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?
-- When a true genius appears in the world, you may know him by this sign, that the dunces are all in confederacy against him. Jonathan Swift: Thoughts on Various Subjects, Moral and Diverting