# Re: Re: Escaping from the world of 3p Flatland

```On Fri, Dec 28, 2012 at 08:29:52AM -0500, Roger Clough wrote:
> Hi Russell Standish
>
> 2p should be a necessary part of comp, espcially if it uses synthetic logic.
> It doesn't seem to be needed for deductive logic, however.
>
> The following equivalences should hold between comp
> and Peirce's logical categories:
>
> 3p = Thirdness or III
> 2p = Secondness or II
> 1p = Firstness or I.
>
> Comp seems to only use analytic or deductive logic,
> while Peirce's categories are epistemological (synthetic
> logic) categories, in which secondness is an integral part.
> So .
>
> Here's what Peirce has to say about his categorioes:
>
> http://www.helsinki.fi/science/commens/terms/secondness.html
>
>
> "Firstness is the mode of being of that which is such as it is,
> positively and without reference to anything else.
>
> Secondness is the mode of being of that which is such as it is,
> with respect to a second but regardless of any third.
>
> Thirdness is the mode of being of that which is such as it is,
> in bringing a second and third into relation to each other."
> (A Letter to Lady Welby, CP 8.328, 1904)"
> ```
```
Thanks for the definition, but how does that relate to 1p and 3p? I
cannot see anything in the definitions of firstness and thirdness that
relate to subjectivity and objectivity.

As I said before, I do not even know what 2p could be.

--

----------------------------------------------------------------------------
Prof Russell Standish                  Phone 0425 253119 (mobile)
Principal, High Performance Coders
Visiting Professor of Mathematics      hpco...@hpcoders.com.au
University of New South Wales          http://www.hpcoders.com.au
----------------------------------------------------------------------------

--
You received this message because you are subscribed to the Google Groups
"Everything List" group.
To post to this group, send email to everything-list@googlegroups.com.
To unsubscribe from this group, send email to