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Re: Some important demonstrations on negative numbers
Posted:
Nov 27, 2012 4:38 PM
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On Nov 27, 2012, at 4:11 PM, Clyde Greeno @ MALEI <greeno@malei.org> wrote:
> As Joe hinted, there are many real-world contexts in which both kinds of operations are common-sensible. Formal proof is not one of them.
Again, there is another layer below all that. We call that layer "mathematics".
Bob Hansen
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