinds of operation. In the case of the natural numbers, the fundamental operation is counting. We begin with no thing and add one thing to it. The addition is equivalent to a count of one. Intellectually, if we have a set of, say, three items in front of us, and we are going to count them, we begin with nothing (“0”), then count “1”, then “2”, then...

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