Hi Jon,

That publication is a placeholder. It has absolutely zero value beyond the 
general concept — thus you can see how messy it is but the kernel compoments 
exist there. I.e., if it is cited in twenty years, I can demonstrate proof of 
concept (though I have internal publishings which can do that also).

I would direct your attention to Tarski's general threoem and then ask you to 
study Godel's and try to understand, within that context, why Peirce's 5.525 is 
highly relevant. It can be understood far more broadly than even Tarski 
understands and there are problems with Tarski's own logic (in terms of 
realizing the full solution). He doesn't understand the "meta" aspect even as 
he invokes it, for instance. I will be more than clear, anyway, about all these 
things in due time.

Briefly? All representational systems, and all possible, as I can eventually 
show, are incomplete (no matter how one wishes to define it or describe it — as 
Tarski or Godel, wisely of course, set minimal limits — but then miss entirely, 
though Tarski comes closer, to the general fact that all representational 
systems are incomplete).

By the time I'm ready to respond to you, it will be very clear with much more 
minimal assumptions and so forth. I have no idea how you came across that 
(google?) because it's not something I put out there for any reason other than 
to "placehold". Like registering a website name I want to use ten years down 
line if you catch my drift. I wouldn't cite it in that formal presentation ever 
— genuinely. The only work it does is link some key concepts which within the 
context of an actual long-essay makes more than perfect sense.

Yes, I appreciate your thoughts on Peirce. I think we've been over that. More 
on me than you to re-contextualize that and see where it goes. I don't 
disregard your opinions/thoughts — in fact, they work well as that against/with 
which I myself formalize certain responses. But readiness is not there.


https://zenodo.org/records/14777823

That's the only other use I ever made of that website. Again, a place-holder 
(not a final product). But not even relevant to this discussion — I just post 
it here so you might understand that "proof" (if I even used that term — I 
cannot recall) is used loosely in that publication. It's an archetypal logical 
outline which, there, is ironcially very much incomplete. Not to be really 
taken as anything other than the placeholder it is. I suppose the original post 
to this thread is similar.

By the time the full-length essay is done I'm certain you'll understand what I 
mean when I link 5.525 directly to incompleteness theorems (though if you play 
around with the internal logic and look more to Tarski than Godel — his logical 
statements — you might understand some of it already).

Best,
Jack
________________________________
From: [email protected] <[email protected]> on behalf of 
Jon Alan Schmidt <[email protected]>
Sent: Wednesday, August 20, 2025 10:56 PM
To: Peirce-L <[email protected]>
Subject: Re: [PEIRCE-L] Peirce and Incompleteness -- Why the Parsimony of 
"Credit"?

Jack, List:

What is your exact definition of "incompleteness" in this context? In the 
linked paper, Tarksi defines the decision problem as "whether there exists a 
mechanical means of deciding whether any given statement of a formal system is 
a theorem," and (more precisely) "whether the set of provable statements of a 
formal system is general recursive" (p. 24). He also states that "by 
completeness we mean simply that, given any formula [without free variables], 
either that formula or its negation is a theorem" (ibid.). He goes on to say, 
as quoted below, that the result "is negative ... for the general case of the 
predicate calculus" (p. 25), i.e., the predicate calculus is incomplete in the 
defined sense. As I understand it, Gödel's incompleteness theorem demonstrates 
that number theory is likewise incomplete in this sense.

I still do not see what these decidability results for sufficiently powerful 
formal systems have to do with the general logical principle stated by Peirce 
in CP 5.525--every proposition has a subject that must be indicated or found, 
because it cannot be described in words. This corresponds to the line of 
identity in the Beta part of Existential Graphs, which implements a version of 
the predicate calculus without free variables, as well as the indefinite 
pronoun "something" in ordinary English. Can you make the alleged connection 
explicit for me? I just came across the "proof" that you recently published on 
Zenodo (https://zenodo.org/records/16681952), which purports to demonstrate 
that for every symbolic system, there is some truth-value or independently 
existing object that it cannot express. However, Peirce's whole point is that 
symbols alone are indeed insufficient for formulating propositions--indices are 
also required.

