Tag Archives: situation theory

Situation Theory: getting started with the literature

A common problem facing those interested in learning about situation theory and situation semantics for the first time is knowing where to begin. The goal of this blog post is to save my readers as much time and effort as … Continue reading

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Situation Theory: a survey

Lee, Jacob. 2011. Situation Theory: a survey. Master’s Thesis, Fresno, California: California State University Fresno. Abstract Situation semantics was developed as an alternative to possible-worlds semantics. While possible-worlds semantics defines the informational content of sentences in terms of complete descriptions … Continue reading

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Sowa on Situations, in brief

John Sowa writes: Theories of semantics based on possible worlds cannot derive purpose or intention from collections of worlds, no matter how big, or from collections of situations, no matter how small. In their theory of situations, Barwise and Perry … Continue reading

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Introduction to Channel Theory

The channel theory of Jeremy Seligman and Jon Barwise [1] is intended to help us understand information flows of the following sort: a‘s being F carries the information that b is G. For example, we might want a general framework … Continue reading

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Introduction to Situation Theory Part IV

Situation Semantics Situation theory was developed to support situation semantics. Natural language semantics are rich and the topic of how to represent these semantics, in situation theory or otherwise, is too complex to give justice to here. We will give … Continue reading

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Introduction to Situation Theory Part III

Infon Logic Devlin develops an infon logic framework to be used either by a theorist or by an agent. The description of this logic is relatively informal. Infon logic combines basic infons to form non-basic compound infons. Conjuction and disjunction … Continue reading

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Introduction to Situation Theory Part II

Fundamentals of Situation Theory Situation theory is built on a rich ontology of objects including infons, situations, n-place relations, individuals, spatial and temporal locations, types, parameters, and polarities. We will adopt the account in (Devlin 1991) and assign to each … Continue reading

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Introduction to Situation Theory Part I

What Is Situation Theory? Situation theory is an information theoretic mathematical ontology developed to support situation semantics, an alternative semantics to the better known possible world semantics originally introduced in the 1950s. Rather than a semantics based on total possible … Continue reading

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References and Footnotes

These are footnotes and references for the introduction to situation theory series of articles.

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Notes on “What is information” by David Israel and John Perry

I will be presenting a series of articles introducing various forms of situation theory and situation semantics. I open up with an edited collection notes on an important paper by David Israel and John Perry, entitled “What is Information”. David … Continue reading

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