Information = Comprehension × Extension • Comment 4
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https://inquiryintoinquiry.com/2024/10/14/information-comprehension-x-exten…
Re: Information = Comprehension × Extension • Comment 3
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https://inquiryintoinquiry.com/2024/10/13/information-comprehension-x-exten…
All,
Many things still puzzle me about Peirce's account at this point. The question
marks in the Figures of the previous post indicate a number of places I have
remaining questions about. There is nothing for it but returning to Peirce's
text and trying again to follow his reasoning.
Let's go back to Peirce's example of abductive inference and try to get a
clearer picture of why he connects it with conjunctive terms and iconic signs.
Figure 1 shows the implication ordering of logical terms in the form of a lattice
diagram.
Figure 1. Conjunctive Term z, Taken as Predicate
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https://inquiryintoinquiry.files.wordpress.com/2016/10/ice-figure-1.jpg
Figure 3 shows an abductive step of inquiry, as taken on the cue of an iconic sign.
Figure 3. Conjunctive Predicate z, Abduction of Case x ⇒ y
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https://inquiryintoinquiry.files.wordpress.com/2016/10/ice-figure-3.jpg
The relationship between conjunctive terms and iconic signs may be understood along
the following lines. If there is anything with all the properties described by the
conjunctive term “spherical bright fragrant juicy tropical fruit” then sign users
may use that thing as an icon of an orange, precisely by virtue of the fact it
shares those properties with an orange. But the only natural examples of things
with all those properties are oranges themselves, so the only thing qualified to
serve as a natural icon of an orange by virtue of those very properties is that
orange itself or another orange.
Reference —
Peirce, C.S. (1866), “The Logic of Science, or, Induction and Hypothesis”,
Lowell Lectures of 1866, pp. 357–504 in Writings of Charles S. Peirce :
A Chronological Edition, Volume 1, 1857–1866, Peirce Edition Project,
Indiana University Press, Bloomington, IN, 1982.
Regards,
Jon
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