Again, nobody is disputing that one individual person's actual representation 
of something is never identical to another individual person's actual 
representation of the same thing--a sign token always produces at least 
slightly different dynamical interpretants in different interpreters, because 
their minds have been determined by different previous signs, such that they 
have different habits of interpretation. The question is whether it would be 
possible, as an ideal limit in the infinite future, for an infinite community 
to have identical representations of everything real after infinite 
investigation and thus infinite experience--the final interpretant of every 
sign. Peirce, of course, says yes--not as a demonstrable fact, but as a 
methodological principle and regulative hope of inquiry.

Regards,

Jon Alan Schmidt - Olathe, Kansas, USA
Structural Engineer, Synechist Philosopher, Lutheran Christian
www.LinkedIn.com/in/JonAlanSchmidt<http://www.LinkedIn.com/in/JonAlanSchmidt> / 
twitter.com/JonAlanSchmidt<http://twitter.com/JonAlanSchmidt>

On Wed, Aug 20, 2025 at 3:58 AM Jack Cody 
<[email protected]<mailto:[email protected]>> wrote:
On a more "fun" tangent, I have been experimenting with classical semiotic 
ideas of experience and representation which no doubt can be read in semeiotic 
qua object/interpretant/determination and so forth (in classification). I've 
used the famous sequence in The Good, The Bad, and The Ugly to make the point:
P(O)P Truth Table — Tuco (T), Blondie (B), Angel Eyes (AE)

| Subject | Object | Prime (representation)        | Non-identity to base | 
Cross-prime inequality         |
|---------|--------|-------------------------------|----------------------|--------------------------------|
| T       | B      | B'    (Blondie-as-to-Tuco)    | B'  != B             | B'  
!= B''                     |
| T       | AE     | AE'   (AngelEyes-as-to-Tuco)  | AE' != AE            | AE' 
!= AE''                    |
| B       | T      | T'    (Tuco-as-to-Blondie)    | T'  != T             | T'  
!= T''                     |
| B       | AE     | AE''  (AngelEyes-as-to-Blondie)| AE'' != AE           | 
AE'' != AE'                    |
| AE      | T      | T''   (Tuco-as-to-AngelEyes)  | T'' != T             | T'' 
!= T'                      |
| AE      | B      | B''   (Blondie-as-to-AngelEyes)| B'' != B             | 
B'' != B'                      |

Minimal consequences (also copy/pasteable):

Incompleteness (prime != base):
T' != T,  T'' != T,  B' != B,  B'' != B,  AE' != AE,  AE'' != AE

Unique experience (cross-prime, same base):
T' != T'',  B' != B'',  AE' != AE''
The table illustrates a core concept in social cognition and philosophy of 
mind: an individual is not a single, fixed object but is constituted 
differently in relation to others. Each person (the subject) has their own 
unique representation (or model) of another person (the object).
Subject: The person who is doing the perceiving.
Object: The person who is being perceived.
Prime (representation): This is the Subject's internal representation or mental 
model of the Object. The prime symbol ( ′ ) denotes that this is a version for 
or as seen by the Subject.

     *
B′ is "Blondie as seen by Tuco."
     *
T′′ is "Tuco as seen by Angel Eyes."

Non-identity to base: This column states a fundamental rule: a person's 
representation of another (Prime) is never identical to that other person's 
base identity or their representation of themselves. B′ ≠ B means "Tuco's 
version of Blondie is not the same as Blondie's version of himself (or 
Blondie's 'true' self, if such a thing exists)."
Cross-prime (same object, different subject): This column states another 
fundamental rule: two different subjects will have different representations of 
the same object. Tuco's version of Angel Eyes (AE′) is not the same as 
Blondie's version of Angel Eyes (AE′′).
Summary of the Relations Shown:

  1.
Tuco's View:
     *
He sees Blondie as B′.
     *
He sees Angel Eyes as AE′.
  2.
Blondie's View:
     *
He sees Tuco as T′ (which is different from Tuco's view of himself and Angel 
Eyes' view of Tuco).
     *
He sees Angel Eyes as AE′′ (which is different from Angel Eyes' view of himself 
and Tuco's view of him).
  3.
Angel Eyes' View:
     *
He sees Tuco as T′′.
     *
He sees Blondie as B′′.

Note, three base (person(s)) generate six necessary primes and no person's 
primes (two unique for each one) can be the same as anyone else's without 
contradicting identity principles.

