# Category Archives: Dyadic Relations

## Relation Theory • 3

Relation Theory • Definition It is convenient to begin with the definition of a -place relation, where is a positive integer. Definition.  A -place relation over the nonempty sets is a -tuple where is a subset of the cartesian product Several … Continue reading

## Relation Theory • 2

Relation Theory • Preliminaries Two definitions of the relation concept are common in the literature.  Although it is usually clear in context which definition is being used at a given time, it tends to become less clear as contexts collide, … Continue reading

## Relation Theory • 1

Here’s an introduction to Relation Theory geared to applications and taking a moderately general view at least as far as finite numbers of relational domains are concerned (-adic or -ary relations). Relation Theory This article treats relations from the perspective … Continue reading

## The Difference That Makes A Difference That Peirce Makes • 33

Re: Ontolog Forum • William Frank William Frank asked a question about propositional attitudes and presuppositions. WF: Are there any formal languages, such as Common Logic, that adequately represent statements about propositions — statements from which, in natural reasoning, one can … Continue reading

## Relations & Their Relatives • Discussion 23

Re: Ontolog Forum • Roberto Rovetto • Alex Shkotin Having lost my concentration to another round of home reconstruction disruption, let me loop back to the texts from Roberto and Alex which drew me into this discussion last week. RR: … Continue reading

## Relations & Their Relatives • Discussion 22

Re: Ontolog Forum • Roberto Rovetto (1) (2) RR: What’s your view on: When to create a greater-than-binary relation rather than a binary relation? Consider:  You want to represent some information, statement, or knowledge, without necessarily being forced to limit … Continue reading

## Relations & Their Relatives • Discussion 21

Re: Ontolog Forum • Alex Shkotin AS: Let me underline an important point:  first of all, we have found in nature and society one or another relation and ask how many members each example of this relation can have?  i.e. … Continue reading

## Relations & Their Relatives • Discussion 20

Re: Information = Comprehension × Extension Re: Category Theory • Morgan Rogers MR: Care to make any of this more precise? [The above] formula, for example? Yes, it will take some care to make it all more precise, and I’ve … Continue reading

## Relations & Their Relatives • Discussion 19

Re: Category Theory • Henry Story HS: Could one not say that Frege also had a three part relation?  I guess:  for singular terms their Sense and Reference. […] His argument could be explained very simply.  Imagine you start with … Continue reading

## Relations & Their Relatives • Discussion 18

Re: Relations & Their Relatives • Review 1 Re: Category Theory • Morgan Rogers MR: So a “sign process” would be a subset , where is a time domain? There are a couple of ways we usually see the concept … Continue reading