The logic of information, or the logical theory of information, considers the information content of logical
sign
A sign is an object, quality, event, or entity whose presence or occurrence indicates the probable presence or occurrence of something else. A natural sign bears a causal relation to its object—for instance, thunder is a sign of storm, or me ...
s and expressions along the lines initially developed by
Charles Sanders Peirce
Charles Sanders Peirce ( ; September 10, 1839 – April 19, 1914) was an American philosopher, logician, mathematician and scientist who is sometimes known as "the father of pragmatism".
Educated as a chemist and employed as a scientist for t ...
. In this line of work, the concept of information serves to integrate the aspects of signs and expressions that are separately covered, on the one hand, by the concepts of
denotation
In linguistics and philosophy, the denotation of an expression is its literal meaning. For instance, the English word "warm" denotes the property of being warm. Denotation is contrasted with other aspects of meaning including connotation. For inst ...
and
extension
Extension, extend or extended may refer to:
Mathematics
Logic or set theory
* Axiom of extensionality
* Extensible cardinal
* Extension (model theory)
* Extension (predicate logic), the set of tuples of values that satisfy the predicate
* E ...
, and on the other hand, by the concepts of
connotation
A connotation is a commonly understood cultural or emotional association that any given word or phrase carries, in addition to its explicit or literal meaning, which is its denotation.
A connotation is frequently described as either positive o ...
and
comprehension.
Peirce began to develop these ideas in his lectures "On the Logic of Science" at
Harvard University
Harvard University is a private Ivy League research university in Cambridge, Massachusetts. Founded in 1636 as Harvard College and named for its first benefactor, the Puritan clergyman John Harvard, it is the oldest institution of higher le ...
(1865) and the
Lowell Institute
The Lowell Institute is a United States educational foundation located in Boston, Massachusetts, providing both free public lectures, and also advanced lectures. It was endowed by a bequest of $250,000 left by John Lowell Jr., who died in 1836. ...
(1866).
See also
*
Charles Sanders Peirce bibliography
This Charles Sanders Peirce bibliography consolidates numerous references to the writings of Charles Sanders Peirce, including letters, manuscripts, publications, and . For an extensive chronological list of Peirce's works (titled in English), se ...
*
Information theory
Information theory is the scientific study of the quantification (science), quantification, computer data storage, storage, and telecommunication, communication of information. The field was originally established by the works of Harry Nyquist a ...
*
Inquiry
An inquiry (also spelled as enquiry in British English) is any process that has the aim of augmenting knowledge, resolving doubt, or solving a problem. A theory of inquiry is an account of the various types of inquiry and a treatment of the ...
*
Philosophy of information
The philosophy of information (PI) is a branch of philosophy that studies topics relevant to information processing, representational system and consciousness, cognitive science, computer science, information science and information technology.
...
*
Pragmatic maxim {{C. S. Peirce articles, abbreviations=no
The pragmatic maxim, also known as the maxim of pragmatism or the maxim of pragmaticism, is a maxim of logic formulated by Charles Sanders Peirce. Serving as a normative recommendation or a regulative princ ...
*
Pragmatic theory of information
*
Pragmatic theory of truth
A pragmatic theory of truth is a theory of truth within the philosophies of pragmatism and pragmaticism. Pragmatic theories of truth were first posited by Charles Sanders Peirce, William James, and John Dewey. The common features of these theories ...
*
Pragmaticism
"Pragmaticism" is a term used by Charles Sanders Peirce for his pragmatic philosophy starting in 1905, in order to distance himself and it from pragmatism, the original name, which had been used in a manner he did not approve of in the "literary j ...
*
Pragmatism
Pragmatism is a philosophical tradition that considers words and thought as tools and instruments for prediction, problem solving, and action, and rejects the idea that the function of thought is to describe, represent, or mirror reality. ...
*
Scientific method
The scientific method is an empirical method for acquiring knowledge that has characterized the development of science since at least the 17th century (with notable practitioners in previous centuries; see the article history of scientific m ...
*
Semeiotic
Semiotics (also called semiotic studies) is the systematic study of sign processes (semiosis) and meaning making. Semiosis is any activity, conduct, or process that involves signs, where a sign is defined as anything that communicates something, ...
*
Semiosis
Semiosis (, ), or sign process, is any form of activity, conduct, or process that involves signs, including the production of meaning. A sign is anything that communicates a meaning, that is not the sign itself, to the interpreter of the sign ...
*
Semiotics
Semiotics (also called semiotic studies) is the systematic study of sign processes ( semiosis) and meaning making. Semiosis is any activity, conduct, or process that involves signs, where a sign is defined as anything that communicates something ...
*
Semiotic information theory
Information theory is the scientific study of the quantification, storage, and communication of information. The field was originally established by the works of Harry Nyquist and Ralph Hartley, in the 1920s, and Claude Shannon in the 1940s. ...
*
Sign relation
A sign relation is the basic construct in the theory of signs, also known as semiotics, as developed by Charles Sanders Peirce.
Anthesis
Thus, if a sunflower, in turning towards the sun, becomes by that very act fully capable, without further ...
*
Sign relational complex
In semiotics, a sign relational complex is a generalization of a sign relation that allows for empty components in the ''elementary sign relations'', or sign relational triples of the form (object, sign, interpretant).
Generally speaking, when it ...
*
Triadic relation
In mathematics, a ternary relation or triadic relation is a finitary relation in which the number of places in the relation is three. Ternary relations may also be referred to as 3-adic, 3-ary, 3-dimensional, or 3-place.
Just as a binary relat ...
References
*
Luciano Floridi
Luciano Floridi (; born 16 November 1964) is an Italian people, Italian and British people, British philosopher. He holds a double appointment as professor of philosophy and ethics of information at the University of Oxford, Oxford Internet In ...
''The Logic of Information''presentationdiscussion
Télé-université (Université du Québec
The University of Quebec ( French: ''Université du Québec'') is a system of ten provincially run public universities in Quebec, Canada. Its headquarters are in Quebec City. The university coordinates 300 programs for over 87,000 students. Th ...
), 11 May 2005, Montréal, Canada.
* Luciano Floridi
Luciano Floridi (; born 16 November 1964) is an Italian people, Italian and British people, British philosopher. He holds a double appointment as professor of philosophy and ethics of information at the University of Oxford, Oxford Internet In ...
''The logic of being informed''
Logique et Analyse. 2006, 49.196, 433–460.
External links
* Peirce, C.S. (1867), "Upon Logical Comprehension and Extension"
Information theory
Semiotics
Logic
Charles Sanders Peirce
{{semiotics-stub