Reasoning

Robin Catalogue:
756. Retroduction (Retr)
A. MS., n.p., late, pp. 1-9, 1-5.
The three kinds or stages of inquiry illustrated.

…it may perhaps be true that reasoning can only be performed by a mind more or less like that of man, although there are machines which will produce the conclusions from certain premises. But...

Robin Catalogue:
A. MS., n.p., n.d., pp. 1-2, 1-5, 1-13, with a title page and a table of contents. Logic is the theory of reasoning and, as such, it is not a branch of psychology (pp...

We cannot say that reasoning is argument addressed to oneself. For an argument is a communication by which the arguer endeavours to produce a predetermined belief in the mind he addresses. In...

…there seems to be considerable importance in insisting that reasoning is a performance of the physiological organism under the governance of reason, and not exclusively confined to that ens...

What I call Reasoning differs from an acritical inference in that it is always accompanied by the belief that it, the special inference, is only an instance of a type, or...

Robin Catalogue:
A. MS., n.p., n.d., 1 folded sheet; plus 5 other folded sheets which, although lacking a title or mark, seem to be connected with the first.
The argument stated...

A. MS., G-1893-5, pp. 1-11.
Only the last 4 paragraphs (pp. 10-11) published: Collected Papers, Vol. 8, pp. 278-279. Unpublished: a summary of CSP’s work in philosophy and logic which is...

…in all reasoning there must be something amounting to a diagram before the mind’s eye, and […] the act of inference consists in observing a relation between parts...

Robin Catalogue:
A. MS., G-1893-5, pp. 1-12.
Only the 1st paragraph of p. 1 was published: Collected Papers, Vol. 8, p. 278. Unpublished: a general summary of CSP’s work in...

Robin Catalogue:
A. MS., n.p., [1905-06?], pp. 1-29, with 2 pp. of variants.
“Maiotic” method of Socrates. The Athenian Schools and the emergence of Aristotle. Why the logical...

Robin Catalogue:
A. MS., notebook, n.p., 1903, pp. 1-26.
Existential graphs as a system for expressing any assertion with precision is not intended to facilitate but to analyze...

Robin Catalogue:
A. MS., notebook, n.p., 1903, pp. 1-37.
Science hampered by the false notion that there is no distinction between good and bad reasoning. This notion related to...

Robin Catalogue:
A. MS., notebook, n.p., 1903, pp. 1-14.
The purpose of logic; the division of logic into speculative grammar, critic, and methodeutic. Why “methodeutic” as a...

…no sooner have we drawn a conclusion, than we begin to turn upon it with a critic’s eye, and to ask whether it really conformed to our logical ideals. Indeed, unless we do this, in the proper use...

Robin Catalogue:
A. MS., notebook, n.p., 1903, pp. 1-21.
Refutation of the view that there is no distinction between good and bad reasoning or, for that matter, good and bad...

Robin Catalogue:
A. MS,. notebook, G-1903-2a, pp. 1-48.
Published as 1.591-610, with omissions. Unpublished: Present day science suffers from a malady whose source is an...

Robin Catalogue:
The nature of mathematics, pure and applied. In general, mathematics is concerned with the substance of hypotheses, drawing necessary conclusions from them; pure...