A fun way to explore semeiotics whilst illustrating certain points which can be 
understood variously.

The most important part to me, here, is that there are necessarily six prime 
"people" (as far as I can tell) from three base person(s). As each person 
"sees/experiences" two others, distinct, the mathematics is not difficult. The 
larger question is what that means in more general terms. It goes directly to 
relativity in prime representation as far as I can tell but the base does not 
seem relative to me at all. Need more explication but more a fun way of asking 
quesitons than a strict thesis.

Best
Jack

________________________________
From: Jack Cody
Sent: Tuesday, August 19, 2025 8:09 AM
To: Peirce-L <[email protected]<mailto:[email protected]>>
Subject: Peirce and Incompleteness -- Why the Parsimony of "Credit"?

Dear List,

I have been studiously preparing an on-list reply to a post made by JAS a week 
or more ago. I would like to say, in advance, that I find it incredibly 
interesting that Peirce is basically writing about incompletness (Godel/Tarski) 
50 years (1881) before Godel (1931?) renders his famous theorems. Now Peirce's 
findings are proto-incompleteness but maximal within that discovery period.

There are a few things to note: one, Peirce establishes the truth-table system 
and also the logic of number (article) which massively influences not merely 
Tarski/Godel (more Tarski first hand and Godel second), but also Peano et al in 
their work regarding the very system Godel will later use. Tarski, at an 
address to Stanford in 1947 (where Godel and many other famous logicians are 
present) cites Peirce's work directly (he wasn't sure if it was Peirce or Frege 
— each had done something of note here but in this instance it was indeed 
Peirce whom he meant.  Peirce is aware, too, of all those in the area of 
truth-tables or what would now be called "PA" and you can find citations to all 
the canonical figures within Peirce's writings (from the 19th through very 
early 20th centuries).

Why is this interesting? Park the ding-an-sich for a minute. We do not all 
agree. That's the subject of my larger thesis. However, before I even arrive at 
that I have two more minor theses. One, a far more rigourously formatted 
understanding of the above which gives Peirce his credit which I believe has 
been seriously neglected over the years. I mean, I search Google Scholar and so 
forth and there are some articles which are interesting but nowhere is 5.525 
("It has been shown [3.417ff] that in the formal analysis of a proposition, 
after all that words can convey has been thrown into the predicate, there 
remains a subject that is indescribable...") cited as a necessary example of 
proto-incompleteness.
That statement, logically, foreshadows so much in the semantic of Godel and 
Tarski (and this before even citing Peirces schematic work on truth-tables and 
also a kind of proto Peano Arithematic) .
I find it odd, basically, that of all the scholarship done on Peirce no one, it 
seems, has made the obvious connection. If you take that section of 5.525 and 
read Peirce's mathematical work as cited by Tarski

"Now let us examine the decision problem in some elementary forms of logic. 
First, the sentential calculus: for this there is the positive result based on 
the two-valued truth-table method. I do not know who actually is the author of 
this procedure - whether it was Frege or Peirce - but what is important is that 
we do have this now classical result.20 For the monadic functional calculus it 
is well known that the result is positive.21 It is negative, however, for the 
general case of the predicate calculus."
https://www.jstor.org/stable/421074
it is very difficult not to understand the work Peirce was doing as essential 
to incompleteness (what it would come to be called in the next century). (I 
park the ding-an-sich to one side because there is an area, here, where surely 
there is List agreement — there are two kinds of incompleteness, to me at 
least, who has studied almost nothing but for years now: maximal and minimal). 
Peirce is maximal in his logic ("after all that words can convey have been 
thrown into [predicates of subjects] there remains [subjects which are  
indescribable and thus we have "incompleteness"]. 5.525.

I have changed that wording, clearly, but it's not problematic to the overall 
logical analysis. If one runs with Tarski and Godel here, one sees immediately 
that you cannot derive, easily, anything other than incompleteness (protean) 
from that which Peirce is speaking about.

Anyway, this is overly long already but I wanted to throw it open for others to 
consider as many diverse backgrounds exist here in interdisciplinary fields. 
I'm just genuinely amazed, ding-an-sich or no (a different day...), that such 
little work has been done here in terms of threading the needly to/through 
Peirce and those exponents of incompleteness theorems.

Best,
Jack
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