<!DOCTYPE html><HTML lang="en"> <head><meta charset="utf-8"> <title>Perry (John) - Semantics, Possible Worlds (Theo Todman's Book Collection - Paper Abstracts) </title> <link href="../../TheosStyle.css" rel="stylesheet" type="text/css"><link rel="shortcut icon" href="../../TT_ICO.png" /></head> <BODY> <CENTER> <div id="header"><HR><h1>Theo Todman's Web Page - Paper Abstracts</h1><HR></div><A name="Top"></A> <TABLE class = "Bridge" WIDTH=950> <tr><th><A HREF = "../../PaperSummaries/PaperSummary_09/PaperSummary_9181.htm">Semantics, Possible Worlds</A></th></tr> <tr><th><A HREF = "../../Authors/P/Author_Perry (John).htm">Perry (John)</a></th></tr> <tr><th>Source: Routledge Encyclopedia of Philosophy</th></tr> <tr><th>Paper - Abstract</th></tr> </TABLE> </CENTER> <P><CENTER><TABLE class = "Bridge" WIDTH=200><tr><td><A HREF = "../../PaperSummaries/PaperSummary_09/PaperSummary_9181.htm">Paper Summary</A></td></tr></TABLE></CENTER></P> <hr><P><FONT COLOR = "0000FF"><u>Author s Introduction</u><FONT COLOR = "800080"><ol type="1"><li>Possible worlds semantics (PWS) is a family of methods that have been used to analyze a wide variety of <em>intensional</em> phenomena, including <a name="1"></a><A HREF="../../Notes/Notes_1/Notes_121.htm">modality</A><SUP>1</SUP>, conditionals, tense and temporal adverbs, obligation, and reports of informational and cognitive content. </li><li>PWS spurred the development of philosophical logic and led to new applications of logic in computer science and artificial intelligence. It revolutionized the study of the semantics of natural languages. PWS has inspired analyses of many concepts of philosophical importance, and the concept of a possible world has been at the heart of important philosophical systems.</li></ol></FONT><hr><FONT COLOR = "0000FF"><B>Comment: </B><BR><BR>See <a name="W582W"></a><A HREF = "http://www-csli.stanford.edu/~john/PHILPAPERS/posswld.pdf" TARGET = "_top">Link</A> (Defunct).<BR><FONT COLOR = "0000FF"><HR></P><a name="ColourConventions"></a><p><b>Text Colour Conventions (see <A HREF="../../Notes/Notes_10/Notes_1025.htm">disclaimer</a>)</b></p><OL TYPE="1"><LI><FONT COLOR = "0000FF">Blue</FONT>: Text by me; &copy; Theo Todman, 2018</li><LI><FONT COLOR = "800080">Mauve</FONT>: Text by correspondent(s) or other author(s); &copy; the author(s)</li></OL> <BR><HR><BR><CENTER> <TABLE class = "Bridge" WIDTH=950> <TR><TD WIDTH="30%">&copy; Theo Todman, June 2007 - August 2018.</TD> <TD WIDTH="40%">Please address any comments on this page to <A HREF="mailto:theo@theotodman.com">theo@theotodman.com</A>.</TD> <TD WIDTH="30%">File output: <time datetime="2018-08-03T00:12" pubdate>03/08/2018 00:12:44</time> <br><A HREF="../../Notes/Notes_10/Notes_1010.htm">Website Maintenance Dashboard</A></TD></TR> <TD WIDTH="30%"><A HREF="#Top">Return to Top of this Page</A></TD> <TD WIDTH="40%"><A HREF="../../Notes/Notes_11/Notes_1140.htm">Return to Theo Todman's Philosophy Page</A></TD> <TD WIDTH="30%"><A HREF="../../index.htm">Return to Theo Todman's Home Page</A></TD> </TR></TABLE></CENTER><HR> </BODY> </HTML>