Date: Feb 28, 2013 9:51 PM
Author: Virgil
Subject: Re: Matheology ? 222 Back to the roots

In article <khUXs.345339$pV4.177097@newsfe21.iad>,
Nam Nguyen <namducnguyen@shaw.ca> wrote:

> On 28/02/2013 8:27 AM, Frederick Williams wrote:
> > Nam Nguyen wrote:
> >>
> >> On 27/02/2013 10:12 PM, Virgil wrote:

> >>> In article <R8AXs.345282$pV4.85998@newsfe21.iad>,
> >
> >>> The set of all functions from |N = {0,1,2,3,...} to {0,1,2,...,9} with
> >>> each f interpreted as Sum _(i in |N) f(i)/10^1, defines such a
> >>> structure..

> >>
> >> That doesn't look like a structure to me. Could you put all what
> >> you've said above into a form using the notations of a structure?

> >
> > There is a set and a collection of functions on it. How does it fail to
> > be a structure?

>
> From what textbook did you learn that a structure is defined as
> "a set and a collection of functions on it"?


Then give us your textbook definition of structure and show why the
above fails to meet it.
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