Date: Feb 20, 2013 7:31 AM
Author: William Hughes
Subject: Re: Matheology § 222 Back to the roots

On Feb 20, 12:37 pm, WM <> wrote:
> On 20 Feb., 11:30, William Hughes <> wrote:
> > A  statement you can make is that there
> > is no line of the list with the property
> > that it is coFIS to d.
> > (you do not need every line or every FIS to "actually
> > exist" to make this statement)

> You need all FISs of d to make this statement.

No, for each line of L you only need some
of the FISs. For every line you need every
not all.


> > Let z be a potentially infinite sequence such that
> > for some natural number m, the mth FIS of
> > z contains a zero.

> > Are z and x coFIS?
> No.

Is the following statement true

For every natural number n we have

the (n+1)st FIS of the nth line
of L contains a 0.