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List:       ruby-talk
Subject:    Re: ruby-math and "why is ** not abelian?"
From:       Emmanuel Touzery <emmanuel.touzery () wanadoo ! fr>
Date:       2004-01-26 12:08:13
Message-ID: 401503BD.9000403 () wanadoo ! fr
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Van Jacques wrote:

>If + is commutative, and the successor operation to + is *, which is
>also commutative;
>(a*b = b*a), then why isn't a**b = b**a since ** is successor
>operation to * ?
>
>Some discussion of induction and Peano axioms, which I didn't think
>through.
>  
>
this should probably be posted to ruby-math, it's really quite off-topic 
here.

emmanuel


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