# Category Archives: Inference

## Functional Logic • Inquiry and Analogy • 4

Inquiry and Analogy • Aristotle’s “Apagogy” • Abductive Reasoning Peirce’s notion of abductive reasoning is derived from Aristotle’s treatment of it in the Prior Analytics.  Aristotle’s discussion begins with an example which may seem incidental but the question and its … Continue reading

## Functional Logic • Inquiry and Analogy • 3

Inquiry and Analogy • Comparison of the Analyses The next two Figures will be of use when we turn to comparing the three types of inference as they appear in the respective analyses of Aristotle and Peirce. Types of Reasoning … Continue reading

## Functional Logic • Inquiry and Analogy • 2

Inquiry and Analogy • Three Types of Reasoning Types of Reasoning in C.S. Peirce Peirce gives one of his earliest treatments of the three types of reasoning in his Harvard Lectures of 1865 “On the Logic of Science”.  There he … Continue reading

## Functional Logic • Inquiry and Analogy • 1

Inquiry and Analogy • Three Types of Reasoning Types of Reasoning in Aristotle Figure 1 gives a quick overview of traditional terminology I’ll have occasion to refer to as discussion proceeds. Resources Logic Syllabus Boolean Function Boolean-Valued Function Logical Conjunction … Continue reading

## Functional Logic • Inquiry and Analogy • Preliminaries

Functional Logic • Inquiry and Analogy This report discusses C.S. Peirce’s treatment of analogy, placing it in relation to his overall theory of inquiry.  We begin by introducing three basic types of reasoning Peirce adopted from classical logic.  In Peirce’s analysis … Continue reading

## Pragmatic Semiotic Information • Discussion 21

Re: FB | Medieval Logic • Kollbjorn Oldtheyn • Edward Buckner On the question of which later developments in logic Peirce anticipated, I’ve been more focused on the points where he saw through to features we would not see again … Continue reading

## Survey of Abduction, Deduction, Induction, Analogy, Inquiry • 2

This is a Survey of blog and wiki posts on three elementary forms of inference, as recognized by a logical tradition extending from Aristotle through Charles S. Peirce.  Particular attention is paid to the way these inferential rudiments combine to … Continue reading

## Pragmatic Semiotic Information • Discussion 20

Re: R.J. Lipton and K.W. Regan • IBM Conference on the Informational Lens A little bit of history recoded … It may be worth noting the Information Revolution in our understanding of science began in the mid 1860s when C.S. Peirce … Continue reading

## Pragmatic Semiotic Information • Discussion 19

Re: Differential Logic and Dynamic Systems Re: FB | Systems Sciences • Kenneth Lloyd An exchange on Facebook took me back to recent discussions of pragmatic truth and long-running discussions of pragmatic semiotic information.  Just by way of a note … Continue reading

## Pragmatic Semiotic Information • Discussion 18

Re: Peirce Society Facebook Page • John Corcoran To address Was ist und was soll Information sein? in a Peircean context we need to grasp or at least try to grapple with Peirce’s inklings about information.  As it happens, I’ve … Continue reading