# Monthly Archives: April 2020

## Readings On Determination • Discussion 4

Re: Peirce List • Gary Fuhrman Determination, along with the related concepts of constraint, definition, form, structure, etc., are subjects of recurring discussion.  Here are links to readings I collected back when I began approaching inference, information, inquiry, logic, sign processes, … Continue reading

## Differential Logic • 10

It’s been a while, so let’s review … Tables A1 and A2 showed two ways of organizing the sixteen boolean functions or propositional forms on two variables, as expressed in several notations.  For ease of reference, here are fresh copies … Continue reading

## Peirce’s Categories • 14

Re: Peirce List • Robert Marty RM: What do you think of the presuppositions between the levels? Do they make sense to you? At this point I have mostly questions, which would take further research to answer, not to mention … Continue reading

## Peirce’s Categories • 13

Re: Peirce List • Robert Marty With a few choice exceptions I have always found Peirce’s earlier writings on categories, relations, and semiotics to be more clear, exact, and fruitful in practice than his last attempts to explain himself without … Continue reading

## Differential Logic • Discussion 2

Re: Peirce List • Edwina Taborsky I first encountered Peirce’s Collected Papers sometime during my freshman year in one of the quieter corners of the Michigan State Math Library where I used to hide out to study and shortly after … Continue reading

## Semiotics, Semiosis, Sign Relations • Discussion 6

Re: Peirce List • Jon Alan Schmidt Just a note to record this citation by Jon Alan Schmidt of an important theme in Peirce.  It touches on one of those recurring questions which has come up time and again on the … Continue reading

## Differential Logic • 9

Propositional Forms on Two Variables Table A2 arranges the propositional forms on two variables according to another plan, sorting propositions with similar shapes into seven subclasses.  Thereby hangs many a tale, to be told in time. Table A2.  Propositional Forms … Continue reading

## Differential Logic • Discussion 1

Re: Structural Modeling • Joseph Simpson Thanks, Joe, glad you liked the table, I’ve got a million of ’em!  I’ll be setting another mess of tables directly as we continue studying the effects of differential operators on families of propositional … Continue reading

## Differential Logic • 8

Propositional Forms on Two Variables To broaden our experience with simple examples, let’s examine the sixteen functions of concrete type and abstract type   Our inquiry into the differential aspects of logical conjunction will pay dividends as we study the … Continue reading

## Differential Logic • 7

Differential Expansions of Propositions Panoptic View • Enlargement Maps The enlargement or shift operator exhibits a wealth of interesting and useful properties in its own right, so it pays to examine a few of the more salient features playing out … Continue reading